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Cleveland Status Report issued Feb 6, 2012 11:32 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 2/6/2012 There was no evidence of ash emissions or elevated surface temperatures in partly cloudy satellite images over the past day. There have been no indications of explosive ash-producing activity from satellite or from distant seismic, pressure or lightning sensors. Renewed eruptive activity producing...
Cleveland Daily Update issued Feb 5, 2012 10:39 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 2/5/2012 Satellite observations over the past day were mostly obscured by clouds. There have been no indications of explosive ash-producing activity from satellite or from distant seismic, pressure or lightning sensors. Renewed eruptive activity producing a small 40 meter (130 foot) lava dome was first obs...
Cleveland Daily Update issued Feb 4, 2012 11:30 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 2/4/2012 Satellite observations over the past day were mostly obscured by clouds. There have been no indications of explosive ash-producing activity from satellite or from distant seismic, pressure or lightning sensors. Renewed eruptive activity producing a small 40 meter (130 foot) lava dome was first obs...
Cleveland Weekly Update issued Feb 3, 2012 11:53 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 2/3/2012 Satellite observations throughout the week suggest that eruptive activity at Cleveland Volcano has slowed or paused. Since observation of a new lava dome on 30 January, its size has not changed appreciably. Satellite-derived surface temperatures are consistent with slow to no growth of the dome. The...
Cleveland Status Report issued Feb 2, 2012 10:42 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 2/2/2012 There was no evidence of ash emissions or elevated surface temperatures in partly cloudy satellite images over the past day. AVO has not received any other reports of activity. Renewed eruptive activity producing a small 40 meter (130 foot) lava dome was first observed in satellite data on 30 Janu...
Cleveland VAN/VONA issued Jan 31, 2012 15:21 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 1/31/2012 Renewed eruptive activity of Cleveland Volcano has been observed in satellite data, and AVO is raising the Aviation Color Code to Orange and the Alert Level to Watch. A new lava dome has been observed in the summit crater, and as of 30 January 2012 was approximately 40 meters (130 feet) in diameter....
Wrangell Weekly Update issued Jan 27, 2012 14:26 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 1/27/2012 AVO can no longer seismically monitor Wrangell volcano because of seismic station outages. As a result, AVO is unable to assess seismic activity at this volcano. As at other volcanoes without real-time seismic networks, AVO will continue to use satellite data and reports from pilots and ground obser...
Cleveland Weekly Update issued Jan 27, 2012 14:26 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 1/27/2012 No new activity was detected at Cleveland volcano this week. Clouds obscured views of the volcano by satellite this week. Satellite data indicate that the lava dome that formed throughout the fall-winter of 2011 was largely removed and covered by the explosive activity of late December. It is unce...
Wrangell VAN/VONA issued Jan 27, 2012 14:21 Volcano Alert Level UNASSIGNED - Aviation Color Code UNASSIGNED - Alaska Volcano - 1/27/2012 AVO can no longer seismically monitor Wrangell volcano because of seismic station outages. As a result, AVO is unable to assess seismic activity at this volcano. As at other volcanoes without real-time seismic networks, AVO will continue to use satellite data and reports from pilots and ground obser...
Cleveland Weekly Update issued Jan 20, 2012 10:04 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 1/20/2012 No new activity was detected at Cleveland volcano this week. Elevated surface temperatures at the volcano's summit were observed in a satellite image on January 17. The elevated temperatures likely result from active fumaroles (vents of hot steam and gas) as well as from recent, still-warm depo...
Cleveland Weekly Update issued Jan 13, 2012 12:44 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 1/13/2012 No new activity was detected at Cleveland volcano this week. Elevated surface temperatures at the volcano's summit were observed in satellite images January 12. The elevated temperatures likely result from active fumaroles (vents of hot steam and gas) as well as from recent, still-warm deposits...
Cleveland Weekly Update issued Jan 6, 2012 11:17 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 1/6/2012 Satellite views of Cleveland Volcano throughout the past week have indicated nothing unusual and no signs of eruptive activity have been observed. AVO has received no reports of activity at the volcano from pilots or other observers. Satellite data indicate that the lava dome that formed throughou...
Cleveland Status Report issued Jan 3, 2012 11:57 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 1/3/2012 Satellite views of Cleveland Volcano over the past 24 hours have indicated nothing unusual and no signs of eruptive activity have been observed. AVO has received no reports of activity at the volcano from pilots or other observers. AVO will cease daily reporting on Cleveland Volcano until a signif...
Cleveland Status Report issued Jan 2, 2012 12:05 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 1/2/2012 Cloudy weather conditions have prevented clear satellite views of Cleveland Volcano in the last day. AVO has received no reports of activity at the volcano. More sudden explosions producing ash or ejecting blocks may still occur with plumes exceeding 20,000 feet above sea level. Such explosio...
Cleveland Status Report issued Jan 1, 2012 14:51 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 1/1/2012 There have been no signs of new eruptive activity or unrest in satellite images of Cleveland during the past 24 hours. More sudden explosions producing ash or ejecting blocks may still occur with plumes exceeding 20,000 feet above sea level. Such explosions and their associated ash clouds may go un...
Cleveland Status Report issued Dec 31, 2011 11:31 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/31/2011 There are no signs of new eruptive activity or unrest in several clear to partly clear satellite images of Cleveland during the past 24 hours. More sudden explosions producing ash or ejecting blocks may still occur with plumes exceeding 20,000 feet above sea level. Such explosions and their associ...
Cleveland VAN/VONA issued Dec 30, 2011 13:57 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/30/2011 Cleveland Volcano is has been lowered to aviation color code YELLOW and alert level ADVISORY. No new explosive activity has been observed at the volcano since yesterday morning. A detached drifting ash cloud from the volcano was detected early yesterday morning in satellite imagery. Ground cou...
Cleveland Weekly Update issued Dec 30, 2011 14:43 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/30/2011 Earlier today, AVO lowered the aviation color code to YELLOW and alert level to ADVISORY for Cleveland Volcano. No new explosive activity has been observed at the volcano since the ash cloud that was detected yesterday morning. More sudden explosions producing ash or ejecting blocks may still oc...
Cleveland VAN/VONA issued Dec 29, 2011 07:55 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 12/29/2011 A detached drifting ash cloud to approximately 15,000 ft ASL has been detected at Cleveland Volcano in satellite images from 1402 UTC, Dec 29. As of 1445 UTC the ash cloud was approximately 80 KM/50 miles moving ESE from the volcano. Based on the presence of an ash cloud, AVO has raised the avia...
Cleveland Weekly Update issued Dec 23, 2011 12:45 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/23/2011 During the past week, several clear satellite images of Cleveland showed no sign of significant volcanic unrest. Without ground-based instrumentation, it is difficult to determine if the volcano has returned to a state of quiet following intermittent lava eruption from late July through early Octobe...
