FVXX23 KNES 270507
VA ADVISORY
DTG: 20210727/0507Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2021/078

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

ERUPTION DETAILS: POSSIBLE VA EMS

OBS VA DTG: 27/0430Z

OBS VA CLD: SFC/FL190 N0500 W07528 - N0453 W07519
- N0452 W07519 - N0455 W07531 - N0500 W07528 MOV
W 15KT 

FCST VA CLD +6HR: 27/1030Z NO VA EXP

FCST VA CLD +12HR: 27/1630Z NO VA EXP

FCST VA CLD +18HR: 27/2230Z NO VA EXP

RMK: VA EM NOT SEEN ON STLT IMAGERY DUE TO CLD
CVR. VO RPRTS POSSIBLE VA EM NEAR SUMMIT. VA
HEIGHT BASED ON MODEL GUIDANCE WITH LOWER
CONFIDENCE.  ...KIM

NXT ADVISORY: WILL BE ISSUED BY 20210727/1100Z
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