FVXX20 KNES 170840
VA ADVISORY
DTG: 20210217/0840Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/191

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: VA EMS LIKELY CONT

OBS VA DTG: 17/0810Z

OBS VA CLD: SFC/FL210 S0143 W07820 - S0201 W07818
- S0201 W07820 - S0146 W07826 - S0143 W07820 MOV
N 10KT 

FCST VA CLD +6HR: 17/1400Z SFC/FL210 S0149 W07829
- S0200 W07819 - S0201 W07820 - S0155 W07832 -
S0149 W07829 

FCST VA CLD +12HR: 17/2000Z SFC/FL210 S0146
W07817 - S0147 W07812 - S0201 W07818 - S0201
W07820 - S0146 W07817 

FCST VA CLD +18HR: 18/0200Z SFC/FL210 S0143
W07819 - S0200 W07818 - S0201 W07820 - S0144
W07824 - S0143 W07819 

RMK: VA NOT DETECTED ON STLT DUE TO WIDESPREAD WX
CLDS IN AREA. EARLIER VOLCAT IMAGERY SHOWED VA 
MOVG NNW OF SUMMIT. MDL WINDS AT FL RATHER LGT/VRB 
SO FCST VA PSN CONFIDENCE THRU T+18 HR LOW. 
...KONON

NXT ADVISORY: WILL BE ISSUED BY 20210217/1445Z
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