FVXX20 KNES 072039
VA ADVISORY
DTG: 20210507/2039Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/448

INFO SOURCE: GOES-16. NWP MODELS. ASH3D. 

ERUPTION DETAILS: MDT ERUPTION

OBS VA DTG: 07/2010Z

OBS VA CLD: SFC/FL250 S0155 W07923 - S0158 W07820
- S0205 W07817 - S0227 W07903 - S0155 W07923 MOV
SW 10KT SFC/FL350 S0115 W07855 - S0157 W07819 -
S0203 W07820 - S0155 W07922 - S0115 W07855 MOV NW
10KT 

FCST VA CLD +6HR: 08/0200Z SFC/FL250 S0156 W08002
- S0158 W07819 - S0207 W07817 - S0240 W07947 -
S0156 W08002 SFC/FL350 S0058 W07912 - S0121
W07848 - S0155 W07917 - S0131 W07946 - S0058
W07912 

FCST VA CLD +12HR: 08/0800Z SFC/FL250 S0150
W08033 - S0158 W07819 - S0206 W07818 - S0240
W08033 - S0150 W08033 SFC/FL350 NO VA EXP

FCST VA CLD +18HR: 08/1400Z SFC/FL250 S0149
W08041 - S0157 W07819 - S0203 W07818 - S0235
W08042 - S0149 W08041 

RMK: VA EXTDG 55 NM WSW AND NW FM SUMMIT AT FL250
AND FL350 RESPECTIVELY. LAST MDT ERUPTION ARND
1645Z. FCST FM ASH3D AND NWP MDLS. NWP MDLS FCST
LTLCG THRU T+18. ...TUGGLE

NXT ADVISORY: WILL BE ISSUED BY 20210508/0245Z
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