FVXX20 KNES 072239 VA ADVISORY DTG: 20230407/2239Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/421 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 07/2226Z OBS VA CLD: SFC/FL220 N1946 W09708 - N1919 W09637 - N1858 W09839 - N1904 W09843 - N1946 W09708 MOV NE 25KT SFC/FL220 N1927 W09607 - N1924 W09531 - N1856 W09537 - N1904 W09612 - N1927 W09607 MOV NE 25KT FCST VA CLD +6HR: 08/0430Z SFC/FL220 N1953 W09650 - N1914 W09624 - N1858 W09839 - N1904 W09843 - N1953 W09650 FCST VA CLD +12HR: 08/1030Z SFC/FL220 N1953 W09651 - N1914 W09625 - N1858 W09838 - N1906 W09843 - N1953 W09651 FCST VA CLD +18HR: 08/1630Z SFC/FL220 N1951 W09651 - N1911 W09628 - N1858 W09838 - N1905 W09843 - N1951 W09651 RMK: VA OBS IN STLT MOVG NE FM SUMMIT AT APPROX 20-25KTS BLW FL220. REMNANT ASH EXTDS FOR APPROX 150NMI BFR BECOMG TOO DIFF TO DETECT. NWP MODELS SUPPORT CONTD NE MVMNT THRU T+18HR ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20230408/0445Z