Cleveland Status Report issued Dec 22, 2011 13:14 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/22/2011 AVO detected no evidence of eruptive activity or unrest in mostly cloudy satellite images of Cleveland during the past 24 hours. Whether intermittent lava effusion in the summit crater of Cleveland has ceased or has merely paused is not certain. Effusion could resume at any time and send lava over...
Cleveland Status Report issued Dec 21, 2011 12:09 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/21/2011 There are no signs of eruptive activity or unrest in several clear satellite images of Cleveland during the past 24 hours. Whether intermittent lava effusion in the summit crater of Cleveland has ceased or has merely paused is not certain. Effusion could resume at any time and send lava over the c...
Cleveland Status Report issued Dec 20, 2011 12:43 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/20/2011 AVO detected no activity at Cleveland in mostly cloudy satellite views of the volcano over the past 24 hours. Whether intermittent lava effusion in the summit crater of Cleveland has ceased or has merely paused is not certain. Effusion could resume at any time and send lava over the crater rim and...
Cleveland Status Report issued Dec 19, 2011 12:25 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/19/2011 AVO detected no activity at Cleveland in partly to mostly cloudy satellite views of the volcano over the past 24 hours. Whether intermittent lava effusion in the summit crater of Cleveland has ceased or has merely paused is not certain. Effusion could resume at any time and send lava over the crat...
Cleveland Status Report issued Dec 18, 2011 12:51 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/18/2011 Clouds obscured satellite views of Cleveland over the past 24 hours. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Last observed dome growth occurred in early October, and re...
Cleveland Status Report issued Dec 17, 2011 12:22 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/17/2011 Clouds obscured satellite views of Cleveland over the past 24 hours. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Last observed dome growth occurred in early October, and re...
Cleveland Weekly Update issued Dec 16, 2011 10:27 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/16/2011 Clouds have obscured satellite views of Cleveland volcano throughout the past week, and AVO has not received additional reports of activity. Thus, it is not known if subsidence of the summit lava dome continues. The new lava dome began growing at Cleveland in late July 2011 and eventually reached ...
Cleveland Status Report issued Dec 15, 2011 12:25 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/15/2011 No unusual activity was observed in cloudy satellite views of Cleveland over the past 24 hours. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Last observed dome growth occur...
Cleveland Status Report issued Dec 14, 2011 12:54 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/14/2011 No unusual activity was observed in cloudy satellite views of Cleveland over the past 24 hours. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Last observed dome growth occur...
Cleveland Status Report issued Dec 13, 2011 11:49 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/13/2011 No unusual activity was observed in cloudy satellite views of Cleveland over the past 24 hours. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Last observed dome growth occur...
Cleveland Status Report issued Dec 12, 2011 12:32 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/12/2011 No unusual activity was observed in partly cloudy satellite views of Cleveland today. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Last observed dome growth occurred in ear...
Cleveland Status Report issued Dec 11, 2011 12:22 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/11/2011 Nothing unusual was observed in clear satellite views of Cleveland today. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Last observed dome growth occurred in early October, ...
Cleveland Status Report issued Dec 10, 2011 12:38 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/10/2011 Cloudy conditions prevented clear satellite views in the past 24 hours. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Last observed dome growth occurred in early October, an...
Cleveland Weekly Update issued Dec 9, 2011 12:45 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/9/2011 Although mostly cloudy conditions persisted at the volcano this week, several clear satellite views detected modest elevated surface temperatures at the summit on December 3-5. Gradual subsidence of the summit dome continues. AVO has received no reports of activity. The new lava dome began growin...
Cleveland Status Report issued Dec 8, 2011 14:13 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/8/2011 Mostly cloudy conditions persisted during the past 24 hours at the volcano. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Recent views of the summit show gradual subsidence a...
Cleveland Status Report issued Dec 7, 2011 12:09 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/7/2011 Mostly cloudy conditions persisted during the past 24 hours at the volcano. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Recent views of the summit show gradual subsidence a...
Cleveland Status Report issued Dec 6, 2011 12:11 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/6/2011 Cloudy conditions during the past 24 hours have prevented satellite views of the volcano. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Recent views of the summit show gradua...
Cleveland Status Report issued Dec 5, 2011 12:18 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/5/2011 A clear satellite image in the past 24 hours detected elevated surface temperatures at the summit. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Recent views of the summit sh...
Cleveland Status Report issued Dec 4, 2011 12:12 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/4/2011 Clouds obscured satellite views over the past 24 hours. One satellite image yesterday afternoon may have detected elevated surface temperatures at the summit. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (...
Cleveland Status Report issued Dec 3, 2011 13:10 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/3/2011 Clouds obscured satellite views over the past 24 hours. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Recent views of the summit show gradual subsidence and disintegration o...
Cleveland Weekly Update issued Dec 2, 2011 11:41 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/2/2011 Satellite views show gradual subsidence and disintegration of the summit dome during the past two weeks. Elevated surface temperatures have been observed during periods of clear weather. This is to be expected due to the mass of hot lava that now fills the roughly 200-m-wide (660 feet) summit crater...
Cleveland Status Report issued Dec 1, 2011 12:14 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 12/1/2011 Clouds have obscured satellite views of Cleveland volcano today. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Throughout this period of unrest and eruption, AVO has not obse...
Cleveland Status Report issued Nov 30, 2011 11:39 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/30/2011 Clouds have obscured satellite views of Cleveland volcano today. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Throughout this period of unrest and eruption, AVO has not obse...
Cleveland Status Report issued Nov 29, 2011 12:16 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/29/2011 Clouds have obscured satellite views of Cleveland volcano today. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Throughout this period of unrest and eruption, AVO has not obse...
Cleveland Status Report issued Nov 28, 2011 11:55 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/28/2011 Clouds have obscured satellite views of Cleveland volcano today. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Throughout this period of unrest and eruption, AVO has not obse...
Cleveland Status Report issued Nov 27, 2011 11:31 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/27/2011 Clouds have obscured satellite views of Cleavand volcano today. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Throughout this period of unrest and eruption, AVO has not obser...
Cleveland Status Report issued Nov 26, 2011 11:47 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/26/2011 Clouds have obscured satellite views of Cleavand volcano today. AVO has received no reports of activity. The new lava dome began growing at Cleveland in late July 2011 and eventually reached about 10 m (33 feet) below the crater rim. Throughout this period of unrest and eruption, AVO has not obser...
Cleveland Weekly Update issued Nov 25, 2011 11:54 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/25/2011 The lava dome in Cleveland's summit crater has not changed significantly during the past two weeks, according to satellite images. Elevated surface temperatures and a minor steam plume have been observed during periods of clear weather. This is to be expected due to the mass of hot lava that n...
