Semisopochnoi Volcano Volcanic Ash Advisory: OCNL ERUPTIONS.
Wed, 20 Oct 2021, 04:30
04:30 AM | BY: VNFVAK21 at 04:27 UTC, 20/10/21 from PAWU
VAAAK1
VA ADVISORY
DTG: 20211020/0423Z
VAAC: ANCHORAGE
VOLCANO: SEMISOPOCHNOI 311060
PSN: N5156 E17935
AREA: ALEUTIAN ISLANDS
SUMMIT ELEV: 4006 FT [1221 M]
ADVISORY NR: 2021/169
INFO SOURCE: HIMAWARI/GOES 17/WEBICORDER
AVIATION COLOR CODE: ORANGE
ERUPTION DETAILS: OCNL ERUPTIONS.
OBS VA DTG: 20/0423Z
OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
FCST VA CLD +6HR: NO VA EXP
FCST VA CLD +12HR: NO VA EXP
FCST VA CLD +18HR: NO VA EXP
RMK: VA SIGNAL HAS DSIPT. WEBICORDER SEISMIC DATA HAS ALSO DAMPENED IN RECENT
HRS. WE WILL RE-ISSUE A BULLETIN IF NEW INFO BECOMES AVAILABLE. ...JAM
NXT ADVISORY: NO FURTHER ADVISORIES
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Tue, 19 Oct 2021, 17:45
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