FVXX23 KNES 181645
VA ADVISORY
DTG: 20230118/1645Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17319 FT (5279 M)

ADVISORY NR: 2023/038

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

ERUPTION DETAILS: POSS VA EMS

OBS VA DTG: 18/1620Z

OBS VA CLD: SFC/FL240 N0453 W07520 - N0451 W07519
- N0437 W07534 - N0444 W07541 - N0453 W07520 MOV
SW 5KT 

FCST VA CLD +6HR: 18/2230Z NO VA EXP

FCST VA CLD +12HR: 19/0430Z NO VA EXP

FCST VA CLD +18HR: 19/1030Z NO VA EXP

RMK: VA IS SEEN MOV SW UP TO 24NM FM THE SUMMIT,
BEFORE THE WX CLDS MOV IN. NWP MDL WND IS LGT AND
VARIABLE, SO NO PREDICTION IS MADE DUE TO
UNCERTAINTY IN POSS VA MOV. ...ZHU

NXT ADVISORY: WILL BE ISSUED BY 20230118/2245Z