FVXX22 KNES 272231
VA ADVISORY
DTG: 20211227/2231Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/481

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

ERUPTION DETAILS: VA LIKELY SW OF SUMMIT

OBS VA DTG: 27/2200Z

OBS VA CLD: SFC/FL220 N0453 W07520 - N0452 W07517
- N0443 W07520 - N0446 W07526 - N0453 W07520 MOV
SW 10KT 

FCST VA CLD +6HR: 28/0400Z SFC/FL220 N0453 W07519
- N0452 W07517 - N0436 W07519 - N0438 W07528 -
N0453 W07519 

FCST VA CLD +12HR: 28/1000Z NO VA EXP

FCST VA CLD +18HR: 28/1600Z NO VA EXP

RMK: VA EMS PSBL WITH LIGHT VA DRIFTING SW OF
SUMMIT. WX CLDS OBSC STLT IMAGERY AND WEBCAM. VA
FL AND FCST THRU T+6 HRS BASED ON NWP MDLS AND
PREV VAA. ...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20211228/0430Z