FVXX21 KNES 272029
VA ADVISORY
DTG: 20211227/2029Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/1131

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

ERUPTION DETAILS: ONGOING VA EMS 

OBS VA DTG: 27/1950Z

OBS VA CLD: SFC/FL210 S0159 W07822 - S0202 W07816
- S0225 W07825 - S0215 W07838 - S0159 W07822 MOV
SW 10KT 

FCST VA CLD +6HR: 28/0200Z SFC/FL210 S0159 W07823
- S0204 W07816 - S0249 W07832 - S0231 W07900 -
S0159 W07823 

FCST VA CLD +12HR: 28/0800Z SFC/FL S0159 W07820 -
S0205 W07816 - S0244 W07850 - S0223 W07908 -
S0159 W07820 

FCST VA CLD +18HR: 28/1400Z SFC/FL210 S0158
W07819 - S0204 W07819 - S0221 W07850 - S0201
W07858 - S0158 W07819 

RMK: VA EMS OBS IN STLT AND WEBCAM. VA WAS
DETECTED IN STLT APPRX. 20NM SW FM SUMMIT. VA FL
AND FCST BASED ON NWP MDL GUIDANCE. FCST
INDICATES A MORE WSW MVMT THRU T+18 HRS.
...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20211228/0230Z