FVXX22 KNES 030159 VA ADVISORY DTG: 20210903/0159Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/157 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: NEW VA EMS OBS VA DTG: 03/0120Z OBS VA CLD: SFC/FL210 N0455 W07519 - N0444 W07542 - N0453 W07546 - N0455 W07519 MOV SW 10KT FCST VA CLD +6HR: 03/0730Z SFC/FL210 N0455 W07519 - N0442 W07542 - N0452 W07546 - N0455 W07519 FCST VA CLD +12HR: 03/1330Z NO VA EXP FCST VA CLD +18HR: 03/1930Z NO VA EXP RMK: NEW VA EMS OBS MOV W TO SW FM SUMMIT. VA FCST TO CONT W TO SW MOV THRU T+6HRS BEFORE DISP. VO ACT MODERATE. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20210903/0800Z