Cleveland Status Report issued Nov 24, 2011 14:12 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/24/2011 Clouds have mostly obscured satellite views of Cleveland volcano over the past 24 hours. AVO has received no reports of activity. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If it does, this could lead to the formation...
Cleveland Status Report issued Nov 23, 2011 12:02 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/23/2011 Clouds have mostly obscured satellite views of Cleveland volcano over the past 24 hours. AVO has received no reports of activity. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If it does, this could lead to the formation...
Cleveland Status Report issued Nov 22, 2011 12:29 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/22/2011 A weak steam plume and elevated surface temperatures were observed in satellite views of Cleveland volcano over the past 24 hours. AVO has received no other reports of activity. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any ti...
Cleveland Status Report issued Nov 21, 2011 11:41 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/21/2011 Clouds have obscured satellite views of Cleveland volcano over the past 24 hours. AVO has received no reports of activity. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If it does, this could lead to the formation of lav...
Cleveland Status Report issued Nov 20, 2011 12:16 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/20/2011 Clouds have mostly obscured satellite views of Cleveland volcano over the past 24 hours. AVO has received no reports of activity. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If it does, this could lead to the formation...
Cleveland Status Report issued Nov 19, 2011 12:23 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/19/2011 Clouds have obscured satellite views of Cleveland volcano over the past 24 hours. AVO has received no reports of activity. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If it does, this could lead to the formation of lav...
Cleveland Weekly Update issued Nov 18, 2011 11:35 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/18/2011 The lava dome in Cleveland's summit crater has stopped growing, or is growing very slowly, according to satellite images. Elevated surface temperatures have been observed in satellite images during periods of clear weather over the past week. There is no evidence of ash emissions or any other e...
Cleveland Status Report issued Nov 17, 2011 12:48 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/17/2011 Clouds have obscured satellite views of Cleveland volcano over the past 24 hours. AVO has received no reports of activity. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If it does, this could lead to the formation of la...
Cleveland Status Report issued Nov 16, 2011 11:29 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/16/2011 Satellite views of Cleveland were obscured by clouds over the past day. AVO has received no reports of activity. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If it does, this could lead to the formation of lava flows th...
Cleveland Daily Update issued Nov 15, 2011 12:06 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/15/2011 Satellite views of Cleveland were obscured by clouds over the past day. AVO has received no reports of activity. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If it does, this could lead to the formation of lava flows th...
Cleveland Status Report issued Nov 14, 2011 11:33 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/14/2011 Elevated temperatures at Cleveland's summit were observed overnight in satellite images, at the site of the new lava dome. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If it does, this could lead to the formation o...
Cleveland Status Report issued Nov 13, 2011 12:27 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/13/2011 Weakly elevated temperatures at Cleveland's summit were observed overnight in satellite images, at the site of the new lava dome. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If it does, this could lead to the form...
Cleveland Status Report issued Nov 12, 2011 12:46 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/12/2011 Over the past 24 hours, clouds have obscured satellite views of Cleveland's summit. Weakly elevated temperatures were last observed in satellite images November 7-10. We are uncertain if the lava eruption has stopped or paused, and it is possible for effusion of lava to resume at any time. If...
Cleveland Weekly Update issued Nov 11, 2011 11:19 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/11/2011 The lava dome in Cleveland's summit crater has stopped growing, or is growing very slowly, according to satellite images. Weakly elevated temperatures were observed in satellite data November 7-10; over the past 24 hours, clouds have obscured satellite views. The lava dome that began growing ...
Cleveland Status Report issued Nov 8, 2011 12:55 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/10/2011 Satellite images overnight show weakly elevated temperatures near the volcano's summit, at the site of the new lava dome. We are uncertain if the lava eruption in the summit crater has stopped or paused, and it is possible for effusion of lava to resume at any time. If the eruption of lava in...
Cleveland Status Report issued Nov 9, 2011 11:57 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/10/2011 Satellite images overnight show weakly elevated temperatures near the volcano's summit, at the site of the new lava dome. We are uncertain if the lava eruption in the summit crater has stopped or paused, and it is possible for effusion of lava to resume at any time. If the eruption of lava in...
Cleveland Status Report issued Nov 10, 2011 12:33 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/10/2011 As for the past several days, satellite images overnight show elevated temperatures near the volcano's summit, at the site of the new lava dome. Such elevated temperatures may suggest renewed lava-dome growth or simply more cloud-free views. If the eruption of lava in the summit crater does res...
Coastal Flood Warning - Expires: 12:00 AM AKST - Wunderground Bethel - 11/9/2011 Coastal Flood Warning for Bethel County in effect until 12:00 AM AKST on November 10, 2011 ...
Cleveland Status Report issued Nov 7, 2011 14:31 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/7/2011 Satellite images overnight show weakly elevated temperatures near the volcano's summit, at the site of the new lava dome. We are uncertain if the lava eruption in the summit crater has stopped or paused, and it is possible for effusion of lava to resume at any time. If the eruption of lava in...
Coastal Flood Warning - Expires: 1:00 PM AKST - Wunderground Nome - 11/7/2011 Coastal Flood Warning for Nome County in effect until 1:00 PM AKST on November 09, 2011 ...
Cleveland Status Report issued Nov 6, 2011 12:27 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/6/2011 Cloud cover has obscured the summit of Cleveland Volcano over the past 24 hours and satellite observations have indicated no unusual behavior or signs of unrest. We are uncertain if the lava eruption in the summit crater has stopped or paused, and it is possible for effusion of lava to resume at an...
Cleveland Status Report issued Nov 5, 2011 12:00 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/5/2011 Cloud cover has obscured the summit of Cleveland Volcano over the past 24 hours and satellite observations have indicated no unusual behavior or signs of unrest. We are uncertain if the lava eruption in the summit crater has stopped or paused, and it is possible for effusion of lava to resume at an...
Cleveland Weekly Update issued Nov 4, 2011 12:42 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/4/2011 Cloud cover has obscured the summit of Cleveland Volcano for much of the past week and satellite observations have indicated no unusual behavior or signs of unrest except for a thermal signal briefly detected early Wednesday morning Nov. 2. Satellite data obtained over the past three weeks indicate ...
Cleveland VAN/VONA issued Nov 3, 2011 11:16 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/3/2011 Satellite observations of Cleveland Volcano over the past three weeks have consistently indicated that the lava dome in the summit crater has not significantly changed in size indicating that the slow eruption of lava may have paused or stopped. Thermal features also observed in satellite data indic...
Cleveland Status Report issued Nov 3, 2011 12:16 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 11/3/2011 The summit of Cleveland Volcano has been obscured by clouds and nothing has been detected in satellite observations over the past 24 hours. This morning, AVO lowered the Aviation Color Code and Volcano Alert Level at Cleveland Volcano to YELLOW/ADVISORY based on satellite observations indicating no ...
