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 .The full report is as follows:FVXX20 at 04:25 UTC, 20/01/26 from KNESVA ADVISORYDTG: 20260120/0423ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0005 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/079INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 20/0350ZOBS VA CLD: SFC/FL160 S0004 W07739 - S0005 W07738- S0017 W07753 - S0010 W07758 - S0004 W07739 MOVSW 10KT FCST VA CLD +6HR: 20/1000Z SFC/FL160 S0004 W07740- S0005 W07738 - S0024 W07801 - S0014 W07807 -S0004 W07740 FCST VA CLD +12HR: 20/1600Z SFC/FL160 S0004W07740 - S0004 W07738 - S0027 W07743 - S0025W07753 - S0004 W07740 FCST VA CLD +18HR: 20/2200Z SFC/FL160 S0004W07739 - S0023 W07726 - S0026 W07734 - S0005W07740 - S0004 W07739 RMK: VA EMS OBS ON STLT MVG SW APPRX 20 NM FMSUMMIT. VA MVMT EXP TO SHFT TWD THE SE BY T+18.FL AND FCST BASED ON NWP MDLS. ...EVANSNXT ADVISORY: WILL BE ISSUED BY 20260120/1030Z