FVXX20 KNES 211600
VA ADVISORY
DTG: 20210721/1600Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/701

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: NEW VA EM

OBS VA DTG: 21/1530Z

OBS VA CLD: SFC/FL210 S0156 W07820 - S0201 W07817
- S0217 W07825 - S0204 W07849 - S0156 W07820 MOV
SW 15KT 

FCST VA CLD +6HR: 21/2130Z SFC/FL210 S0156 W07822
- S0203 W07818 - S0243 W07828 - S0216 W07920 -
S0156 W07822 

FCST VA CLD +12HR: 22/0330Z SFC/FL210 S0156
W07821 - S0203 W07817 - S0303 W07841 - S0226
W07937 - S0156 W07821 

FCST VA CLD +18HR: 22/0930Z NO VA EXP

RMK: VA EM OBS IN SAT DATA  MOV SW FM SUMMIT. NWP
MDLS DISAGREE WITH INITIAL DIR OF VA SO CONF IN
FCST IS LOW. ...TUGGLE

NXT ADVISORY: WILL BE ISSUED BY 20210721/2200Z
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