FVXX20 KNES 280441
VA ADVISORY
DTG: 20210728/0441Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/732

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: CONTG VA EMS.

OBS VA DTG: 28/0420Z

OBS VA CLD: SFC/FL200 S0144 W07828 - S0159 W07819
- S0201 W07820 - S0150 W07836 - S0144 W07828 MOV
NW 5KT 

FCST VA CLD +6HR: 28/1030Z SFC/FL200 S0143 W07832
- S0159 W07819 - S0201 W07820 - S0151 W07840 -
S0143 W07832 

FCST VA CLD +12HR: 28/1630Z NO VA EXP

FCST VA CLD +18HR: 28/2230Z NO VA EXP

RMK: VA CLD OBS EXT UP TO 20 NM NW FM SUMMIT. VA
IS BARELY DISCERNABLE IN IMAGERY LOWERING
CONFIDENCE IN OBS VA EXTENT. FL WINDS EXP TO
REMAIN LGT THRU T+6 HRS. ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20210728/1045Z