Cleveland Status Report issued Nov 2, 2011 12:03 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 11/2/2011 Clouds have obscured satellite views of Cleveland volcano for most of the past 24 hours, although a thermal anomaly at the summit was observed early this morning. AVO has received no other reports of activity. It is uncertain if effusion of lava is occurring. Continued production of lava in the su...
Cleveland Status Report issued Nov 1, 2011 11:39 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 11/1/2011 Clouds have obscured satellite views of Cleveland volcano over the past 24 hours. AVO has received no reports of activity since October 23, when a TerraSAR-X satellite radar image showed surface deflation or collapse of the surface of the lava dome that resides in the summit crater. Such features ar...
Cleveland Status Report issued Oct 31, 2011 12:12 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/31/2011 Clouds have obscured satellite views of Cleveland volcano over the past 24 hours. AVO has received no reports of activity since October 23, when a TerraSAR-X satellite radar image showed surface deflation or collapse of the surface of the lava dome that resides in the summit crater. Such features ar...
Cleveland Status Report issued Oct 30, 2011 12:44 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/30/2011 Clouds have obscured satellite views of Cleveland over the past 24 hours. AVO has received no reports of activity. On October 23, a TerraSAR-X satellite radar image showed deflation or collapse of the dome surface consistent with a pause in eruption of lava. Effusion of lava may resume at any time....
Cleveland Status Report issued Oct 29, 2011 12:27 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/29/2011 Although cloudy conditions have prevented frequent views of the volcano, recent satellite images show no clear sign of continuing eruptive activity. An October 23 TerraSAR-X satellite radar image shows deflation or collapse of the dome surface consistent with a pause in eruption of lava. Effusion...
Cleveland Weekly Update issued Oct 28, 2011 13:30 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/28/2011 AVO is unable to confirm continuing eruptive activity at Cleveland. An October 23 TerraSAR-X satellite radar image of the new lava dome indicates no discernable growth over the past several weeks. The image also shows deflation or collapse of the dome surface which is consistent with a pause in erup...
Cleveland Status Report issued Oct 26, 2011 12:45 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/27/2011 Cloudy conditions have prevented direct observation of Cleveland for the last few days. It is not clear if the current eruptive phase has paused or ended. Renewed or accelerated activity is possible at any time and may result in lava overtopping the crater rim and flowing down the flank of the vo...
Cleveland Status Report issued Oct 27, 2011 11:50 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/27/2011 Cloudy conditions continue to obscure Cleveland. It is not clear if the current eruptive phase has paused or ended. Renewed or accelerated activity is possible at any time and may result in lava overtopping the crater rim and flowing down the flank of the volcano. Portions of this lava flow coul...
Cleveland Status Report issued Oct 25, 2011 13:14 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/25/2011 Satellite observations of Cleveland since early October indicate little change in the appearance of the new lava dome within the summit crater. It is not clear if the current eruptive phase has paused or ended. Renewed or accelerated activity is possible at any time and may result in lava overto...
Cleveland Status Report issued Oct 24, 2011 15:20 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/24/2011 Satellite observations of Cleveland since early October indicate little change in the appearance of the new lava dome within the summit crater. It is not clear if the current eruptive phase has paused or ended. Renewed or accelerated activity is possible at any time and may result in lava overto...
Cleveland Status Report issued Oct 23, 2011 12:21 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/23/2011 Weather conditions were cloudy at Cleveland volcano over the last 24 hours preventing satellite observations of the summit. AVO has received no other reports of activity. The edge of the dome is near the level of the crater rim on the southwest and east-northeast sides. Continued growth of the la...
Cleveland Status Report issued Oct 22, 2011 11:37 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/22/2011 Weather conditions were cloudy at Cleveland volcano over the last 24 hours preventing satellite observations of the summit. AVO has received no other reports of activity. The edge of the dome is near the level of the crater rim on the southwest and east-northeast sides. Continued growth of the la...
Cleveland Weekly Update issued Oct 21, 2011 11:09 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/21/2011 Weather conditions have been cloudy at Cleveland volcano since Tuesday of this week preventing satellite observations of the summit. Elevated surface temperatures consistent with a lava dome within the summit crater were detected in satellite images early in the week. AVO has received no other repo...
Cleveland Status Report issued Oct 20, 2011 12:00 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/20/2011 Weather conditions have been cloudy at Cleveland volcano over the past 24 hours preventing satellite observations of the summit. AVO has received no other reports of activity. The edge of the dome is near the level of the crater rim on the southwest and east-northeast sides. Continued growth of t...
Cleveland Status Report issued Oct 19, 2011 12:10 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/19/2011 Weather conditions have been cloudy at Cleveland volcano over the past 24 hours preventing satellite observations of the summit. AVO has received no other reports of activity. The edge of the dome is near the level of the crater rim on the southwest and east-northeast sides. Continued growth of t...
Cleveland Status Report issued Oct 18, 2011 12:36 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/18/2011 Satellite views in the past 24 hours continue to show elevated surface temperatures at the summit correlative with the lava dome growing within the summit crater. AVO has received no other reports of activity. The edge of the dome is near the level of the crater rim on the southwest and east-north...
Cleveland Status Report issued Oct 17, 2011 11:48 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/17/2011 Satellite views in the past 24 hours show elevated surface temperatures at the summit correlative with the lava dome growing within the summit crater. AVO has received no other reports of activity. The edge of the dome is near the level of the crater rim on the southwest and east-northeast sides. ...
Cleveland Status Report issued Oct 16, 2011 12:22 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/16/2011 Satellite views in the past 24 hours show elevated surface temperatures at the summit correlative with the lava dome growing within the summit crater. AVO has received no other reports of activity. The edge of the dome is near the level of the crater rim on the southwest and east-northeast sides. ...
Cleveland Status Report issued Oct 15, 2011 11:25 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/15/2011 Clear satellite views in the past 24 hours show elevated surface temperatures at the summit indicative of continued growth of the lava dome within the summit crater. AVO has received no other reports of activity. The edge of the dome is near the level of the crater rim on the southwest and east-no...
Cleveland Weekly Update issued Oct 14, 2011 14:39 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/14/2011 The eruption of a lava dome in the summit crater of Cleveland Volcano continues, but appears to have slowed. Although clouds obscured satellite views of the volcano during much of the past week, views earlier in the week showed that the dome had not over-topped the crater rim. AVO has received no ...
Cleveland Status Report issued Oct 13, 2011 12:06 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/13/2011 Clouds have obscured satellite views of Cleveland volcano during the past 24 hours. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, lava may even...
Cleveland Status Report issued Oct 12, 2011 11:51 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/12/2011 Clouds have obscured satellite views of Cleveland volcano during the past 24 hours. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, lava may even...
Cleveland Status Report issued Oct 11, 2011 12:41 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/11/2011 Clouds have obscured satellite views of Cleveland volcano during the past 24 hours. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, lava may even...
