FVXX23 KNES 071342
VA ADVISORY
DTG: 20201007/1342Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/981

INFO SOURCE: GOES-EAST. NWP MODELS. 

ERUPTION DETAILS: MODERATE VA CLD AROUND 12Z

OBS VA DTG: 07/1310Z

OBS VA CLD: SFC/FL200 S0158 W07819 - S0202 W07819
- S0222 W07933 - S0207 W07937 - S0158 W07819 MOV
SW 15-20KT SFC/FL270 S0158 W07819 - S0201 W07816
- S0213 W07821 - S0204 W07833 - S0158 W07819 MOV
SW 10-15KT 

FCST VA CLD +6HR: 07/1900Z SFC/FL200 S0157 W07940
- S0158 W07820 - S0203 W07818 - S0214 W07940 -
S0157 W07940 SFC/FL270 NO VA EXP

FCST VA CLD +12HR: 08/0100Z SFC/FL200 S0159
W07819 - S0202 W07819 - S0225 W07940 - S0205
W07939 - S0159 W07819 

FCST VA CLD +18HR: 08/0700Z SFC/FL200 S0158
W07819 - S0202 W07819 - S0219 W07940 - S0201
W07940 - S0158 W07819 

RMK: MORE SIG VA CLD ARND 12Z MOV S/SW IS
DISSIPATING QUICKLY IN SAT IMAGERY. LOW
CONFIDENCE IN HGT OF VA CLD AS NWP DOES NOT HAVE
GOOD HANDLE ON IT. WSW-LY PLUME EXTD 85 NM FM
SUMMIT BEFORE BCMG TO THIN TO SEE IN SAT. NWP
THRU T+18 HRS SHOWS W-LY MOV CONTG. ...KIBLER

NXT ADVISORY: WILL BE ISSUED BY 20201007/1945Z
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