Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 20000 ft (6100 m) altitude or flight level 200 .
The full report is as follows:
FVXX24 at 00:18 UTC, 01/05/26 from KNES
VA ADVISORY
DTG: 20260501/0015Z
VAAC: WASHINGTON
VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837
AREA: MEXICO
SOURCE ELEV: 17693 FT AMSL
ADVISORY NR: 2026/169
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA MOVG SSW
OBS VA DTG: 01/0001Z
OBS VA CLD: SFC/FL200 N1902 W09837 – N1901 W09836
– N1808 W09838 – N1820 W09918 – N1902 W09837 MOV
SW 10KT
FCST VA CLD +6HR: 01/0600Z SFC/FL200 N1902 W09837
– N1901 W09836 – N1754 W09821 – N1754 W09855 –
N1902 W09837
FCST VA CLD +12HR: 01/1200Z SFC/FL200 N1902
W09837 – N1815 W09815 – N1811 W09847 – N1901
W09838 – N1902 W09837
FCST VA CLD +18HR: 01/1800Z SFC/FL200 N1901
W09837 – N1901 W09837 – N1826 W09820 – N1821
W09844 – N1901 W09837
RMK: VA PLUME DRIFTING SW IS STARTING TO MOV MORE
S. VA EMS OBS IN STLT IMAGERY AND WEBCAM APPRX
50NM SSW FM SUMMIT. VA FCST THRU T+18 HRS BASED
ON RCNT STLT IMAGERY. NWP MDLS SUGGEST LGT/VRBL
FL WIND. …COVERDALE
NXT ADVISORY: WILL BE ISSUED BY 20260501/0615Z