Volcanic Ash Advisory Center Washington (VAAC) issued the following report:FVXX20 at 07:15 UTC, 15/11/25 from KNESVA ADVISORYDTG: 20251115/0713ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSUMMIT ELEV: 11686 FT [3562 M]ADVISORY NR: 2025/1145INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: VA EMS ONGOINGEST VA DTG: 15/0650ZEST VA CLD: SFC/FL140 N0002 W07750 - S0004 W07739- S0005 W07740 - S0001 W07751 - N0002 W07750 MOVW 10KT FCST VA CLD +6HR: 15/1230Z SFC/FL140 S0001 W07752- S0005 W07739 - S0005 W07740 - S0005 W07752 -S0001 W07752 FCST VA CLD +12HR: 15/1830Z SFC/FL140 S0005W07740 - S0005 W07739 - S0010 W07750 - S0005W07752 - S0005 W07740 FCST VA CLD +18HR: 16/0030Z NO VA EXPRMK: VA NOT DETECTED ON STLT DUE TO WX CLDS INSUMMIT AREA. VA EMS LIKELY CONTINUE GIVEN RECENTACTVTY. MDL WINDS AT FL FCST TO BACK OVR NXT 12HR EVENTUALLY BECMG MORE FM THE ENE. ...KONONNXT ADVISORY: WILL BE ISSUED BY 20251115/1315Z