Possible occasional volcanic ash emissions from Fuego have been reported, but no ash plume is currently observed. The advisory is based on earlier observations and model estimates as of August 15, 2026, 14:38 UTC.Original VAAC bulletin:FVXX20 at 14:40 UTC, 15/08/26 from KNESVA ADVISORYDTG: 20260815/1438ZVAAC: WASHINGTONVOLCANO: FUEGO 342090PSN: N1428 W09052AREA: GUATEMALASOURCE ELEV: 12346 FT AMSLADVISORY NR: 2026/953INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: PSBL CONTG OCNL VA EMS.EST VA DTG: 15/1410ZEST VA CLD: SFC/FL170 N1433 W09151 - N1429 W09052- N1428 W09052 - N1421 W09150 - N1433 W09151 MOVW 20KT FCST VA CLD +6HR: 15/2000Z SFC/FL170 N1429 W09052- N1428 W09052 - N1416 W09148 - N1428 W09150 -N1429 W09052 FCST VA CLD +12HR: 16/0200Z SFC/FL170 N1429W09052 - N1427 W09052 - N1416 W09149 - N1428W09151 - N1429 W09052 FCST VA CLD +18HR: 16/0800Z SFC/FL170 N1429W09151 - N1429 W09052 - N1427 W09052 - N1419W09150 - N1429 W09151 RMK: VA NOT CURRENTLY OBS IN SAT WITH SOME METCLD OBSCN BUT EMS OBS IN PAST FEW HRS. OBS VAAREA ESTD FM PREV VAA AND FURTHEST EXTENT OFRECENT EM. LTLCG FCST IN FL MVMT THRU T+18 HRS....CLARKNXT ADVISORY: WILL BE ISSUED BY 20260815/2045Z