FVXX22 KNES 271637 VA ADVISORY DTG: 20211027/1637Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/259 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: POSS VA CLDS OBS VA DTG: 27/1610Z OBS VA CLD: SFC/FL190 N0507 W07531 - N0455 W07518 - N0454 W07519 - N0501 W07534 - N0507 W07531 MOV NW 10KT FCST VA CLD +6HR: 27/2200Z SFC/FL190 N0514 W07525 - N0454 W07519 - N0453 W07520 - N0510 W07532 - N0514 W07525 FCST VA CLD +12HR: 28/0400Z NO VA EXP FCST VA CLD +18HR: 28/1000Z NO VA EXP RMK: VA CLDS NOT SEEN IN SAT DUE TO MET CLDS. WEBCAM OBSC BY MET CLDS AS WELL. NWP MDL FCST NW TO NNW THRU T+6HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20211027/2230Z