FVXX22 KNES 250519
VA ADVISORY
DTG: 20210525/0519Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/509

INFO SOURCE: GOES-16. NWP MODELS. GEOPHYSICAL
INST. 

ERUPTION DETAILS: LARGE ERUPTION OBS

OBS VA DTG: 25/0440Z

OBS VA CLD: SFC/FL170 S0159 W07819 - S0209 W07820
- S0210 W07829 - S0201 W07829 - S0159 W07819 MOV
W 10KT SFC/FL220 S0159 W07819 - S0201 W07809 -
S0210 W07810 - S0209 W07820 - S0159 W07819 MOV E
10KT SFC/FL320 S0159 W07821 - S0159 W07817 -
S0210 W07816 - S0210 W07823 - S0159 W07821 MOV S
10KT 

FCST VA CLD +6HR: 25/1030Z SFC/FL170 S0158 W07830
- S0159 W07819 - S0211 W07820 - S0208 W07841 -
S0158 W07830 SFC/FL220 S0159 W07819 - S0201
W07801 - S0217 W07759 - S0209 W07819 - S0159
W07819 SFC/FL320 S0159 W07817 - S0219 W07813 -
S0219 W07833 - S0159 W07821 - S0159 W07817 

FCST VA CLD +12HR: 25/1630Z SFC/FL170 S0150
W07836 - S0159 W07819 - S0203 W07819 - S0207
W07847 - S0150 W07836 SFC/FL220 NO VA
EXP SFC/FL320 S0213 W07829 - S0213 W07814 - S0231
W07813 - S0230 W07839 - S0213 W07829 

FCST VA CLD +18HR: 25/2230Z NO VA EXP

RMK: LARGE ERUPTION OBS FM GEOPHYSICAL INST AND
STLT DATA. VA AT FL170 MOVG W AND VA AT FL220
MOVG E AND VA AT FL320 MOVG S. FL AND WINDS FM
NWP ...MLEVINE

NXT ADVISORY: WILL BE ISSUED BY 20210525/1115Z
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