FVXX20 KNES 202241
VA ADVISORY
DTG: 20200920/2241Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2020/815

INFO SOURCE: GOES-EAST. NWP MODELS. ASH3D.
VOLCAT. 

ERUPTION DETAILS: UPDATE ASH EXTENT

OBS VA DTG: 20/2200Z

OBS VA CLD: SFC/FL210 S0113 W08106 - S0159 W07822
- S0201 W07819 - S0234 W08110 - S0113 W08106 MOV
W 20KT SFC/FL350 S0135 W07934 - S0137 W07911 -
S0233 W07911 - S0231 W07934 - S0135 W07934 MOV W
20KT 

FCST VA CLD +6HR: 21/0400Z SFC/FL210 S0146 W07907
- S0159 W07820 - S0201 W07819 - S0210 W07908 -
S0146 W07907 SFC/FL350 S0104 W08106 - S0251
W08106 - S0247 W08136 - S0105 W08134 - S0104
W08106 

FCST VA CLD +12HR: 21/1000Z SFC/FL210 S0148
W07905 - S0159 W07823 - S0202 W07819 - S0213
W07905 - S0148 W07905 SFC/FL350 S0038 W08258 -
S0318 W08258 - S0308 W08336 - S0040 W08335 -
S0038 W08258 

FCST VA CLD +18HR: 21/1600Z SFC/FL210 S0146
W07907 - S0158 W07822 - S0202 W07821 - S0211
W07905 - S0146 W07907 SFC/FL350 NO VA EXP

RMK: UPDATE ON ASH EXTENT. CONS VA AT FL120
EXTENDS APPROX 170 NM W OF SUMMIT. DISCRETE VA AT
FL350 LOCATED APPROX 75 NM W OF SUMMIT. VA HEIGHT
AND FRCST BASED ON IMAGERY AND MODEL GUIDANCE.
...KIM

NXT ADVISORY: WILL BE ISSUED BY 20200921/0445Z