FVXX21 KNES 160436
VA ADVISORY
DTG: 20200816/0436Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/767

INFO SOURCE: GOES-EAST. NWP MODELS. 

ERUPTION DETAILS: CONTUS VA EM.

OBS VA DTG: 16/0410Z

OBS VA CLD: SFC/FL200 S0155 W07923 - S0158 W07820
- S0201 W07820 - S0209 W07922 - S0155 W07923 MOV
W 20-25KT 

FCST VA CLD +6HR: 16/1000Z SFC/FL200 S0153 W07944
- S0158 W07819 - S0201 W07819 - S0213 W07944 -
S0153 W07944 

FCST VA CLD +12HR: 16/1600Z NO VA EXP

FCST VA CLD +18HR: 16/2200Z NO VA EXP

RMK: NARROW CONTUS VA CLD OBS EXT AT LEAST 60 NM
W FM AND STILL ATTACHED TO SUMMIT. FL WINDS EXP
TO REMAIN TO W AND INCREASE IN SPEED THRU T+6.
...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20200816/1030Z