FVXX20 KNES 272300
VA ADVISORY
DTG: 20210727/2300Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/730

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 27/2230Z

OBS VA CLD: SFC/FL220 S0156 W07845 - S0159 W07819
- S0201 W07819 - S0200 W07845 - S0156 W07845 MOV
W 10KT 

FCST VA CLD +6HR: 28/0430Z SFC/FL220 S0156 W07845
- S0159 W07819 - S0201 W07819 - S0200 W07844 -
S0156 W07845 

FCST VA CLD +12HR: 28/1030Z SFC/FL220 S0149
W07836 - S0159 W07820 - S0201 W07819 - S0153
W07837 - S0149 W07836 NO VA EXP

FCST VA CLD +18HR: 28/1630Z 

RMK: VA NOT DETECTED ON STLT LAST HR DUE TO WX
CLDS BUT NARROW VA PLUME WITH HOTSPOT WIIHIN 3 HR.
NWP MDL WINDS FCST TO BE LGT/VRB BY T+12 HR SO VA
PSN CONF LO. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20210728/0500Z