FVXX21 KNES 180026
VA ADVISORY
DTG: 20211218/0026Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/1097

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

ERUPTION DETAILS: CONS VA EM

OBS VA DTG: 18/0010Z

OBS VA CLD: SFC/FL200 S0141 W07936 - S0158 W07820
- S0201 W07819 - S0207 W07941 - S0141 W07936 MOV
W 20KT 

FCST VA CLD +6HR: 18/0600Z SFC/FL200 S0141 W07943
- S0157 W07821 - S0202 W07821 - S0207 W07943 -
S0141 W07943 

FCST VA CLD +12HR: 18/1200Z SFC/FL200 S0141
W07946 - S0158 W07820 - S0201 W07820 - S0208
W07946 - S0141 W07946 

FCST VA CLD +18HR: 18/1800Z SFC/FL200 S0140
W07945 - S0158 W07821 - S0200 W07821 - S0207
W07943 - S0140 W07945 

RMK: CONS VA AND GAS PLUME EXTND APRX 78 NM WEST
OF SUMMIT SEEN IN STLT BEFORE OBSC BY DENS MET
CLOUDS.  ...VELASCO

NXT ADVISORY: WILL BE ISSUED BY 20211218/0630Z