FVXX20 KNES 181625 VA ADVISORY DTG: 20210818/1625Z VAAC: WASHINGTON VOLCANO: FUEGO 342090 PSN: N1428 W09052 AREA: GUATEMALA SUMMIT ELEV: 12346 FT (3763 M) ADVISORY NR: 2021/749 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: FRQT VA EMS. OBS VA DTG: 18/1600Z OBS VA CLD: SFC/FL150 N1431 W09214 - N1429 W09052 - N1427 W09053 - N1416 W09213 - N1431 W09214 MOV W 20KT FCST VA CLD +6HR: 18/2200Z SFC/FL150 N1430 W09052 - N1427 W09052 - N1358 W09217 - N1428 W09232 - N1430 W09052 FCST VA CLD +12HR: 19/0400Z SFC/FL150 N1430 W09052 - N1426 W09052 - N1353 W09155 - N1413 W09220 - N1430 W09052 FCST VA CLD +18HR: 19/1000Z SFC/FL150 N1430 W09052 - N1428 W09052 - N1346 W09153 - N1411 W09209 - N1430 W09052 RMK: VA CLD FM FIRST EM OBSD BY STLT 75 NM W OF SUMMIT. FRQT VA EMS OBSD SINCE ARND 1430Z BY STLT AS WELL. WEBCAM INOP. NWP MDLS CONT TO FCST BACKING WIND THRU T+12 WITH LTLCG AFTER THAT. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20210818/2230Z