FVXX21 KNES 200336
VA ADVISORY
DTG: 20170920/0336Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0201 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2017/036

INFO SOURCE: GOES-EAST. NON-OPERATIONAL GOES-16.
NWP MODELS. 

ERUPTION DETAILS: PSBL VA

OBS VA DTG: 20/0245Z

OBS VA CLD: SFC/FL200 S0140 W07936 - S0147 W07816
- S0206 W07820 - S0206 W07940 - S0140 W07936 MOV
NW 0KT 

FCST VA CLD +6HR: 20/0900Z SFC/FL200 S0147 W07818
- S0208 W07813 - S0232 W07937 - S0206 W07946 -
S0147 W07818 

FCST VA CLD +12HR: 20/1500Z SFC/FL200 NO ASH EXP

FCST VA CLD +18HR: 20/2100Z NO ASH EXP

RMK: PSBL VA CAN BE SEEN IN NON-OPERATIONAL
GOES-16 IMAGERY EXTD ABOUT 80 NMI FROM THE
SUMMIT. MODELS SUGGEST MORE WSW MOV AT T+6.
...WHISNANT

NXT ADVISORY: WILL BE ISSUED BY 20170920/0930Z