FVXX20 KNES 120558 VA ADVISORY DTG: 20210812/0558Z VAAC: WASHINGTON VOLCANO: FUEGO 342090 PSN: N1428 W09052 AREA: GUATEMALA SUMMIT ELEV: 12346 FT (3763 M) ADVISORY NR: 2021/720 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: FRQT VA EMS. OBS VA DTG: 12/0530Z OBS VA CLD: SFC/FL160 N1429 W09053 - N1427 W09052 - N1421 W09113 - N1427 W09122 - N1429 W09053 MOV W 10KT FCST VA CLD +6HR: 12/1130Z SFC/FL160 N1432 W09126 - N1428 W09052 - N1427 W09052 - N1424 W09126 - N1432 W09126 FCST VA CLD +12HR: 12/1730Z SFC/FL160 N1436 W09125 - N1429 W09052 - N1428 W09052 - N1426 W09126 - N1436 W09125 FCST VA CLD +18HR: 12/2330Z SFC/FL160 N1435 W09126 - N1428 W09052 - N1427 W09052 - N1426 W09127 - N1435 W09126 RMK: MULT VA CLDS OBSD BY STLT AND ON WEBCAM MOVG JUST S OF DUE W FM SUMMIT. VA OBSD TO 30 NMI W OF SUMMIT. FL BASED ON NWP MDLS. FCSTS BASED ON NWP MDL AND PERSISTENCE BLEND. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20210812/1200Z