FVXX21 KNES 311454
VA ADVISORY
DTG: 20211231/1454Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/1144

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: CONTG VA EMS.

OBS VA DTG: 31/1430Z

OBS VA CLD: SFC/FL190 S0159 W07820 - S0202 W07753
- S0218 W07756 - S0202 W07820 - S0159 W07820 MOV
SE 10KT SFC/FL210 S0125 W07751 - S0200 W07819 -
S0200 W07820 - S0128 W07837 - S0125 W07751 MOV N
15KT 

FCST VA CLD +6HR: 31/2030Z SFC/FL190 S0152 W07745
- S0204 W07744 - S0201 W07820 - S0159 W07820 -
S0152 W07745 SFC/FL210 NO VA EXP

FCST VA CLD +12HR: 01/0230Z SFC/FL190 S0152
W07745 - S0205 W07743 - S0201 W07820 - S0158
W07820 - S0152 W07745 

FCST VA CLD +18HR: 01/0830Z NO VA EXP

RMK: VA TO FL210 DRIFTING NNE AND DFCLT TO
DISCERN. CONTG VA EMS OBS MOV SE TO FL190. FL210
VA EXP TO DSIPT BY T+6 HRS. FL190 MVMT FCST TO
TURN TO E BY T+6 HRS. OBS VA FL BASED ON NWP MDLS
AND PREV VAA. ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20211231/2100Z