FVXX20 KNES 311618 VA ADVISORY DTG: 20211231/1618Z VAAC: WASHINGTON VOLCANO: FUEGO 342090 PSN: N1428 W09052 AREA: GUATEMALA SUMMIT ELEV: 12346 FT (3763 M) ADVISORY NR: 2021/1263 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: CONTG FRQ VA EMS. OBS VA DTG: 31/1550Z OBS VA CLD: SFC/FL150 N1442 W09132 - N1429 W09052 - N1428 W09052 - N1428 W09134 - N1442 W09132 MOV W 20KT FCST VA CLD +6HR: 31/2200Z SFC/FL150 N1441 W09132 - N1429 W09053 - N1427 W09052 - N1429 W09134 - N1441 W09132 FCST VA CLD +12HR: 01/0400Z SFC/FL150 N1447 W09132 - N1429 W09053 - N1428 W09052 - N1434 W09134 - N1447 W09132 FCST VA CLD +18HR: 01/1000Z SFC/FL150 N1452 W09129 - N1429 W09052 - N1428 W09052 - N1439 W09134 - N1452 W09129 RMK: FRQ VA EMS OBS IN SAT MOV WNW UP TO 40 NM FM SUMMIT BEFORE DSIPTG. OBS VA FL ESTD FM NWP MDLS. FL MVMT FCST TO TURN TO NW THRU T+18 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20211231/2215Z