FVXX20 KNES 311217
VA ADVISORY
DTG: 20210731/1217Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/746

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

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 31/1140Z

OBS VA CLD: SFC/FL200 S0200 W07900 - S0200 W07821
- S0202 W07818 - S0214 W07856 - S0200 W07900 MOV
W 10KT 

FCST VA CLD +6HR: 31/1730Z SFC/FL200 S0158 W07908
- S0200 W07819 - S0203 W07819 - S0217 W07904 -
S0158 W07908 

FCST VA CLD +12HR: 31/2330Z SFC/FL200 S0153
W07908 - S0159 W07819 - S0202 W07820 - S0214
W07908 - S0153 W07908 

FCST VA CLD +18HR: 01/0530Z SFC/FL200 S0159
W07819 - S0202 W07820 - S0224 W07904 - S0202
W07913 - S0159 W07819 

RMK: VA EXTD UP TO 40NM W FM THE SUMMIT. NWP MDL
INDICATES A CONT W TO WSW MOV THRU T+18HRS. ...ZHU

NXT ADVISORY: WILL BE ISSUED BY 20210731/1815Z