Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 5000 ft (1500 m), or flight level 050.Original VAAC bulletin:FVXX24 at 15:45 UTC, 19/09/26 from KNESVA ADVISORYDTG: 20260919/1543ZVAAC: WASHINGTONVOLCANO: MASAYA 344100PSN: N1159 W08610AREA: NICARAGUASOURCE ELEV: 1949 FT AMSLADVISORY NR: 2026/011INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: LGT VA EMS OBSOBS VA DTG: 19/1510ZOBS VA CLD: SFC/FL050 N1159 W08610 - N1159 W08610- N1152 W08614 - N1154 W08616 - N1159 W08610 MOVSW 20KT FCST VA CLD +6HR: 19/2100Z SFC/FL050 N1200 W08610- N1158 W08610 - N1151 W08620 - N1154 W08622 -N1200 W08610 FCST VA CLD +12HR: 20/0300Z NO VA EXPFCST VA CLD +18HR: 20/0900Z NO VA EXPRMK: VA EMS OBS IN STLT IMG UP TO APPRX 8NM FMSUMMIT. LGT VA EMS SEEN IN WEBCAM. NWP MDLGUIDANCE FCSTS GEN SW MOVMT THRU T+6. HGT BASEDON WEBCAM. MOVMT, AND NWP MDLS. ...MONAGHANNXT ADVISORY: WILL BE ISSUED BY 20260919/2130Z