Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .The full report is as follows:FVXX23 at 13:21 UTC, 01/05/26 from KNESVA ADVISORYDTG: 20260501/1319ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/426INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: VA EM DETECTED OBS VA DTG: 01/1250ZOBS VA CLD: SFC/FL150 N0000 W07759 - S0004 W07739- S0006 W07738 - S0008 W07800 - N0000 W07759 MOVW 10KT FCST VA CLD +6HR: 01/1900Z SFC/FL150 N0013 W07806- S0004 W07738 - S0007 W07739 - S0001 W07812 -N0013 W07806 FCST VA CLD +12HR: 02/0100Z SFC/FL150 N0017W07801 - S0004 W07738 - S0006 W07740 - N0003W07810 - N0017 W07801 FCST VA CLD +18HR: 02/0700Z SFC/FL150 N0017W07801 - S0004 W07738 - S0007 W07739 - N0003W07811 - N0017 W07801 RMK: VA EM SEEN IN STLT IMG MOVNG W AT APX 20 NMIFM SUMMIT. EXP WNW MOVNT THRU T+18 HRS. FL BSD ONPAST ACTIVITY. FCST BSD ON NWP MDLS. ...LINERNXT ADVISORY: WILL BE ISSUED BY 20260501/1915Z