FVXX23 KNES 040220
VA ADVISORY
DTG: 20211204/0220Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/408

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

ERUPTION DETAILS: VA EMS OBS IN STLT AND SUMMIT
WEBCAM

OBS VA DTG: 04/0200Z

OBS VA CLD: SFC/FL240 N0505 W07542 - N0455 W07519
- N0451 W07519 - N0454 W07544 - N0505 W07542 MOV
NW 15KT 

FCST VA CLD +6HR: 04/0800Z SFC/FL240 N0509 W07549
- N0454 W07519 - N0450 W07519 - N0454 W07552 -
N0509 W07549 

FCST VA CLD +12HR: 04/1400Z SFC/FL240 N0510
W07549 - N0454 W07519 - N0450 W07519 - N0454
W07552 - N0510 W07549 

FCST VA CLD +18HR: 04/2000Z SFC/FL240 N0514
W07547 - N0455 W07518 - N0450 W07519 - N0454
W07551 - N0514 W07547 

RMK: VA EMS CONT OBS IN WEBCAM AND STLT MOVG WNW
FM SUMMIT. LOW CONF WITH VA EXT DUE TO WX CLDS.
VA DIR/HGT FM 0132Z VONA RPRT FM SGC. NWP MDLS
SHOWS CONT WNW-LY MOVMT THRU T+18. ...SAMBUCCI

NXT ADVISORY: WILL BE ISSUED BY 20211204/0815Z