FVXX20 KNES 210854
VA ADVISORY
DTG: 20201221/0854Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/1240

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: CONTG VA EMS.

OBS VA DTG: 21/0830Z

OBS VA CLD: SFC/FL200 S0143 W07837 - S0159 W07819
- S0201 W07820 - S0147 W07843 - S0143 W07837 MOV
NW 10KT 

FCST VA CLD +6HR: 21/1430Z SFC/FL200 S0144 W07841
- S0159 W07819 - S0201 W07820 - S0151 W07846 -
S0144 W07841 

FCST VA CLD +12HR: 21/2030Z SFC/FL200 S0147
W07844 - S0159 W07819 - S0201 W07820 - S0153
W07847 - S0147 W07844 

FCST VA CLD +18HR: 22/0230Z SFC/FL200 S0147
W07844 - S0159 W07819 - S0202 W07820 - S0154
W07848 - S0147 W07844 

RMK: VA PLUME OBS EXT UP TO 25 NM NW FM SUMMIT.
OBS FL ESTD FM NWP MDLS. FL WINDS EXP TO BACK TO
WNW THRU T+18 HRS. ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20201221/1500Z