Volcanic Ash Advisory Center Washington (VAAC) issued the following report:FVXX21 at 22:04 UTC, 16/12/25 from KNESVA ADVISORYDTG: 20251216/2202ZVAAC: WASHINGTONVOLCANO: RUIZ 351020PSN: N0453 W07519AREA: COLOMBIASOURCE ELEV: 17319 FT AMSLADVISORY NR: 2025/582INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: NEW VA EMSEST VA DTG: 16/2140ZEST VA CLD: SFC/FL200 N0500 W07523 - N0453 W07519- N0452 W07519 - N0457 W07528 - N0500 W07523 MOVNW 5KT FCST VA CLD +6HR: 17/0330Z SFC/FL200 N0505 W07525- N0453 W07519 - N0453 W07520 - N0458 W07531 -N0505 W07525 FCST VA CLD +12HR: 17/0930Z NO VA EXPFCST VA CLD +18HR: 17/1530Z NO VA EXPRMK: VA NOT DETECTED ON STLT DUE TO WX CLDS INSUMMIT AREA. VONA INDICATES VA EMS AND WEBCAMCONFIRMS. NO CHG FCST TO MDL WINDS AT FL NXT 6HR. ...KONONNXT ADVISORY: WILL BE ISSUED BY 20251217/0400Z