FVFE01 RJTD 141226
VAAAK1
VA ADVISORY

DTG: 20210814/1220Z

VAAC: ANCHORAGE

VOLCANO: SEMISOPOCHNOI 311060

PSN: N5156 E17935

AREA: ALEUTIAN ISLANDS

SUMMIT ELEV: 4006 FT (1221 M)

ADVISORY NR: 2021/059

INFO SOURCE: HIMAWARI/GOES 17.

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: LOW-LVL ERUPTION.

OBS VA DTG: 14/1220Z

OBS VA CLD: SFC/FL100 N5210 E17623 - N5207 E17941 - N5143 E17942
- N5141 E17609 - N5210 E17623 MOV W 15KT.

FCST VA CLD +6HR: 14/1820Z SFC/FL100 N5213 E17518 - N5207 E17944
- N5143 E17942 - N5133 E17513 - N5213 E17518.

FCST VA CLD +12HR: 15/0020Z SFC/FL100 N5211 E17439 - N5205
E17943 - N5145 E17943 - N5136 E17437 - N5211 E17439.

FCST VA CLD +18HR: 15/0620Z SFC/FL100 N5209 E17410 - N5206
E17945 - N5143 E17941 - N5131 E17415 - N5209 E17410 - N5209
E17410.

RMK: OCNL TO NEAR CONTINUOUS LOW-LVL ERUPTION AT SEMISOPOCHNOI. METEO
ROLOGICAL
CLDS OBSC PART OF VA SIGNAL BUT IT IS STILL OBS IN GOES 17 AND HIMAWA
RI IMAGERY.

NXT ADVISORY: WILL BE ISSUED BY 20210814/1820Z

JAM AUG 2021 AAWU=