Help Ukraine

Semisopochnoi Volcano Volcanic Ash Advisory: OCNL ERUPTIONS. to 6000 ft (1800 m)

Wed, 22 Dec 2021, 19:30
19:30 PM | BY: VN
Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Anchorage warned about a volcanic ash plume that rose up to estimated 6000 ft (1800 m) altitude or flight level 060 and is moving at 30 kts in NNE direction.
The full report is as follows:

FVAK21 at 19:17 UTC, 22/12/21 from PAWU
VAAAK1
VA ADVISORY

DTG: 20211222/1915Z

VAAC: ANCHORAGE

VOLCANO: SEMISOPOCHNOI 311060

PSN: N5156 E17935

AREA: ALEUTIAN ISLANDS

SUMMIT ELEV: 4006 FT [1221 M]

ADVISORY NR: 2021/202

INFO SOURCE: HIMAWARI/GOES 17

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: OCNL ERUPTIONS.

OBS VA DTG: 22/1915Z

OBS VA CLD: SFC/FL060 N5400 W17830 - N5151 E17949 - N5153 E17924
- N5357 E17909 - N5400 W17830 MOV NNE 30KT

FCST VA CLD +6HR: 23/0115Z SFC/FL060 N5407 W17905 - N5153 E17953
- N5149 E17926 - N5359 E17910 - N5407 W17905 - N5407 W17905

FCST VA CLD +12HR: 23/0715Z NO VA EXP

FCST VA CLD +18HR: 23/1315Z NO VA EXP

RMK: VA SIGNAL ONCE AGAIN OBS IN SATELLITE IMAGERY. LOW-LVL EMISSIONS TRACKING
NNE TO N. ...JAM

NXT ADVISORY: WILL BE ISSUED BY 20211223/0115Z

Previous news

Wed, 22 Dec 2021, 13:44
AVO reported that low-level eruptive activity and elevated seismicity at Semisopochnoi's North Cerberus crater continued during 22-28 December. Small explosions were detected almost daily in seismic and infrasound data. Low-level ash-and-steam emissions were observed by webcams and in satellite images during 22-25 December, when weather conditions were clear. ... 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!
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.
Home | Travel | Destinations | Volcanoes | Photos | Earthquakes | About | Glossary | News | Contact | Privacy | Imprint | EN | DE | EL | ES | FR | IT | RU
Follow us:Follow us on facebookFollow us on InstagramFollow us on TwitterVisit our Youtube channel