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 N direction.
The full report is as follows:
FVXX21 at 04:39 UTC, 21/11/25 from KNES
VA ADVISORY
DTG: 20251121/0436Z
VAAC: WASHINGTON
VOLCANO: SANGAY 352090
PSN: S0200 W07820
AREA: ECUADOR
SOURCE ELEV: 17342 FT AMSL
ADVISORY NR: 2025/881
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. VOLCAT.
ERUPTION DETAILS: CONT VA EMS PSBL
OBS VA DTG: 21/0400Z
OBS VA CLD: SFC/FL210 S0136 W07811 – S0200 W07820
– S0137 W07831 – S0136 W07811 MOV N 10KT
FCST VA CLD +6HR: 21/1000Z SFC/FL210 S0135 W07813
– S0200 W07820 – S0138 W07832 – S0135 W07813
FCST VA CLD +12HR: 21/1600Z SFC/FL210 S0134
W07812 – S0201 W07820 – S0138 W07832 – S0134
W07812
FCST VA CLD +18HR: 21/2200Z SFC/FL210 S0134
W07813 – S0200 W07820 – S0138 W07834 – S0134
W07813
RMK: CONT VA EMS PSBL MOV N FM SUMMIT. VA NOT OBS
DUE TO WX CLDS. NWP MDLS SHOW CONT N FLOW THRU
T+18HRS. VO ACT MODERATE. …FISHER
NXT ADVISORY: WILL BE ISSUED BY 20251121/1030Z
