FVXX20 KNES 180631 VA ADVISORY DTG: 20230618/0631Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/728 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EMS CONTG OBS VA DTG: 18/0610Z OBS VA CLD: SFC/FL220 N1906 W09837 - N1900 W09835 - N1834 W09934 - N1821 W09944 - N1807 W09954 - N1752 W10017 - N1742 W10047 - N1754 W10117 - N1831 W10128 - N1831 W10056 - N1839 W10022 - N1834 W09951 - N1839 W09940 - N1906 W09837 MOV SW 15KT FCST VA CLD +6HR: 18/1200Z SFC/FL220 N1904 W09837 - N1900 W09834 - N1729 W10102 - N1814 W10127 - N1904 W09837 FCST VA CLD +12HR: 18/1800Z SFC/FL220 N1906 W09837 - N1901 W09832 - N1733 W10107 - N1805 W10121 - N1906 W09837 FCST VA CLD +18HR: 19/0000Z SFC/FL220 N1905 W09836 - N1858 W09834 - N1756 W10120 - N1834 W10128 - N1905 W09836 RMK: CONS VA EMS OBSD IN SAT AND WEBCAM. LONG STREAK OF VA PLUME MOVD WSW FM SUMMIT AND EXPANDED UP TO 170NMI. NWP MDL FCST SW-LY WINDS THRU T+18HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20230618/1230Z