FVXX20 KNES 230617 VA ADVISORY DTG: 20210923/0617Z VAAC: WASHINGTON VOLCANO: FUEGO 342090 PSN: N1428 W09052 AREA: GUATEMALA SUMMIT ELEV: 12346 FT (3763 M) ADVISORY NR: 2021/859 INFO SOURCE: GOES-16. NWP MODELS. INSIVUMEH. ERUPTION DETAILS: CONS VA EMS OBS VA DTG: 23/0550Z OBS VA CLD: SFC/FL160 N1429 W09053 - N1427 W09052 - N1417 W09114 - N1423 W09117 - N1429 W09053 MOV SW 15KT FCST VA CLD +6HR: 23/1200Z SFC/FL160 N1429 W09053 - N1426 W09052 - N1420 W09123 - N1427 W09124 - N1429 W09053 FCST VA CLD +12HR: 23/1800Z SFC/FL160 N1430 W09053 - N1426 W09052 - N1407 W09114 - N1413 W09119 - N1430 W09053 FCST VA CLD +18HR: 24/0000Z NO VA EXP RMK: VA EMS SEEN IN SAT EXTDG OUT ARND 15 NM WSW BUT DIFFICULT TO DETERMINE IF VA EXTDS OUT FARTHER DUE TO MET CLDS. INSIVUMEH RPRTS AN INCR IN ACT. MODEL GUIDANCE SHOWS A CONT WSW THRU T+6 HRS AND TO A SW BY T+12 HRS. MOV AND HGT BASED ON SAT AND NWP. ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20210923/1215Z