FVXX20 KNES 201852
VA ADVISORY
DTG: 20200920/1852Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/812

INFO SOURCE: GOES-EAST. VONA. NWP MODELS. 

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 20/1810Z

OBS VA CLD: SFC/FL210 S0145 W08035 - S0200 W07819
- S0203 W07823 - S0225 W08034 - S0145 W08035 MOV
W 10-15KT SFC/FL400 S0159 W08104 - S0208 W08052 -
S0232 W08049 - S0251 W08049 - S0311 W08055 -
S0330 W08108 - S0319 W08144 - S0231 W08131 -
S0207 W08121 - S0159 W08104 MOV W 10-15KT 

FCST VA CLD +6HR: 21/0000Z SFC/FL210 S0141 W08115
- S0158 W07820 - S0203 W07821 - S0230 W08114 -
S0141 W08115 

FCST VA CLD +12HR: 21/0600Z SFC/FL210 S0152
W07928 - S0158 W07819 - S0202 W07819 - S0207
W07929 - S0152 W07928 

FCST VA CLD +18HR: 21/1200Z SFC/FL210 S0153
W07922 - S0159 W07819 - S0201 W07819 - S0208
W07919 - S0153 W07922 

RMK: UPDATE VAA DUE TO RATHER DENSE VA PLUME
STDLY STREAMING WWD FM SUMMIT FOR APROX 145 NM.
SEGU ARPT RPRTS ASH FALL. EARLIER PLUME TO FL400
JUST OFF ECUADOR COAST AND SHUD DISPT IN 6 HR. NO
CHG TO MDL WINDS THRU FCST PD. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20200921/0045Z