FVXX20 KNES 281943
VA ADVISORY
DTG: 20210728/1943Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/735

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 28/1910Z

OBS VA CLD: SFC/FL200 S0158 W07835 - S0159 W07820
- S0201 W07819 - S0202 W07834 - S0158 W07835 MOV
W 5KT 

FCST VA CLD +6HR: 29/0100Z SFC/FL200 S0158 W07835
- S0200 W07820 - S0202 W07820 - S0203 W07835 -
S0158 W07835 

FCST VA CLD +12HR: 29/0700Z SFC/FL200 S0149
W07824 - S0201 W07819 - S0201 W07820 - S0152
W07827 - S0149 W07824 

FCST VA CLD +18HR: 29/1300Z NO VA EXP

RMK: VA DETECTED ON SLTL MOVG WO OF SUMMT.
HOTSPOT NOTED ON SWIR. MDL WINDS AT FL FCST TO BE
LGT/VRB NXT 12 HR SO VA PSN CONF AFTER T=0 HR LO.
...KONON

NXT ADVISORY: WILL BE ISSUED BY 20210729/0145Z