FVXX23 KNES 020628
VA ADVISORY
DTG: 20211202/0628Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/398

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

ERUPTION DETAILS: DISCRETE VA CLD EM ARND 0450Z. 

OBS VA DTG: 02/0550Z

OBS VA CLD: SFC/FL240 N0455 W07519 - N0453 W07518
- N0446 W07531 - N0452 W07534 - N0455 W07519 MOV
W 10KT 

FCST VA CLD +6HR: 02/1200Z SFC/FL240 N0455 W07520
- N0453 W07519 - N0441 W07542 - N0451 W07545 -
N0455 W07520 

FCST VA CLD +12HR: 02/1800Z SFC/FL240 N0454
W07519 - N0452 W07519 - N0440 W07543 - N0450
W07546 - N0454 W07519 

FCST VA CLD +18HR: 03/0000Z SFC/FL240 N0455
W07519 - N0452 W07518 - N0441 W07534 - N0447
W07545 - N0455 W07519 

RMK: VA CLD OBSD TO 12 NMI WSW OF SUMMIT.  VONA
RPRTS VA TO 1.8 KM ABV SUMMIT AT 0505Z. NWP MDLS
SUGGEST SIMILAR FL FOR VA CLD. NWP MDLS FCST WSW
VA MOVMT THRU T+12, AFTER WHICH VA FCST TO MOV
SW. ...HOSLEY

NXT ADVISORY: WILL BE ISSUED BY 20211202/1230Z
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