Volcanic ash emissions were observed on webcam at Fuego as of October 4, 2026, 22:00 UTC. Forecasts indicate ash cloud movement to the northwest, shifting west-northwest and north-northwest over the next 18 hours.Original VAAC bulletin:FVXX20 at 22:45 UTC, 04/10/26 from KNESVA ADVISORYDTG: 20261004/2243ZVAAC: WASHINGTONVOLCANO: FUEGO 342090PSN: N1428 W09052AREA: GUATEMALASOURCE ELEV: 12346 FT AMSLADVISORY NR: 2026/1159INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS OBSD IN WEBCAMEST VA DTG: 04/2200ZEST VA CLD: SFC/FL140 N1435 W09101 - N1428 W09052- N1428 W09053 - N1429 W09103 - N1435 W09101 MOVNW 15KT FCST VA CLD +6HR: 05/0400Z SFC/FL140 N1439 W09103- N1428 W09052 - N1427 W09053 - N1434 W09107 -N1439 W09103 FCST VA CLD +12HR: 05/1000Z SFC/FL140 N1442W09054 - N1428 W09052 - N1427 W09053 - N1440W09101 - N1442 W09054 FCST VA CLD +18HR: 05/1600Z SFC/FL140 N1443W09053 - N1428 W09052 - N1428 W09053 - N1440W09101 - N1443 W09053 RMK: VA EMS VSBL IN WEBCAM BUT NOT OBSD IN STLTIMG DUE TO MET CLDS. NW MVMT EXP TO SHIFT MORE WNW BYT+6 HRS, AND NNW BY T+12 HRS. MVMT AND HGT BASEDON WEBCAM OBS AND NWP MDLS. ...BERTALANNXT ADVISORY: WILL BE ISSUED BY 20261005/0445Z