FVXX21 KNES 301830
VA ADVISORY
DTG: 20211230/1830Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/1140

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: OCL VA EMS

OBS VA DTG: 30/1810Z

OBS VA CLD: SFC/FL200 S0159 W07820 - S0201 W07818
- S0211 W07823 - S0207 W07831 - S0159 W07820 MOV
SW 10KT 

FCST VA CLD +6HR: 31/0000Z SFC/FL200 S0159 W07820
- S0201 W07819 - S0216 W07826 - S0211 W07838 -
S0159 W07820 

FCST VA CLD +12HR: 31/0600Z NO VA EXP

FCST VA CLD +18HR: 31/1200Z NO VA EXP

RMK: OCL VA EMS MOVG SW FM SUMMIT OBS IN SAT
DATA. VIS SAT DATA SHOWS LIGHT STREAM OF ASH. NWP
MDLS FCST SW MOVMT OF VA TO CONT THRU T+6.
...TUGGLE

NXT ADVISORY: WILL BE ISSUED BY 20211231/0030Z