FVFE01 RJTD 280613
VAAAK2
VA ADVISORY

DTG: 20210828/0544Z

VAAC: ANCHORAGE

VOLCANO: SEMISOPOCHNOI 311060

PSN: N5156 E17935

AREA: ALEUTIAN ISLANDS

SUMMIT ELEV: 4006 FT (1221 M)

ADVISORY NR: 2021/090

INFO SOURCE: HIMAWARI/AVO

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: MOST RECENT NOTABLE ERUPTION OCCURRED
AROUND 0445Z. INCREASED ACTIVITY IS NOW ONGOING.

OBS VA DTG: 28/0544Z

OBS VA CLD: SFC/FL130 N5352 W17912 - N5204 W17831 - N5131 W17959
- N5145 E17857 - N5336 E17902 - N5352 W17912 MOV NNE 10KT.

FCST VA CLD +6HR: 28/1144Z SFC/FL130 N5405 W17845 - N5203 W17738
- N5130 W17932 - N5145 E17911 - N5342 E17919 - N5405 W17845.

FCST VA CLD +12HR: 28/1744Z SFC/FL130 N5349 W17800 - N5159
W17709 - N5132 W17900 - N5140 E17909 - N5402 E17923 - N5349
W17800.

FCST VA CLD +18HR: 28/2344Z SFC/FL130 N5404 W17742 - N5207
W17651 - N5135 W17856 - N5146 E17914 - N5422 E17927 - N5404
W17742 - N5404 W17742.

RMK: VA VISIBLE ON HIMAWARI SATELLITE ASH AND DUST RGB PRODUCTS.

NXT ADVISORY: WILL BE ISSUED BY 20210828/1144Z

KH AUG 2021 AAWU=