FVXX20 KNES 231955
VA ADVISORY
DTG: 20201223/1955Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/1252

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

ERUPTION DETAILS: POSS VA EM

OBS VA DTG: 23/1920Z

OBS VA CLD: SFC/FL200 S0159 W07820 - S0202 W07819
- S0207 W07830 - S0200 W07831 - S0159 W07820 MOV
W 10KT 

FCST VA CLD +6HR: 24/0130Z SFC/FL200 S0158 W07832
- S0159 W07819 - S0202 W07818 - S0208 W07831 -
S0158 W07832 

FCST VA CLD +12HR: 24/0730Z SFC/FL200 NO VA EXP

FCST VA CLD +18HR: 24/1330Z NO VA EXP

RMK: POSS VA EM MOV WSW. VOLCAT DETECTS VA ACT AT
AND WSW OF SUMMIT TO APRX 10 NM BEFORE OBSC BY
MET CLDS. VA EM BELIEVED TO BE SIMILAR TO RECENT
ACT FM THIS VOLCANO ...VELASCO

NXT ADVISORY: WILL BE ISSUED BY 20201224/0200Z