FVXX21 KNES 260013
VA ADVISORY
DTG: 20210226/0013Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/222

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: VA CLD OBS IN STLT.

OBS VA DTG: 25/2310Z

OBS VA CLD: SFC/FL190 S0155 W07844 - S0159 W07819
- S0201 W07820 - S0202 W07844 - S0155 W07844 MOV
W 20KT SFC/FL220 S0200 W07820 - S0201 W07819 -
S0229 W07833 - S0220 W07846 - S0200 W07820 MOV SW
20KT 

FCST VA CLD +6HR: 26/0500Z SFC/FL190 NO VA
EXP SFC/FL220 S0159 W07820 - S0201 W07818 - S0246
W07840 - S0232 W07904 - S0159 W07820 

FCST VA CLD +12HR: 26/1100Z SFC/FL220 S0159
W07819 - S0202 W07819 - S0246 W07839 - S0232
W07904 - S0159 W07819 

FCST VA CLD +18HR: 26/1700Z NO VA EXP

RMK: LGT VA CLDS OBS MOV W OF SUMMIT APRX 24 NMI
PRIOR TO DSIPTG. HVY VA CLD OBS MOV QUICLY SW
APRX 30 NMI. FL BASED ON NWP MODEL GDNC WINDS THO
WIND SPDS APPEAR LOW FOR VA MVMT. ...JLEVINE

NXT ADVISORY: WILL BE ISSUED BY 20210226/0615Z
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