FVXX22 KNES 291540
VA ADVISORY
DTG: 20211129/1540Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/1041

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

ERUPTION DETAILS: VA CLDS OBS IN EARLIER STLT
IMAGERY

OBS VA DTG: 29/1520Z

OBS VA CLD: SFC/FL200 S0159 W07821 - S0202 W07817
- S0221 W07825 - S0210 W07839 - S0159 W07821 MOV
SW 10KT 

FCST VA CLD +6HR: 29/2130Z SFC/FL200 S0159 W07820
- S0202 W07819 - S0225 W07834 - S0204 W07849 -
S0159 W07820 

FCST VA CLD +12HR: 30/0330Z SFC/FL200 S0156
W07852 - S0159 W07820 - S0204 W07820 - S0220
W07849 - S0156 W07852 

FCST VA CLD +18HR: 30/0930Z SFC/FL200 S0153
W07851 - S0159 W07819 - S0204 W07819 - S0217
W07850 - S0153 W07851 

RMK: VA CLDS OBS IN STLT MOVG SW FM SUMMIT BEFORE
WX CLDS MOVG OVER REGION. LOW CONF IN VA EXT DUE
TO WX CLDS. VA DIR FM STLT. VA HGT FM PREV VAA.
NWP MDLS SHOWS A SW-LY TO W-LY MOVMT TREND THRU
T+18.  ...SAMBUCCI

NXT ADVISORY: WILL BE ISSUED BY 20211129/2145Z