FVXX21 KNES 291509
VA ADVISORY
DTG: 20191229/1509Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2019/347

INFO SOURCE: GOES-EAST. NWP MODELS. 

ERUPTION DETAILS: CONS VA EMS.

OBS VA DTG: 29/1440Z

OBS VA CLD: SFC/FL200 S0144 W07901 - S0156 W07846
- S0215 W07914 - S0245 W07931 - S0245 W07951 -
S0211 W07943 - S0144 W07901 MOV W 10-15KT
SFC/FL230 S0144 W07901 - S0158 W07819 - S0201
W07820 - S0157 W07846 - S0144 W07901 MOV NW
10-15KT 

FCST VA CLD +6HR: 29/2030Z SFC/FL230 S0135 W07932
- S0159 W07819 - S0201 W07820 - S0157 W07939 -
S0135 W07932 SFC/FL200 NO ASH EXP

FCST VA CLD +12HR: 30/0230Z SFC/FL230 S0147
W07941 - S0159 W07819 - S0201 W07819 - S0205
W07943 - S0147 W07941 

FCST VA CLD +18HR: 30/0830Z SFC/FL230 S0156
W07941 - S0159 W07820 - S0200 W07819 - S0216
W07941 - S0156 W07941 

RMK: G16 STLT IMAGERY SHOWS CONS VA CLD EXTDG TO
40 NMI WNW OF SUMMIT THEN EXTDG  SW IN AN ARC
ALMOST 100 NMI TO THE COAST. NWP MDLS FCST VA
CLDS TO GRADUALLY SHIFT TO JUST S OF DUE W BY
T+18.  ...HOSLEY

NXT ADVISORY: WILL BE ISSUED BY 20191229/2115Z