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Sangay Volcano Volcanic Ash Advisory: CONTG BUT DECREASING VA EM ACT. to 22000 ft (6700 m)

Tue, 15 Sep 2020, 09:30 | BY: VN
Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 22000 ft (6700 m) altitude or flight level 220 .
The full report is as follows:

FVXX20 at 09:24 UTC, 15/09/20 from KNES
VA ADVISORY
DTG: 20200915/0923Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT [5230 M]

ADVISORY NR: 2020/889

INFO SOURCE: GOES-EAST. NWP MODELS.

ERUPTION DETAILS: CONTG BUT DECREASING VA EM ACT.

OBS VA DTG: 15/0900Z

OBS VA CLD: SFC/FL220 S0144 W07940 - S0158 W07819
- S0202 W07820 - S0204 W07943 - S0144 W07940 MOV
W 25-30KT

FCST VA CLD +6HR: 15/1500Z SFC/FL220 S0158 W07820
- S0202 W07818 - S0229 W07941 - S0207 W07944 -
S0158 W07820

FCST VA CLD +12HR: 15/2100Z NO VA EXP

FCST VA CLD +18HR: 16/0300Z NO VA EXP

RMK: VA NOT CURRENTLY OBS DUE TO WX CLD OBSCN BUT
VA EMS WERE ONGOING PRIOR TO OBSCN A FEW HRS AGO
WHEN VA WAS OBS REACHING 80NM W FM SUMMIT BEFORE
DSIPTG. FL MVMT EXP TO BACK TO WSW THRU T+6.
...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20200915/1530Z

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Sangay volcano
Stratovolcano 5230 m (17,159 ft)
Ecuador, -2°S / -78.34°W
Current status: erupting (4 out of 5) Sangay volcano eruptions:
1934-ongoing (as of 2020), 1728-1916, 1628 (first observation) - ?
Typical eruption style
Explosive. In historic time: frequent, intermittent strombolian activity