FVXX21 KNES 301301
VA ADVISORY
DTG: 20211230/1301Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/1139

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: NEW VA EMS

OBS VA DTG: 30/1240Z

OBS VA CLD: SFC/FL200 S0159 W07820 - S0202 W07819
- S0209 W07833 - S0200 W07840 - S0159 W07820 MOV
SW 15KT 

FCST VA CLD +6HR: 30/1830Z SFC/FL200 S0158 W07855
- S0158 W07820 - S0202 W07819 - S0211 W07844 -
S0158 W07855 

FCST VA CLD +12HR: 31/0030Z NO VA EXP

FCST VA CLD +18HR: 31/0630Z NO VA EXP

RMK: NEW VA EMS OBS IN SAT DATA MOVG SW FM
SUMMIT. VA APPEARS TO BE MIXED WITH STEAM. NWP
MDLS FCST VA TO CONT WSW FM SUMMIT THRU T+6.
...TUGGLE

NXT ADVISORY: WILL BE ISSUED BY 20211230/1900Z