Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 17000 ft (5200 m) altitude or flight level 170 and is moving at 5 kts in S direction.The full report is as follows:FVXX20 at 16:00 UTC, 19/11/25 from KNESVA ADVISORYDTG: 20251119/1558ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2025/1163INFO SOURCE: GOES-19. VONA. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMSOBS VA DTG: 19/1530ZOBS VA CLD: SFC/FL170 S0004 W07740 - S0005 W07738- S0025 W07735 - S0025 W07746 - S0019 W07753 -S0004 W07740 MOV S 5KT FCST VA CLD +6HR: 19/2130Z SFC/FL170 S0004 W07740- S0004 W07739 - S0031 W07735 - S0026 W07758 -S0004 W07740 FCST VA CLD +12HR: 20/0330Z SFC/FL170 N0001W07802 - S0004 W07740 - S0007 W07739 - S0020W07801 - N0001 W07802 FCST VA CLD +18HR: 20/0930Z SFC/FL170 N0016W07751 - S0005 W07738 - S0007 W07740 - N0001W07803 - N0016 W07751 RMK: VA EMS OBSD IN STLT IMG EXTG APPRX 20 NM SAND SW FM SUMMIT. S AND SW MVMT EXP TO SHIFT WSWBY T+12 HRS AND NW BY T+18 HRS. MVMT AND HGTBASED ON VONA, STLT OBS AND NWP MDLS. ...BERTALANNXT ADVISORY: WILL BE ISSUED BY 20251119/2200Z