FVFE01 RJTD 221158
VAAAK1
VA ADVISORY

DTG: 20210922/1200Z

VAAC: ANCHORAGE

VOLCANO: SEMISOPOCHNOI 311060

PSN: N5156 E17935

AREA: ALEUTIAN ISLANDS

SUMMIT ELEV: 4006 FT (1221 M)

ADVISORY NR: 2021/135

INFO SOURCE: HIMAWARI

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: PERIODIC VA EMISSIONS VISIBLE ON SATELLITE IMAGERY.


OBS VA DTG: 22/1200Z

OBS VA CLD: SFC/FL120 N5212 E17936 - N5145 W17957 - N5023 E17757
- N5132 E17660 - N5212 E17936 MOV SW 20KT.

FCST VA CLD +6HR: 22/1800Z SFC/FL120 N5212 E17941 - N5146 W17959
- N4856 E17724 - N5138 E17522 - N5212 E17941 - N5212 E17941.

FCST VA CLD +12HR: 23/0000Z NO VA EXP.

FCST VA CLD +18HR: 23/0600Z NO VA EXP.

RMK: PERIODIC VA EMISSIONS VISIBLE ON SATELLITE IMAGERY.

NXT ADVISORY: WILL BE ISSUED BY 20210922/1800Z

BH SEP 2021 AAWU=