Cleveland Status Report issued Oct 10, 2011 12:44 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/10/2011 Clouds have obscured satellite views of Cleveland volcano during the past 24 hours. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, lava may even...
Cleveland Status Report issued Oct 9, 2011 12:22 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/9/2011 Clouds have obscured satellite views of Cleveland volcano during the past 24 hours. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, lava may even...
Cleveland Status Report issued Oct 8, 2011 12:40 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/8/2011 Partly cloudy satellite views detected elevated surface temperatures at the summit of Cleveland volcano during the past 24 hours. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. ...
Cleveland Weekly Update issued Oct 7, 2011 11:02 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/7/2011 The eruption of a lava dome in the summit crater of Cleveland Volcano continues. Satellite observations over the past week show that the edge of the dome is now at the level of the crater rim on the southwest and east-northeast sides, and may soon overflow the crater rim on these flanks. At present,...
Cleveland Status Report issued Oct 6, 2011 12:01 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/6/2011 Cloudy conditions obscured satellite views of Cleveland volcano in the past 24 hours. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, lava may e...
Cleveland Status Report issued Oct 5, 2011 12:06 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/5/2011 Cloudy conditions obscured satellite views of Cleveland volcano in the past 24 hours. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, lava may e...
Cleveland Status Report issued Oct 4, 2011 13:06 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/4/2011 Partly cloudy satellite views detected elevated surface temperatures at the summit of Cleveland volcano last night. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continue...
Cleveland Status Report issued Oct 3, 2011 13:06 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/3/2011 Clouds obscured satellite views of Cleveland Volcano in the past day. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, lava may eventually overflo...
Cleveland Status Report issued Oct 2, 2011 12:55 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/2/2011 Clouds obscured satellite views of Cleveland Volcano last night. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, lava may eventually overflow the...
Cleveland Status Report issued Oct 1, 2011 11:25 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 10/1/2011 Several clear satellite views detected elevated surface temperatures at the summit last night. AVO has received no other reports of activity at this volcano. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, la...
Cleveland Weekly Update issued Sep 30, 2011 11:00 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/30/2011 The eruption of a lava dome in the summit crater of Cleveland Volcano continues. Satellite observations over the past week detected elevated surface temperatures at the summit on September 23 and 28 and slow growth in the size of the dome. As of September 26, the lava dome was entirely contained wi...
Cleveland Status Report issued Sep 29, 2011 12:00 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/29/2011 Clouds obscured satellite views of Cleveland Volcano over the past 24 hours. AVO has received no other reports of activity at Cleveland. If the lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With continued lava dome growth, lava may eventually ov...
Cleveland Status Report issued Sep 28, 2011 13:50 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/28/2011 Satellite views detected continued elevated summit temperatures at Cleveland Volcano over the past 24 hours. Satellite data also suggest that the lava dome continues to slowly grow as the eruption at Cleveland continues. AVO has received no other reports of activity at Cleveland. As the lava dome...
Cleveland Status Report issued Sep 27, 2011 12:35 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/27/2011 Clouds obscured satellite views over the past 24-hours. AVO is unable to verify if eruption of lava at Cleveland is continuing. AVO has received no other reports of activity at Cleveland. If a lava dome continues to grow in the summit crater, the possibility of an explosive event increases. With ...
Cleveland Status Report issued Sep 26, 2011 11:35 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/26/2011 Clouds obscured satellite views over the past 24-hours. AVO is unable to verify if eruption of a lava at Cleveland is continuing. AVO has received no other reports of activity at Cleveland. Continued growth of a lava dome in the summit crater increases the possibility of an explosive event, but d...
Cleveland Status Report issued Sep 25, 2011 12:25 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/25/2011 Elevated surface temperatures at Cleveland were not observed in several clear views of the volcano by satellite over the past 24-hours. AVO is unable to verify if eruption of a lava at Cleveland is continuing. AVO has received no other reports of activity at Cleveland. A growing lava dome in the ...
Cleveland Status Report issued Sep 24, 2011 10:51 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/24/2011 Elevated surface temperatures were observed in satellite data over the past 24-hours, suggesting that the lava dome eruption is continuing. No ash emissions have been observed during this current eruptive episode. No other new reports have been received regarding the volcano. A growing lava dome in...
Cleveland Weekly Update issued Sep 23, 2011 14:20 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/23/2011 Mostly cloudy conditions prevented satellite views of Cleveland during most of the past week. Observations of elevated surface temperatures at the summit on September 18 and a 15 m (49 ft) change in the width of the dome observed on September 20 are indications that the eruption of Cleveland is cont...
Cleveland Status Report issued Sep 22, 2011 12:27 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/22/2011 Clouds have prevented satellite views of Cleveland during the last 24 hours; AVO is unable to verify if eruption of a lava at Cleveland is continuing. As of September 20, 2011 satellite imagery showed a 165 m (541 ft) in diameter lava dome in the summit crater. AVO has received no other reports of a...
Cleveland Status Report issued Sep 21, 2011 11:54 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/21/2011 There were no observations of elevated surface temperatures or ash emission visible in partly cloud satellite images collected over the past day. AVO has received no other reports of activity. A growing lava dome in the crater increases the possibility of an explosive eruption, but does not necessa...
Cleveland Status Report issued Sep 20, 2011 12:56 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/20/2011 Recent observations of Cleveland volcano show that the current eruption, characterized by effusion of lava within the summit crater continues. The size of the lava dome is now about 165 m (540 ft) in diameter compared to 150 m (490 ft) in diameter on September 9,2011. The growing lava dome remains...
Cleveland Status Report issued Sep 19, 2011 13:37 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/19/2011 Clouds obscured views of Cleveland volcano by satellite over the past 24-hours. No elevated surface temperatures were recorded at the volcano in the last day, perhaps due to cloudy conditions. No other new reports have been received regarding the volcano. The current episode of dome growth resumed...
Cleveland Status Report issued Sep 18, 2011 10:21 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/18/2011 A thermal anomaly was observed in satellite data over the past day, which is consistent with continued growth of the lava dome. No ash emissions have been observed during this current eruptive episode that began in mid-July 2011. No other new reports have been received regarding the volcano. The cu...
Cleveland Status Report issued Sep 17, 2011 11:53 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/17/2011 No activity observed in mostly cloudy satellite images from the past day. No ash emissions have been observed during this current eruptive episode that began in mid-July 2011. No other new reports have been received regarding the volcano. The current episode of dome growth resumed around September ...
Cleveland Weekly Update issued Sep 16, 2011 12:14 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/16/2011 The eruption of Cleveland Volcano continues with sustained slow growth of the lava dome in the summit crater. Analysis of TerraSAR-X satellite radar images through September 9 indicate that the dome now occupies the entire crater floor (about 150 by 150 m across), but is still lower than the crater ...
