Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 16000 ft (4900 m) altitude or flight level 160 and is moving at 15 kts in W direction.The full report is as follows:FVXX20 at 14:36 UTC, 02/01/26 from KNESVA ADVISORYDTG: 20260102/1433ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/007INFO SOURCE: GOES-19. VONA. NWP MODELS. ERUPTION DETAILS: VA EMS OBSOBS VA DTG: 02/1400ZOBS VA CLD: SFC/FL160 S0002 W07811 - S0005 W07811- S0005 W07813 - S0002 W07813 - S0002 W07811 MOVW 20KT SFC/FL160 S0004 W07740 - S0005 W07739 -S0006 W07748 - S0010 W07744 - S0011 W07746 -S0004 W07753 - S0004 W07740 MOV W 15KT FCST VA CLD +6HR: 02/2000Z SFC/FL160 S0004 W07740- S0005 W07739 - S0013 W07759 - S0008 W07801 -S0004 W07740 FCST VA CLD +12HR: 03/0200Z SFC/FL160 S0004W07801 - S0004 W07739 - S0005 W07739 - S0008W07801 - S0004 W07801 FCST VA CLD +18HR: 03/0800Z SFC/FL160 N0005W07759 - S0004 W07739 - S0005 W07740 - N0000W07801 - N0005 W07759 RMK: VONA RCVD RPRTNG VA EMS UP TO FL160. VA EMSOBS IN STLT IMG UP TO APPRX 15NM FM SUMMIT.REMNANT VA CLD OBS IN STLT IMG AT APPRX 33NM FMSUMMIT. NWP MDL GUIDANCE FCSTS WSW MOVMT THRUT+12. THEN NW MOVMT BY T+18. ...MONAGHANNXT ADVISORY: WILL BE ISSUED BY 20260102/2045Z