FVXX20 KNES 211445
VA ADVISORY
DTG: 20201221/1445Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0201 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/1241

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

ERUPTION DETAILS: CONS VA CLD EXTDG W.

OBS VA DTG: 21/1400Z

OBS VA CLD: SFC/FL230 S0155 W07838 - S0201 W07819
- S0203 W07819 - S0205 W07840 - S0155 W07838 MOV
W 15KT 

FCST VA CLD +6HR: 21/2000Z SFC/FL230 S0151 W07845
- S0201 W07820 - S0202 W07819 - S0209 W07847 -
S0151 W07845 

FCST VA CLD +12HR: 22/0200Z SFC/FL230 S0144
W07842 - S0201 W07820 - S0202 W07820 - S0205
W07849 - S0144 W07842 

FCST VA CLD +18HR: 22/0800Z SFC/FL230 S0145
W07848 - S0201 W07820 - S0204 W07820 - S0204
W07853 - S0145 W07848 

RMK: CONS VA CLD OBSD AMONG WX CLD OVC SKIES. VA
EXTDS ABT 20 NMI JUST N OF DUE W. WX CLD OBSC
SUMMIT ON WEBCAM. NWP MDLS SUGGEST VA TO FL230
AND FCST LTLCG IN VA MOVMT THRU T+18HRS. ...HOSLEY

NXT ADVISORY: WILL BE ISSUED BY 20201221/2045Z