FVXX20 KNES 072339
VA ADVISORY
DTG: 20211207/2339Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/1067

INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. 

ERUPTION DETAILS: OCNL VA CLDS OBS IN STLT IMAGERY

OBS VA DTG: 07/2320Z

OBS VA CLD: SFC/FL200 S0155 W07850 - S0159 W07820
- S0203 W07820 - S0207 W07850 - S0155 W07850 MOV
W 5KT 

FCST VA CLD +6HR: 08/0530Z SFC/FL200 S0135 W07847
- S0159 W07819 - S0202 W07820 - S0156 W07857 -
S0135 W07847 

FCST VA CLD +12HR: 08/1130Z NO VA EXP

FCST VA CLD +18HR: 08/1730Z NO VA EXP

RMK: OCNL VA CLDS OBS IN STLT. LOW CONF IN VAA
DUE TO WX CLDS AND LGT WINDS IN REGION. VA HGT FM
PREV VAA. VA DIR FM NWP MDLS SHOWS A W-LY TO
NW-LY MOVMT TREND THRU T+6. ...SAMBUCCI

NXT ADVISORY: WILL BE ISSUED BY 20211208/0545Z