FVXX21 KNES 190454
VA ADVISORY
DTG: 20211219/0454Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/1102

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: PSBL CONTG VA EMS.

OBS VA DTG: 19/0430Z

OBS VA CLD: SFC/FL200 S0147 W07908 - S0159 W07819
- S0201 W07819 - S0204 W07910 - S0147 W07908 MOV
W 10KT 

FCST VA CLD +6HR: 19/1030Z SFC/FL200 S0152 W07909
- S0159 W07819 - S0201 W07819 - S0207 W07910 -
S0152 W07909 

FCST VA CLD +12HR: 19/1630Z NO VA EXP

FCST VA CLD +18HR: 19/2230Z NO VA EXP

RMK: PSBL VA OBS IN SAT MIXED WITH GASES EXT W UP
TO 50 NM FM SUMMIT. MET CLDS OBSC SUMMIT AREA SO
VA EXTENT UNCERTAIN. LTLCG FCST BY NWP MDLS IN FL
WINDS THRU T+6 HRS ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20211219/1100Z