Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 21000 ft (6400 m) altitude or flight level 210 .The full report is as follows:FVXX21 at 00:46 UTC, 20/04/26 from KNESVA ADVISORYDTG: 20260420/0044ZVAAC: WASHINGTONVOLCANO: SANGAY 352090PSN: S0200 W07820AREA: ECUADORSOURCE ELEV: 17342 FT AMSLADVISORY NR: 2026/433INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: VA EM DETECTED OBS VA DTG: 20/0010ZOBS VA CLD: SFC/FL210 S0152 W07802 - S0206 W07801- S0202 W07820 - S0159 W07820 - S0152 W07802 MOVE 5KT FCST VA CLD +6HR: 20/0600Z SFC/FL210 S0156 W07752- S0219 W07753 - S0201 W07822 - S0200 W07820 -S0156 W07752 FCST VA CLD +12HR: 20/1200Z SFC/FL210 S0146W07753 - S0208 W07750 - S0202 W07821 - S0159W07821 - S0146 W07753 FCST VA CLD +18HR: 20/1800Z NO VA EXPRMK: VA EM SEEN IN STLT IMG MOVNG E FM SUMMIT.LGT WNDS EXP WITH GEN E MOVNT THRU T+12 HRS. FLAND FCST BSD ON NWP MDLS. ...LINERNXT ADVISORY: WILL BE ISSUED BY 20260420/0645Z