FVXX20 KNES 120439
VA ADVISORY
DTG: 20210112/0439Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/046

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: DECR VA ACT.

OBS VA DTG: 12/0410Z

OBS VA CLD: SFC/FL250 S0158 W07922 - S0211 W07922
- S0212 W07938 - S0158 W07937 - S0158 W07922 MOV
W 25KT 

FCST VA CLD +6HR: 12/1000Z SFC/FL250 S0150 W07937
- S0158 W07820 - S0202 W07819 - S0207 W07937 -
S0150 W07937 

FCST VA CLD +12HR: 12/1600Z SFC/FL250 S0153
W07935 - S0158 W07820 - S0201 W07819 - S0212
W07935 - S0153 W07935 

FCST VA CLD +18HR: 12/2200Z NO VA EXP

RMK: VA ACT DECRD SINCE PREV VAA. DETACHED VA CLD
FAINTLY OBS CENTERED 75 NM W OF SUMMIT AND
QUICKLY DSIPTG. ANY FURTHER VA EMS EXP TO CONT
MOV W THRU T+12 HRS. ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20210112/1045Z