Semisopochnoi Volcano Volcanic Ash Advisory: VA VISIBLE ON SAT IMAGERY to 12000 ft (3700 m)

ven., 29 oct. 2021, 19:00
19:00 PM | AUTEUR : VN
Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Anchorage warned about a volcanic ash plume that rose up to estimated 12000 ft (3700 m) altitude or flight level 120 and is moving at 20 kts in SE direction.
The full report is as follows:

FVAK21 at 18:53 UTC, 29/10/21 from PAWU
VAAAK1
VA ADVISORY

DTG: 20211029/1850Z

VAAC: ANCHORAGE

VOLCANO: SEMISOPOCHNOI 311060

PSN: N5156 E17935

AREA: ALEUTIAN ISLANDS

SUMMIT ELEV: 4006 FT [1221 M]

ADVISORY NR: 2021/179

INFO SOURCE: HIMAWARI/GOES/AVO

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: VA VISIBLE ON SAT IMAGERY

OBS VA DTG: 29/1850Z

OBS VA CLD: SFC/FL120 N5152 E17923 - N5210 E17938 - N5102 W17748
- N5024 W17912 - N5152 E17923 MOV SE 20KT

FCST VA CLD +6HR: 30/0050Z SFC/FL120 N5151 E17923 - N5209 E17941
- N5102 W17746 - N5025 W17909 - N5151 E17923

FCST VA CLD +12HR: 30/0650Z SFC/FL120 N5151 E17923 - N5208
E17940 - N5111 W17730 - N5035 W17857 - N5151 E17924 - N5151 E17923

FCST VA CLD +18HR: 30/1250Z SFC/FL120 N5152 E17925 - N5209
E17941 - N5113 W17728 - N5036 W17854 - N5152 E17925 - N5152 E17925

RMK: VA ERUPTION VISIBLE ON SAT IMAGERY...AB

NXT ADVISORY: WILL BE ISSUED BY 20211030/0050Z

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