Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 22000 ft (6700 m), or flight level 220, and moving at 10 kts in NW direction.
Original VAAC bulletin:
FVXX25 at 11:15 UTC, 04/10/26 from KNES
VA ADVISORY
DTG: 20261004/1113Z
VAAC: WASHINGTON
VOLCANO: SANGAY 352090
PSN: S0200 W07820
AREA: ECUADOR
SOURCE ELEV: 17342 FT AMSL
ADVISORY NR: 2026/648
INFO SOURCE: GOES-19. NWP MODELS.
ERUPTION DETAILS: FREQUENT VA EMS
OBS VA DTG: 04/1040Z
OBS VA CLD: SFC/FL220 S0141 W07842 - S0143 W07840
- S0145 W07844 - S0143 W07846 - S0141 W07842 MOV
NW 10KT SFC/FL220 S0126 W07914 - S0128 W07911 -
S0132 W07915 - S0130 W07919 - S0126 W07914 MOV NW
10KT
FCST VA CLD +6HR: 04/1630Z SFC/FL220 S0134 W07832
- S0201 W07820 - S0201 W07820 - S0136 W07838 -
S0134 W07832
FCST VA CLD +12HR: 04/2230Z SFC/FL220 S0133
W07831 - S0201 W07820 - S0201 W07820 - S0135
W07837 - S0133 W07831
FCST VA CLD +18HR: 05/0430Z SFC/FL220 S0133
W07830 - S0201 W07820 - S0201 W07820 - S0134
W07835 - S0133 W07830
RMK: DISCRETE VA EMS OBS IN STLT IMG EXT APRX
70NM NW FM SUMMIT. NW MVMT EXP THRU T+18. FCST
BASED ON STLT AND MDL WINDS. ...GATLING
NXT ADVISORY: WILL BE ISSUED BY 20261004/1715Z