FVXX22 KNES 261204 VA ADVISORY DTG: 20210926/1204Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2021/578 INFO SOURCE: GOES-16. MEXICO CITY MWO. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA CLD RPRTD 26/1134Z OBS VA DTG: 26/1136Z OBS VA CLD: SFC/FL240 N1905 W09846 - N1902 W09837 - N1901 W09840 - N1859 W09846 - N1905 W09846 MOV W 15KT FCST VA CLD +6HR: 26/1730Z SFC/FL240 N1918 W09935 - N1902 W09837 - N1900 W09840 - N1901 W09935 - N1918 W09935 FCST VA CLD +12HR: 26/2330Z SFC/FL240 N1919 W09935 - N1902 W09837 - N1901 W09840 - N1900 W09936 - N1919 W09935 FCST VA CLD +18HR: 27/0530Z NO VA EXP RMK: MMEX REPORT RECEIVED OF VA CLD AND SEEN IN STLT MOVG W OF SUMMIT APPRX 10NM. VA FCST TO MOV GENERALLY W THRU T+12 HRS BASED ON NWP MDLS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20210926/1800Z