FVXX20 KNES 162335
VA ADVISORY
DTG: 20210616/2335Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/594

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: POSSIBLE VA

OBS VA DTG: 16/2300Z

OBS VA CLD: SFC/FL200 S0156 W07836 - S0200 W07820
- S0201 W07820 - S0206 W07835 - S0156 W07836 MOV
W 10KT 

FCST VA CLD +6HR: 17/0500Z SFC/FL200 S0159 W07836
- S0201 W07820 - S0201 W07820 - S0205 W07834 -
S0159 W07836 

FCST VA CLD +12HR: 17/1100Z NO VA EXP

FCST VA CLD +18HR: 17/1700Z NO VA EXP

RMK: POSS VA SEEN IN STLT IMAGERY MOV W FM
SUMMIT. DIIFICULT TO DETERMINE DUE TO WX CLDS. VA
HEIGHT AND FRCST BASED ON IMAGERY AND MODEL
GUIDANCE. A GEN W MOV EXPCD THRU T+6 HRS. ...KIM

NXT ADVISORY: WILL BE ISSUED BY 20210617/0530Z