FVXX23 KNES 170800 VA ADVISORY DTG: 20211117/0800Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/340 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 17/0720Z OBS VA CLD: SFC/FL200 N0458 W07607 - N0455 W07518 - N0442 W07603 - N0458 W07607 MOV W 20KT FCST VA CLD +6HR: 17/1330Z SFC/FL200 N0455 W07519 - N0436 W07601 - N0452 W07607 - N0455 W07519 FCST VA CLD +12HR: 17/1930Z NO VA EXP FCST VA CLD +18HR: 18/0130Z NO VA EXP RMK: CONT VA EMS OBS MOV W IN STLT IMAGERGY. VA FCST TO CONT W MOV THRU T+6HRS BEFORE DISP. VA ACT MODERATE. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20211117/1400Z