Cleveland Status Report issued Sep 15, 2011 11:53 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/15/2011 No activity observed in mostly cloudy satellite images from the past day. No ash emissions have been observed during this current eruptive episode. No other new reports have been received regarding the volcano. The latest episode of dome growth began around September 3. A growing lava dome in the c...
Cleveland Status Report issued Sep 14, 2011 11:40 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/14/2011 No activity observed in mostly cloudy satellite images from the past day. No ash emissions have been observed during this current eruptive episode. No other new reports have been received regarding the volcano. The latest episode of dome growth began around September 3. A growing lava dome in the c...
Cleveland Status Report issued Sep 13, 2011 11:00 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/13/2011 No activity observed in partly cloudy satellite images from the past day, but eruption of the lava dome may be continuing. No ash emissions have been observed during this current eruptive episode. No other new reports have been received regarding the volcano. The latest episode of dome growth began...
Cleveland Status Report issued Sep 12, 2011 12:10 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/12/2011 A thermal anomaly was observed in satellite data this morning, suggesting that the lava dome eruption is continuing. No ash emissions have been observed during this current eruptive episode. No other new reports have been received regarding the volcano. The latest episode of dome growth began aroun...
Cleveland Status Report issued Sep 11, 2011 13:03 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/11/2011 Over the past 24 hours, clouds have obscured satellite views of Cleveland. No other new reports have been received regarding the volcano. The latest episode of dome growth began around September 3. A growing lava dome in the crater increases the possibility of an explosive eruption, but does not ne...
Cleveland Status Report issued Sep 10, 2011 13:00 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/10/2011 A possible thermal anomaly has been detected over the past 24 hours, suggesting that lava-dome growth is continuing. No other new reports have been received regarding the volcano. The latest episode of dome growth began around September 3. A growing lava dome in the crater increases the possibility...
Cleveland Weekly Update issued Sep 9, 2011 14:16 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/9/2011 On September 6, AVO raised the Aviation Color Code at Cleveland to ORANGE and the Alert Level to WATCH, as a persistent thermal anomaly observed in satellite data September 3-6 indicated slow effusion of lava in the summit crater had resumed. A thermal anomaly has also been spotted over the past 24 ...
Cleveland Status Report issued Sep 8, 2011 11:49 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/8/2011 Over the past 24 hours, satellite views of Mt. Cleveland have been obscured by clouds and AVO has received no new information about unrest at the volcano. A persistent thermal anomaly was observed in satellite data September 3-6, indicating slow effusion lava in the summit crater had resumed. A gr...
Cleveland Status Report issued Sep 7, 2011 13:12 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/7/2011 Over the past 24 hours, satellite views of Cleveland have been obscured by clouds. A persistent thermal anomaly was observed September 3-6, indicating lava dome growth. If dome growth continues, lava flows onto the flanks of the volcano may develop but would not be hazardous to aviation. The prese...
Cleveland VAN/VONA issued Sep 6, 2011 16:08 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 9/6/2011 Observations of Cleveland Volcano from Tuesday September 6, 2011 show that the small lava dome in the summit crater has resumed growth and now fills the floor of the crater. In response, AVO is raising the Aviation Color Code to Orange and the Alert Level to Watch. A persistent thermal anomaly ha...
Areal Flood Advisory - Expires: 4:15 PM AKDT - Wunderground Kenai - 9/6/2011 Areal Flood Advisory for Kenai Peninsula County in effect until 4:15 PM AKDT on September 10, 2011 ...
Cleveland Status Report issued Sep 5, 2011 12:25 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 9/5/2011 A thermal anomaly at the summit of Mt. Cleveland was observed in satellite data last night, but clouds obscured the volcano this morning. AVO has received no other information about unrest at the volcano and we have not had a clear satellite view of the summit to determine if the thermal anomalies o...
Cleveland Weekly Update issued Sep 4, 2011 12:42 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 9/4/2011 A thermal anomaly was observed at the summit of Mt. Cleveland through cloudy skies this morning. AVO has received no other information about unrest at the volcano. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest...
Cleveland Status Report issued Sep 3, 2011 11:48 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 9/3/2011 A thermal anomaly was observed through mostly cloudy skies at the summit of Mt. Cleveland this morning. This could indicate that magma has reached or is near the surface of the lava dome in the crater and it is possible that dome growth may have resumed. Additional less cloudy views of the summit wi...
Cleveland Weekly Update issued Sep 2, 2011 12:10 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 9/2/2011 Clouds have obscured the summit of Mt. Cleveland over the past 24 hours and AVO has received no new information about unrest at the volcano. Because of the extensive cloud cover, we do not know if the M6.8 Fox Islands earthquake that occurred at 2:55 AM AKDT, September 2 had any effect on the unrest...
Cleveland Status Report issued Sep 1, 2011 11:46 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 9/1/2011 Clouds have obscured the summit of Mt. Cleveland over the past 24 hours and AVO has received no new information about unrest at the volcano. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide forecasts of eru...
Cleveland Status Report issued Aug 31, 2011 12:03 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 8/31/2011 Clouds have obscured the summit of Mt. Cleveland over the past 24 hours and AVO has received no new information about unrest at the volcano. Yesterday, the Aviation Color Code/Volcano Alert Level was reduced to Yellow/Advisory in response to satellite data indicating no change in the size of the lav...
Cleveland VAN/VONA issued Aug 30, 2011 13:02 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 8/30/2011 Satellite data obtained over the past two weeks indicates that growth of the lava dome at Cleveland volcano has paused or stopped. The recent period of eruption appears to have been predominantly effusive in character and confined to the summit crater. No significant ash emissions have been detected...
Cleveland Status Report issued Aug 29, 2011 11:43 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/29/2011 Weak thermal anomalies were observed in partly cloudy views of the summit of Mt. Cleveland over the past 24 hours. There have been no additional reports of activity at the volcano. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related ...
Cleveland Status Report issued Aug 28, 2011 10:36 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/28/2011 Cloudy weather continued to obscure the summit of Cleveland volcano over the past 24 hours. There have been no reports of activity at the volcano. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide foreca...
Cleveland Status Report issued Aug 27, 2011 10:47 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/27/2011 Cloudy weather has obscured the summit of Cleveland volcano over the past 24 hours. There have been no reports of activity at the volcano. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide forecasts of e...
Cleveland Weekly Update issued Aug 26, 2011 14:28 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/26/2011 Observations made over the past several weeks show that the eruption of a lava dome has ceased or paused. Clouds have obscured the summit for most of the past week, but a weak thermal anomaly observed in satellite data on August 20 is consistent with slow cooling of the recently erupted lava dome. ...
Cleveland Status Report issued Aug 25, 2011 10:57 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/25/2011 Cloudy conditions have continued to obscure the summit of Cleveland volcano over the past 24 hours. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide forecasts of eruptive activity, or confirmation of explosiv...
