FVXX23 KNES 071741
VA ADVISORY
DTG: 20211207/1741Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/421

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

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 07/1710Z

OBS VA CLD: SFC/FL210 N0455 W07519 - N0453 W07519
- N0445 W07530 - N0450 W07534 - N0455 W07519 MOV
SW 20KT 

FCST VA CLD +6HR: 07/2300Z SFC/FL210 N0456 W07519
- N0454 W07518 - N0443 W07532 - N0448 W07538 -
N0456 W07519 

FCST VA CLD +12HR: 08/0500Z NO VA EXP

FCST VA CLD +18HR: 08/1100Z NO VA EXP

RMK: UPDATED FOR VA HGT PER VONA. VA NOT DETECTED
ON STLT AND WEBCAM SHOWS SUMMIT OBSC BY WX CLDS
BUT VONA INDICATES CONTG VA EMS. MDL WINDS AT FL
NO CHG FCST NXT 6 HR. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20211207/2345Z
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