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:FVXX21 at 12:25 UTC, 01/06/26 from KNESVA ADVISORYDTG: 20260601/1216ZVAAC: WASHINGTONVOLCANO: POPOCATEPETL 341090PSN: N1901 W09837AREA: MEXICOSOURCE ELEV: 17693 FT AMSLADVISORY NR: 2026/227INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: RCNT VA OBSOBS VA DTG: 01/1156ZOBS VA CLD: SFC/FL200 N1902 W09837 - N1901 W09837- N1852 W09838 - N1856 W09845 - N1902 W09837 MOVSW 10KT FCST VA CLD +6HR: 01/1800Z SFC/FL210 N1902 W09837- N1901 W09837 - N1839 W09835 - N1842 W09850 -N1902 W09837 FCST VA CLD +12HR: 02/0000Z NO VA EXPFCST VA CLD +18HR: 02/0600Z NO VA EXPRMK: VA OBS IN STLT IMAGERY MOVG APPRX 10NM SSWFM SUMMIT. VA FCST THRU T+6 HRS BASED ON NWP MDLGUIDANCE. ...COVERDALENXT ADVISORY: WILL BE ISSUED BY 20260601/1815Z