Cleveland Status Report issued Aug 24, 2011 12:14 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/24/2011 Cloudy conditions have continued to obscure the summit of Cleveland volcano over the past 24 hours. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide forecasts of eruptive activity, or confirmation of explosiv...
Cleveland Status Report issued Aug 23, 2011 12:20 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/23/2011 Cloudy conditions have obscured the summit of Cleveland volcano for the past 24 hours. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide forecasts of eruptive activity, or confirmation of explosive, ash-produc...
Cleveland Status Report issued Aug 22, 2011 12:19 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/22/2011 Cloudy conditions have obscured the summit of Cleveland volcano for the past 24 hours. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide forecasts of eruptive activity, or confirmation of explosive, ash-produc...
Cleveland Status Report issued Aug 21, 2011 11:19 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/21/2011 Mostly cloudy conditions have obscured the summit of Cleveland volcano for the past 24 hours; however, a weak, 1-pixel thermal anomaly was observed in a recent satellite view during a cloud break. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activi...
Cleveland Status Report issued Aug 20, 2011 12:21 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/20/2011 Clouds have obscured the summit of Cleveland volcano for the past 24 hours. There have been no clear satellite views or reported activity. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide forecasts of erupti...
Cleveland Weekly Update issued Aug 19, 2011 12:22 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/19/2011 Clouds have obscured the summit of Cleveland volcano for most of the past week. Several thermal anomalies were observed in satellite views on August 14, and an AVO scientist enroute to Adak on Monday, August 15, reported seeing minor steaming from the summit, but other than this, there have been no ...
Cleveland Status Report issued Aug 18, 2011 12:03 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/18/2011 Clouds have continued to obscure the summit of Cleveland during the past 24 hours. There has been no reported activity. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide forecasts of eruptive activity, or con...
Cleveland Status Report issued Aug 17, 2011 12:09 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/17/2011 Clouds have continued to obscure the summit of Cleveland during the past 24 hours. There has been no reported activity. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide forecasts of eruptive activity, or con...
Cleveland Status Report issued Aug 16, 2011 14:06 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/16/2011 Clouds have obscured the summit of Cleveland during the past 24 hours. There has been no reported activity. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity related to volcanic unrest, provide forecasts of eruptive activity, or confirmation of...
Cleveland Status Report issued Aug 15, 2011 15:28 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/15/2011 Clouds have mostly obscured the summit of Cleveland during the past 24 hours. An AVO scientist on a commercial flight to Adak that passed about 20 mi north of Cleveland Volcano late on the afternoon of August 14 observed that most of the volcano was obscured by clouds blowing in from the Pacific sid...
Cleveland Status Report issued Aug 14, 2011 12:27 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/14/2011 Several thermal anomalies were observed in satellite views of Cleveland Volcano over the past 24 hours. AVO has received no additional information or observations about unrest at the volcano. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activity relate...
Cleveland Status Report issued Aug 13, 2011 11:55 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/13/2011 Not activity was observed in partly cloudy to cloudy satellite views of Cleveland Volcano over the past 24 hours. AVO has received no additional information or observations about unrest at the volcano. Without a real-time seismic network on the volcano, AVO is unable to track local earthquake activ...
Cleveland Weekly Update issued Aug 12, 2011 14:09 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/12/2011 According to satellite and aerial views, the eruption of a slowly growing lava dome at Cleveland volcano continues. Observers on a August 8 NOAA flight photographed a small, dark-colored dome centered at the bottom of the summit crater. In the last clear satellite view of the summit on August 9 the...
Cleveland Status Report issued Aug 11, 2011 13:03 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/11/2011 Clouds obscured satellite views of Cleveland Volcano for the past 24 hours. Effusive eruption of lava dome in summit crater possibly continuing. AVO has received no additional information or observations about unrest at the volcano. Without a real-time seismic network on the volcano, AVO is unable ...
Cleveland Status Report issued Aug 10, 2011 12:48 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/10/2011 Possible thermal anomaly at the summit of Cleveland volcano observed yesterday evening in several satellite images. Effusive eruption of lava dome in summit crater possibly continuing. AVO has received no additional information or observations about unrest at the volcano. Without a real-time seismi...
Cleveland Status Report issued Aug 9, 2011 16:05 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/9/2011 Thermal anomaly at the summit of Cleveland volcano observed overnight in several satellite images. Effusive eruption of lava dome in summit crater possibly continuing. AVO has received no additional information or observations about unrest at the volcano. Without a real-time seismic network on the ...
Cleveland Status Report issued Aug 8, 2011 13:06 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/8/2011 Thermal anomaly at the summit of Cleveland volcano observed overnight in several satellite images. Effusive eruption of lava dome in summit crater possibly continuing. AVO has received no additional information or observations about unrest at the volcano. Without a real-time seismic network on the ...
Cleveland Status Report issued Aug 7, 2011 12:40 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/7/2011 Thermal anomaly at the summit of Cleveland volcano observed this morning. Effusive eruption of lava dome in summit crater possibly continuing. AVO has received no additional information or observations about unrest at the volcano. Without a real-time seismic network on the volcano, AVO is unable to...
Cleveland Daily Update issued Aug 6, 2011 11:56 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/6/2011 Clouds have obscured the summit of Cleveland volcano over the past 24 hours. AVO has received no new information or observations about unrest at the volcano since thermal anomalies were observed yesterday morning. Without a real-time seismic network on the volcano, AVO is unable to track local eart...
Cleveland Weekly Update issued Aug 5, 2011 10:40 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/5/2011 The lava dome producing eruption at Cleveland volcano, first observed on July 29, is continuing. AVO has received no new observations or information about activity at the summit since August 2 and the last thermal anomaly observed was this morning. Earlier this week, AVO raised the Aviation Color Co...
Cleveland Status Report issued Aug 4, 2011 12:28 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/4/2011 The summit of Cleveland Volcano has been obscured by clouds over the past 24 hours and AVO has received no new information about the level of unrest at the volcano. The presence of a lava dome in the summit crater increases the possibility of an explosive eruption, but does not necessarily mean tha...
Cleveland Status Report issued Aug 3, 2011 12:33 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/3/2011 AVO raised the Aviation Color Code to Orange and the Alert Level to Watch yesterday in response to observations of a new lava dome in the summit crater of Cleveland Volcano . New observations from August 2 show that the lava dome has grown from about 40 meters (131 feet) to about 50 meters (164 fee...
Cleveland VAN/VONA issued Aug 2, 2011 15:43 Volcano Alert Level WATCH - Aviation Color Code ORANGE - Alaska Volcano - 8/2/2011 Observations of Cleveland Volcano from Friday July 29, 2011 show a small lava dome about 40 meters (131 feet) in diameter in the summit crater. In response, AVO is raising the Aviation Color Code to Orange and the Alert Level to Watch. The lava dome was extruded sometime after July 7 when the last...
