FVXX22 KNES 281651
VA ADVISORY
DTG: 20210828/1651Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/137

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

ERUPTION DETAILS: VA EM RPTD BY VONA 28/1629Z.

OBS VA DTG: 28/1630Z

OBS VA CLD: SFC/FL190 N0504 W07535 - N0455 W07519
- N0453 W07519 - N0455 W07538 - N0504 W07535 MOV
NW 20KT 

FCST VA CLD +6HR: 28/2230Z SFC/FL190 N0511 W07532
- N0456 W07517 - N0453 W07519 - N0502 W07537 -
N0511 W07532 

FCST VA CLD +12HR: 29/0430Z NO VA EXP

FCST VA CLD +18HR: 29/1030Z NO VA EXP

RMK: VONA RPT OF VA EM MOV WNW 28/1629Z. VA NOT
OBS IN SAT WITH MET CLDS INVOF SUMMIT. OBS VA
AREA BASED ON VONA AND NWP MDLS WITH LOWER
CONFIDENCE. FL WINDS FCST TO VEER SLIGHTLY THRU
T+6 HRS. ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20210828/2245Z
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