Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 4000 ft (1200 m), or flight level 040.
Original VAAC bulletin:
FVXX21 at 15:19 UTC, 20/08/26 from KNES
VA ADVISORY
DTG: 20260820/1516Z
VAAC: WASHINGTON
VOLCANO: TELICA 344040
PSN: N1236 W08650
AREA: NICARAGUA
SOURCE ELEV: 3399 FT AMSL
ADVISORY NR: 2026/044
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: LIGHT VA EMS OBSD
OBS VA DTG: 20/1440Z
OBS VA CLD: SFC/FL040 N1236 W08650 - N1235 W08649
- N1232 W08653 - N1234 W08655 - N1236 W08650 MOV
SW 30KT
FCST VA CLD +6HR: 20/2030Z SFC/FL040 N1236 W08650
- N1235 W08650 - N1231 W08655 - N1233 W08657 -
N1236 W08650
FCST VA CLD +12HR: 21/0230Z NO VA EXP
FCST VA CLD +18HR: 21/0830Z NO VA EXP
RMK: VA EMS LIKELY SEEN IN STLT IMG MOVNG SW FROM
SUMMIT. LGT VA EMS SEEN IN WEBCAM. NWP MDLS FCST
INDICATE CONT TO MOVE SW THRU T+6. HGT BASED ON
WEBCAM, MOVMT, NWP MDLS. ...BUTLER
NXT ADVISORY: WILL BE ISSUED BY 20260820/2115Z