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Semisopochnoi Volcano Volcanic Ash Advisory: ERUPTED AT 20220206/1500Z to 10000 ft (3000 m)

Sun, 6 Feb 2022, 17:45
17:45 PM | BY: VN
Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Anchorage warned about a volcanic ash plume that rose up to estimated 10000 ft (3000 m) altitude or flight level 100 and is moving at 10 kts in W direction.
The full report is as follows:

FVAK21 at 17:38 UTC, 06/02/22 from PAWU
VAAAK1
VA ADVISORY

DTG: 20220206/1728Z

VAAC: ANCHORAGE

VOLCANO: SEMISOPOCHNOI 311060

PSN: N5156 E17935

AREA: ALEUTIAN ISLANDS

SUMMIT ELEV: 4006 FT [1221 M]

ADVISORY NR: 2022/007

INFO SOURCE: HIMAWARI

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: ERUPTED AT 20220206/1500Z

OBS VA DTG: 06/1728Z

OBS VA CLD: SFC/FL100 N5204 E17756 - N5205 E17942 - N5149 E17949
- N5125 E17812 - N5204 E17756 MOV W 10KT

FCST VA CLD +6HR: 06/2328Z SFC/FL100 N5159 E17747 - N5205 E17939
- N5150 E17949 - N5127 E17812 - N5159 E17747 - N5159 E17747

FCST VA CLD +12HR: 07/0528Z NO VA EXP

FCST VA CLD +18HR: 07/1128Z NO VA EXP

RMK: MINOR OCCASIONAL LOW LEVEL ERUPTIONS WITH VA APPARENT IN
HIMAWARI ASH AND DUST RGB SATELLITE IMAGERY...NS

NXT ADVISORY: WILL BE ISSUED BY 20220206/2328Z

Previous news

Thu, 3 Feb 2022, 00:27

Semisopochnoi (United States) - Smithsonian / USGS Weekly Volcanic Activity Report for 26 January-1 February 2022

AVO reported that low-level eruptive activity at Semisopochnoi's North Cerberus cone continued during 25 January-1 February. Seismicity was elevated, characterized by periods of tremor and small earthquakes. Steam and low-level ash emissions likely occurred daily, though due to weather clouds they were only confirmed in webcam images during 25-26 and 29-31 January and 1 February. ... Read all
Wed, 26 Jan 2022, 19:43

Semisopochnoi volcano (Aleutian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 19 January-25 January 2022 (Continuing Activity)

AVO reported that low-level eruptive activity at Semisopochnoi's North Cerberus cone continued during 18-25 January. Seismicity was elevated, characterized by periods of tremor and low-frequency earthquakes. Steam emissions were periodically visible in webcam images during 18-19 January and minor explosions were recorded by local seismic and infrasound sensors on 19 January. ... Read all
Show more
Stratovolcano 1221 m / 4,006 ft
United States, Aleutian Islands, 51.93°N / 179.58°E
Current status: restless (2 out of 5) Semisopochnoi volcano eruptions:
2021, 2020, 2019, 2018, 1987
Typical eruption style
unspecified
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