FVXX20 KNES 201548
VA ADVISORY
DTG: 20201220/1548Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/1237

INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. 

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 20/1510Z

OBS VA CLD: SFC/FL200 S0140 W07849 - S0140 W07845
- S0153 W07843 - S0201 W07820 - S0202 W07820 -
S0202 W07853 - S0140 W07849 MOV W 5KT 

FCST VA CLD +6HR: 20/2100Z SFC/FL200 S0140 W07901
- S0200 W07820 - S0203 W07819 - S0203 W07910 -
S0140 W07901 

FCST VA CLD +12HR: 21/0300Z SFC/FL200 S0137
W07902 - S0201 W07819 - S0203 W07822 - S0204
W07913 - S0137 W07902 

FCST VA CLD +18HR: 21/0900Z SFC/FL200 S0132
W07908 - S0200 W07820 - S0203 W07820 - S0204
W07922 - S0132 W07908 

RMK: PREV VA AT FL250 HAS DISP, WHILE VA EM
CONTINUES AT FL200. VA EXTD UP TO 33NM W FM THE
SUMMIT. NWP MDL INDICATES A CONT W MOV THRU T+18
HRS. ...ZHU

NXT ADVISORY: WILL BE ISSUED BY 20201220/2145Z