FVXX20 KNES 251847
VA ADVISORY
DTG: 20210725/1847Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/720

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

ERUPTION DETAILS: FRQ VA EMS

OBS VA DTG: 25/1820Z

OBS VA CLD: SFC/FL200 S0155 W07819 - S0207 W07819
- S0207 W07855 - S0155 W07853 - S0155 W07819 MOV
W 10KT SFC/FL280 S0134 W07811 - S0141 W07747 -
S0207 W07816 - S0158 W07822 - S0134 W07811 MOV NE
20KT 

FCST VA CLD +6HR: 26/0030Z SFC/FL200 S0153 W07855
- S0155 W07818 - S0208 W07819 - S0208 W07856 -
S0153 W07855 SFC/FL280 S0111 W07822 - S0117
W07708 - S0226 W07814 - S0159 W07822 - S0111
W07822 

FCST VA CLD +12HR: 26/0630Z SFC/FL200 S0153
W07904 - S0155 W07818 - S0213 W07819 - S0219
W07904 - S0153 W07904 SFC/FL280 NO VA EXP

FCST VA CLD +18HR: 26/1230Z NO VA EXP

RMK: FRQ PSBL VA EMS OBS FM STLT DATA MOVG W AT
FL200 AND LARGE NEW VA EM OBS FM STLT DATA MOVG
NE BEFORE FANNING OUT. VA NOT OBS FM WEBCAM DUE
TO WX CLDS. FL AND WINDS FM NWP ...MLEVINE

NXT ADVISORY: WILL BE ISSUED BY 20210726/0045Z