FVXX24 KNES 031309 VA ADVISORY DTG: 20230903/1309Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17319 FT (5279 M) ADVISORY NR: 2023/523 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. SERVICIO GEOLOGICO COLOMBIANO. ERUPTION DETAILS: VA EMS OBSD OBS VA DTG: 03/1250Z OBS VA CLD: SFC/FL200 N0455 W07540 - N0454 W07519 - N0452 W07519 - N0450 W07540 - N0455 W07540 MOV W 10KT FCST VA CLD +6HR: 03/1900Z SFC/FL200 N0507 W07540 - N0454 W07518 - N0452 W07519 - N0501 W07544 - N0507 W07540 FCST VA CLD +12HR: 04/0100Z NO VA EXP FCST VA CLD +18HR: 04/0700Z NO VA EXP RMK: VA EMS OBSD IN SAT AND WEBCAM. VONA RECEIVED. VA FL/DIR BASED ON RPRPT AND MDL GUIDANCE. NWP MDL FCST VEERING THRU T+6HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20230903/1915Z