FVXX20 KNES 202158
VA ADVISORY
DTG: 20211220/2158Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/464

INFO SOURCE: GOES-16. VONA. NWP MODELS. 

ERUPTION DETAILS: POSS VA EMS

OBS VA DTG: 20/2140Z

OBS VA CLD: SFC/FL200 N0459 W07521 - N0453 W07519
- N0453 W07519 - N0456 W07526 - N0459 W07521 MOV
NW 10KT 

FCST VA CLD +6HR: 21/0330Z SFC/FL200 N0502 W07522
- N0453 W07519 - N0452 W07519 - N0459 W07529 -
N0502 W07522 

FCST VA CLD +12HR: 21/0930Z NO VA EXP

FCST VA CLD +18HR: 21/1530Z NO VA EXP

RMK: POSS VA EMS MOVG NW FM SUMMIT. VA NOT OBS IN
SAT DATA UNDER PRTLY CLDY CONDS WITH CLDS
BUILDING. RCNT VONA DEPICTS VA PRESENT. NWP MDLS
FCST LTLCG THRU T+6. ...TUGGLE

NXT ADVISORY: WILL BE ISSUED BY 20211221/0400Z