FVXX21 KNES 310527
VA ADVISORY
DTG: 20191231/0527Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2019/355

INFO SOURCE: GOES-EAST. NWP MODELS. 

ERUPTION DETAILS: POSS VA EM

OBS VA DTG: 31/0450Z

OBS VA CLD: SFC/FL210 S0158 W07849 - S0159 W07820
- S0202 W07819 - S0208 W07847 - S0158 W07849 MOV
W 10KT 

FCST VA CLD +6HR: 31/1100Z SFC/FL210 S0156 W07849
- S0159 W07819 - S0202 W07820 - S0208 W07849 -
S0156 W07849 

FCST VA CLD +12HR: 31/1700Z SFC/FL210 NO ASH EXP

FCST VA CLD +18HR: 31/2300Z NO ASH EXP

RMK: VA EM POSSIBLE BASED ON RECENT HISTORY. VA
EM NOT SEEN WI LAST 6 HRS DUE TO MET CLDS AND
POSS DECREASED VA ACT.  ...VELASCO

NXT ADVISORY: WILL BE ISSUED BY 20191231/1130Z