FVXX22 KNES 251617 VA ADVISORY DTG: 20180425/1617Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/200 INFO SOURCE: GOES-EAST. RADIOSONDE. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: NEW VA EM AT 25/1515Z OBS VA DTG: 25/1557Z OBS VA CLD: SFC/FL210 N1855 W09823 - N1849 W09817 - N1844 W09826 - N1851 W09831 - N1855 W09823 MOV SE 20-25KT FCST VA CLD +6HR: 25/2200Z SFC/FL210 N1901 W09836 - N1845 W09807 - N1838 W09820 - N1900 W09838 - N1901 W09836 FCST VA CLD +12HR: 26/0400Z SFC/FL210 NO ASH EXP FCST VA CLD +18HR: 26/1000Z NO ASH EXP RMK: VA EXTD TO 15NM SE OF SUMMIT. T+6HR FCST BASED ON CONT VA ACT. NWP MODELS SUGGEST LTLCG IN WIND SPEED OR DIRECTION. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20180425/2215Z