FVXX21 KNES 182259
VA ADVISORY
DTG: 20211218/2259Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/1101

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 18/2230Z

OBS VA CLD: SFC/FL200 S0156 W07838 - S0200 W07819
- S0201 W07820 - S0201 W07839 - S0156 W07838 MOV
W 15KT 

FCST VA CLD +6HR: 19/0430Z SFC/FL200 S0152 W07838
- S0159 W07820 - S0201 W07820 - S0156 W07839 -
S0152 W07838 

FCST VA CLD +12HR: 19/1030Z SFC/FL200 S0147
W07836 - S0200 W07819 - S0201 W07820 - S0151
W07838 - S0147 W07836 

FCST VA CLD +18HR: 19/1630Z NO VA EXP

RMK: VA DETECTED ON STLT MOVG W OF SUMMIT. HOTSPOT
NOTED ON SWIR. FL MDL WINDS AT T+0 HR DO NOT AGREE
WITH OBSV VA MVMNT. MDL WINDS AT FL FCST TO VEER
BY T+6 HR BECMG MORE FM THE SE. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20211219/0500Z
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