Semisopochnoi Volcano Volcanic Ash Advisory: OCNL ERUPTIONS. to 7000 ft (2100 m)

Fri, 5 Nov 2021, 06:15
06:15 AM | BY: VN
Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Anchorage warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 and is moving at 10 kts in E direction.
The full report is as follows:

FVAK22 at 06:13 UTC, 05/11/21 from PAWU
VAAAK2
VA ADVISORY

DTG: 20211105/0612Z

VAAC: ANCHORAGE

VOLCANO: SEMISOPOCHNOI 311060

PSN: N5156 E17935

AREA: ALEUTIAN ISLANDS

SUMMIT ELEV: 4006 FT [1221 M]

ADVISORY NR: 2021/186

INFO SOURCE: HIMAWARI/GOES 17/WEBICORDER

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: OCNL ERUPTIONS.

OBS VA DTG: 05/0612Z

OBS VA CLD: SFC/FL070 N5211 E17919 - N5159 W17847 - N5134 W17918
- N5152 E17914 - N5211 E17919 MOV E 10KT

FCST VA CLD +6HR: 05/1212Z SFC/FL070 N5232 E17904 - N5225 W17817
- N5148 W17851 - N5151 E17913 - N5232 E17904 - N5232 E17904

FCST VA CLD +12HR: 05/1812Z NO VA EXP

FCST VA CLD +18HR: 06/0012Z NO VA EXP

RMK: THERE HAS BEEN AN UPTICK IN SEISMIC ACTIVITY PER WEBICORDER DATA. TRANSPORT

WINDS ARE GENERALLY DRIFTING VA TO THE E THOUGH IN COMING HRS TRANSPORT FLOW BEC
OMES
MORE OUT OF THE SOUTHWEST WHICH MAY PUSH VA TO NRN QUADRANTS OF VOLCANO SUMMIT.
VA SIGNAL OBS IN SATELLTIE IMAGERY. ..JAM

NXT ADVISORY: WILL BE ISSUED BY 20211105/1212Z

Previous news

Wed, 3 Nov 2021, 06:00
AVO reported that eruptive activity at Semisopochnoi's North Cerberus crater continued during 2-9 November. Daily tremor and minor explosions were detected in seismic and infrasound data. Several small low-level ash plumes were visible in webcam data rising to an estimated altitude of 1.5 (5,000 ft) a.s.l. during 2-3 November. ... Read all
Show more
Try our free app!
Volcanoes & Earthquakes - new app for Android
Android | iOS version

More on VolcanoDiscovery

Why is there advertising on this site?
Support us - Help us upgrade our services!
We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Improved multilanguage support
  • Tsunami alerts
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Detailed quake stats
  • Additional seismic data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Sources: VolcanoDiscovery / VolcanoAdventures and other sources as noted.
Use of material: Most text and images on our websites are owned by us. Re-use is generally not permitted without authorization. Contact us for licensing rights.
Volcanoes & Earthquakes
VolcanoDiscovery Home
Adventure & Study Travel
Tours to Volcanoes and Volcanic Areas: walking tours, photo tours, study tours Get our newsletter!
Company info
Contact | Legal info | Terms & conditions
Follow us
Follow us on facebook Follow us on Instagram Follow us on Twitter Visit our Youtube channel
EN | DE | EL | ES | FR | IT | RU
VolcanoDiscovery GmbH, Germany, Reg. nr.: HRB 103744, EU Tax Id: DE 310 395 322 owned and created by
Dr. Tom Pfeiffer, volcanologist, volcano photographer, tour organizer member of
IAVCEI
Volcanological Society
Ecotourism Greece
Insured by R+V
VolcanoDiscovery © 2004- All Rights Reserved | Privacy - cookie settings