Cleveland Status Report issued Aug 1, 2011 14:09 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 8/1/2011 Satellite images of Cleveland were mostly obscured by clouds today. No activity has been observed or reported. Without a real-time seismic network at Cleveland, AVO is unable to track local earthquake activity related to volcanic unrest. Short-lived explosions with ash clouds that could exceed 20,...
Cleveland Status Report issued Jul 31, 2011 12:28 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/31/2011 A weak thermal anomaly was observed in satellite images of Cleveland over the past day. No eruptive activity has been observed or reported. Without a real-time seismic network at Cleveland, AVO is unable to track local earthquake activity related to volcanic unrest. Short-lived explosions with ash ...
Cleveland Status Report issued Jul 30, 2011 12:25 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/30/2011 Satellite images of Cleveland were mostly obscured by clouds. No activity has been observed or reported. Without a real-time seismic network at Cleveland, AVO is unable to track local earthquake activity related to volcanic unrest. Short-lived explosions with ash clouds that could exceed 20,000 ft ...
Cleveland Weekly Update issued Jul 29, 2011 10:33 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/29/2011 Elevated thermal emissions continue to be observed in satellite images of Cleveland Volcano during periods of clear weather over the past week. There has been no evidence of ash emissions or eruptive activity. Elevated thermal emissions are relatively common at Cleveland and do not necessarily indic...
Cleveland Status Report issued Jul 28, 2011 11:42 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/28/2011 Clouds obscured satellite views of Cleveland over the past day. No activity has been observed at the volcano. Without a real-time seismic network at Cleveland, AVO is unable to track local earthquake activity related to volcanic unrest. Short-lived explosions with ash clouds that could exceed 20,0...
Cleveland Status Report issued Jul 27, 2011 11:39 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/27/2011 A thermal anomaly was observed at Cleveland last night. Thermal anomalies are relatively common at Cleveland and does not mean that an eruption is imminent or expected. No other activity has been observed at the volcano. Without a real-time seismic network at Cleveland, AVO is unable to track local...
Cleveland Status Report issued Jul 26, 2011 11:34 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/26/2011 Weather conditions at Cleveland Volcano remain cloudy today preventing the assessment or detection of possible thermal anomalies in satellite imagery. No other activity has been observed at the volcano. Without a real-time seismic network at Cleveland, AVO is unable to track local earthquake activ...
Cleveland Status Report issued Jul 25, 2011 09:56 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/25/2011 Weather conditions at Cleveland Volcano remain cloudy today preventing the assessment or detection of possible thermal anomalies in satellite imagery. No other activity has been observed at the volcano. Without a real-time seismic network at Cleveland, AVO is unable to track local earthquake activ...
Cleveland Status Report issued Jul 24, 2011 15:08 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/24/2011 Weather conditions at Cleveland Volcano remain cloudy today preventing the assessment or detection of possible thermal anomalies in satellite imagery. No other activity has been observed at the volcano. Without a real-time seismic network at Cleveland, AVO is unable to track local earthquake activ...
Cleveland Status Report issued Jul 23, 2011 11:31 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/23/2011 Weather conditions at Cleveland Volcano are cloudy today preventing the assessment or detection of possible thermal anomalies in satellite imagery. No other activity has been observed at the volcano. Without a real-time seismic network at Cleveland, AVO is unable to track local earthquake activity...
Cleveland Weekly Update issued Jul 22, 2011 13:09 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/22/2011 On Wednesday, July 20,2011 AVO raised the aviation color code/volcano alert level for Cleveland volcano to Yellow/Advisory following the detection of persistent thermal anomalies in satellite data. A thermal anomaly was detected in satellite images this morning. No other activity has been observed ...
Cleveland Status Report issued Jul 21, 2011 10:25 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/21/2011 The aviation color code/volcano alert level for Cleveland volcano was raised to Yellow/Advisory yesterday following the detection of persistent thermal anomalies in satellite data. Conditions at the volcano are cloudy today preventing the assessment or detection of possible thermal anomalies in sate...
Areal Flood Warning - Expires: 12:00 PM AKDT - Wunderground Juneau - 7/21/2011 Areal Flood Warning for Juneau County in effect until 12:00 PM AKDT on July 21, 2011 ...
Areal Flood Advisory - Expires: 6:00 AM AKDT - Wunderground Juneau - 7/20/2011 Areal Flood Advisory for Juneau County in effect until 6:00 AM AKDT on July 21, 2011 ...
Cleveland VAN/VONA issued Jul 20, 2011 14:48 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW - Alaska Volcano - 7/20/2011 AVO is raising the volcano alert level/aviation color code at Cleveland Volcano from unassigned to ADVISORY/YELLOW based on the presence of persistent thermal anomalies seen in satellite data yesterday and today. Without a real-time seismic network at Cleveland, AVO is unable to track local earthqu...
Weekly Update issued Jul 15, 2011 12:09 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 7/15/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Jul 8, 2011 12:09 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 7/8/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Jul 1, 2011 12:33 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 7/1/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Jun 24, 2011 12:18 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 6/24/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Jun 17, 2011 10:25 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 6/17/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Jun 10, 2011 09:45 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 6/10/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Jun 3, 2011 10:24 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 6/3/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Areal Flood Advisory - Expires: 4:00 PM AKDT - Wunderground Prudhoe Bay - 5/28/2011 Areal Flood Advisory for North Slope County in effect until 4:00 PM AKDT on May 30, 2011 ...
Weekly Update issued May 27, 2011 12:17 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 5/27/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued May 20, 2011 10:13 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 5/20/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued May 13, 2011 13:22 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 5/13/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued May 6, 2011 11:35 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 5/6/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Apr 29, 2011 12:23 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 4/29/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Apr 22, 2011 10:16 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 4/22/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Apr 15, 2011 11:03 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 4/15/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Apr 8, 2011 11:04 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 4/8/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Weekly Update issued Apr 1, 2011 10:41 Volcano Alert Level NORMAL - Aviation Color Code GREEN - Alaska Volcano - 4/1/2011 No eruptive activity or significant unrest has been detected at volcanoes in Alaska this week. MONITORED ALASKAN VOLCANOES Seismic activity is monitored in real time at 30 volcanoes in Alaska. Satellite images of all Alaskan volcanoes are analyzed daily for evidence of ash plumes and elevated surf...
Cleveland VAN/VONA issued Mar 31, 2011 12:07 Volcano Alert Level UNASSIGNED - Aviation Color Code UNASSIGNED - Alaska Volcano - 3/31/2011 Based on a lack of confirmed eruptive activity over the past several months, AVO is downgrading the alert level and aviation color code to UNASSIGNED. Recent clear satellite views of the Cleveland summit show no significant thermal anomalies or evidence of recent explosive events such as ash depos...

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