FVXX21 KNES 170123
VA ADVISORY
DTG: 20200817/0123Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/771

INFO SOURCE: GOES-EAST. NWP MODELS. 

ERUPTION DETAILS: PSBL CONTG VA EM.

OBS VA DTG: 17/0100Z

OBS VA CLD: SFC/FL200 S0156 W07855 - S0158 W07819
- S0201 W07819 - S0207 W07855 - S0156 W07855 MOV
W 20-30KT 

FCST VA CLD +6HR: 17/0700Z SFC/FL200 S0156 W07856
- S0158 W07819 - S0201 W07819 - S0208 W07856 -
S0156 W07856 

FCST VA CLD +12HR: 17/1300Z NO VA EXP

FCST VA CLD +18HR: 17/1900Z NO VA EXP

RMK: VA NOT OBS IN SAT WITH PARTIAL WX CLD OBSCN
OF SUMMIT BUT VA CLD STILL PSBL BASED ON RECENT
ACT. IR HOTSPOT STILL PRESENT. OBS VA AREA ESTD
FM NWP MDLS AND PREV VAA. ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20200817/0730Z