A volcanic ash emission was reported at Sangay. The ash cloud was not observed by satellite due to meteorological clouds; forecasts indicate possible movement and changes through the next 18 hours.Original VAAC bulletin:FVXX23 at 00:08 UTC, 18/10/26 from KNESVA ADVISORYDTG: 20261018/0005ZVAAC: WASHINGTONVOLCANO: SANGAY 352090PSN: S0200 W07820AREA: ECUADORSOURCE ELEV: 17342 FT AMSLADVISORY NR: 2026/684INFO SOURCE: GOES-19. VONA. NWP MODELS.GEOPHYSICAL INST. ERUPTION DETAILS: VA EM REPORTEDEST VA DTG: 17/2340ZEST VA CLD: SFC/FL190 S0153 W07840 - S0159 W07820- S0201 W07820 - S0202 W07841 - S0153 W07840 MOVW 10KT FCST VA CLD +6HR: 18/0530Z SFC/FL190 S0142 W07843- S0200 W07820 - S0201 W07820 - S0155 W07848 -S0142 W07843 FCST VA CLD +12HR: 18/1130Z SFC/FL190 S0138W07841 - S0201 W07820 - S0202 W07821 - S0155W07850 - S0138 W07841 FCST VA CLD +18HR: 18/1730Z SFC/FL190 S0141W07833 - S0200 W07819 - S0202 W07819 - S0159W07844 - S0141 W07833 RMK: VONA REPORTED VA EM. VA EM/CLD NOT OBSD INSAT DUE TO MET CLD. VA FL/DIR BASED ON RPRT ANDMDL GUIDANCE. NWP MDL FCST SLIGHTLY VEERING THRUT+18HRS. ...ZENGNXT ADVISORY: WILL BE ISSUED BY 20261018/0600Z