FVXX20 KNES 202135
VA ADVISORY
DTG: 20201220/2135Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/1238

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: 

OBS VA DTG: 20/2100Z

OBS VA CLD: SFC/FL200 S0145 W07837 - S0159 W07820
- S0200 W07820 - S0153 W07840 - S0145 W07837 MOV
NW 5KT 

FCST VA CLD +6HR: 21/0300Z SFC/FL200 S0141 W07840
- S0159 W07820 - S0202 W07819 - S0150 W07844 -
S0141 W07840 

FCST VA CLD +12HR: 21/0900Z SFC/FL200 S0138
W07841 - S0159 W07817 - S0201 W07820 - S0149
W07846 - S0138 W07841 

FCST VA CLD +18HR: 21/1500Z SFC/FL200 S0137
W07843 - S0159 W07817 - S0201 W07819 - S0149
W07847 - S0137 W07843 

RMK: VA DETECTED ON STLT MOVG NW OF SUMMIT.
HOTSPOT NOTED ON SWIR. NWP MDL WIND LTL CHG IN
DIR DURG FCST PD WITH A INCR IN WIND SPD. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20201221/0330Z