FVXX20 KNES 101903
VA ADVISORY
DTG: 20211210/1903Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/1076

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: VA CLDS OBSD

OBS VA DTG: 10/1840Z

OBS VA CLD: SFC/FL210 S0158 W07822 - S0158 W07820
- S0205 W07810 - S0210 W07822 - S0158 W07822 MOV
S 5KT 

FCST VA CLD +6HR: 11/0030Z SFC/FL210 S0158 W07821
- S0158 W07819 - S0212 W07819 - S0208 W07829 -
S0158 W07821 

FCST VA CLD +12HR: 11/0630Z NO VA EXP

FCST VA CLD +18HR: 11/1230Z NO VA EXP

RMK: VA CLDS OBSD IN SAT MOVG S TO SSE FM SUMMIT.
VA OBSERVATION DOES NOT AGREE WELL WITH MDL. VA
FL BASED ON PREV ADVY. NWP MDL FCST THRU T+6HRS
WITH LOW CONFIDENCE.  ...ZENG

NXT ADVISORY: WILL BE ISSUED BY 20211211/0100Z