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 and is moving at 10 kts in SW direction.The full report is as follows:FVXX21 at 04:09 UTC, 08/04/26 from KNESVA ADVISORYDTG: 20260408/0406ZVAAC: WASHINGTONVOLCANO: SANGAY 352090PSN: S0200 W07820AREA: ECUADORSOURCE ELEV: 17342 FT AMSLADVISORY NR: 2026/380INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMSOBS VA DTG: 08/0340ZOBS VA CLD: SFC/FL210 S0200 W07820 - S0220 W07836- S0202 W07841 - S0200 W07820 MOV SW 10KT FCST VA CLD +6HR: 08/0930Z SFC/FL210 S0158 W07841- S0200 W07820 - S0216 W07838 - S0158 W07841 FCST VA CLD +12HR: 08/1530Z SFC/FL210 S0159W07844 - S0200 W07820 - S0219 W07838 - S0159W07844 FCST VA CLD +18HR: 08/2130Z SFC/FL210 S0200W07820 - S0222 W07839 - S0201 W07846 - S0200W07820 RMK: CONT VA EMS OBS MOV SW IN STLT IMAGERY. VAFCST TO CONT SW TO WSW MOV THRU T+18HRS BEFOREDISP. VO ACT MODERATE. ...FISHERNXT ADVISORY: WILL BE ISSUED BY 20260408/1000Z