FVXX22 KNES 311256
VA ADVISORY
DTG: 20211031/1256Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/275

INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
SERVICIO GEOLOGICO COLOMBIANO. 

ERUPTION DETAILS: VA EMS OBSD

OBS VA DTG: 31/1230Z

OBS VA CLD: SFC/FL220 N0506 W07509 - N0459 W07506
- N0453 W07519 - N0455 W07520 - N0506 W07509 MOV
NE 10KT 

FCST VA CLD +6HR: 31/1830Z SFC/FL220 N0501 W07506
- N0452 W07505 - N0454 W07519 - N0455 W07519 -
N0501 W07506 

FCST VA CLD +12HR: 01/0030Z NO VA EXP

FCST VA CLD +18HR: 01/0630Z NO VA EXP

RMK: VA EMS OBSD IN WEBCAM BUT NOT SEEN IN SAT
DUE TO MET CLDS. VONA RECEIVED. VA FL/DIR BASED
ON RPRT. MDL DOES NOT AGREE WELL WITH OBS SO FCST
CONFIDENCE IS LOW.  ...ZENG

NXT ADVISORY: WILL BE ISSUED BY 20211031/1900Z
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