FVXX20 KNES 310033
VA ADVISORY
DTG: 20210731/0033Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/744

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: VA EMS CONT

OBS VA DTG: 31/0000Z

OBS VA CLD: SFC/FL200 S0152 W07822 - S0200 W07819
- S0201 W07820 - S0153 W07825 - S0152 W07822 MOV
NW 5KT 

FCST VA CLD +6HR: 31/0600Z SFC/FL200 S0159 W07819
- S0201 W07819 - S0205 W07835 - S0202 W07836 -
S0159 W07819 

FCST VA CLD +12HR: 31/1200Z SFC/FL200 S0159
W07819 - S0200 W07819 - S0206 W07836 - S0202
W07837 - S0159 W07819 

FCST VA CLD +18HR: 31/1800Z NO VA EXP

RMK: VA DETECTED ON STLT MOVG NW OF SUMMIT.
HOTSPOT SEEN ON SWIR. MDL WINDS AT FL FCST TO
BACK BY T+6 HR BECMG MORE FM THE ENE. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20210731/0630Z