FVXX25 KNES 230339 VA ADVISORY DTG: 20231223/0339Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17319 FT (5279 M) ADVISORY NR: 2023/738 INFO SOURCE: GOES-16. VONA. WEBCAM. ERUPTION DETAILS: VONA RPRT RCVD OBS VA DTG: 23/0310Z OBS VA CLD: SFC/FL210 N0454 W07520 - N0453 W07518 - N0440 W07517 - N0441 W07525 - N0454 W07520 MOV SW 10KT FCST VA CLD +6HR: 23/0900Z SFC/FL210 N0453 W07520 - N0453 W07518 - N0431 W07521 - N0437 W07534 - N0453 W07520 FCST VA CLD +12HR: 23/1500Z NO VA EXP FCST VA CLD +18HR: 23/2100Z NO VA EXP RMK: VONA RPRT RCVD INDICATING NEW VA EMS. VA EMS OBS IN STLT IMAGERY MOVG SSW. VA FL BASED ON VONA. VA FCST THRU T+6 HRS BASED ON NWP MDLS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20231223/0945Z