FVXX20 KNES 041017 VA ADVISORY DTG: 20190704/1017Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/494 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EM OBS VA DTG: 04/1000Z OBS VA CLD: SFC/FL210 N1929 W09853 - N1902 W09835 - N1859 W09836 - N1910 W09902 - N1929 W09853 MOV NW 10-15KT FCST VA CLD +6HR: 04/1600Z SFC/FL210 N1931 W09857 - N1902 W09835 - N1858 W09835 - N1909 W09904 - N1931 W09857 FCST VA CLD +12HR: 04/2200Z SFC/FL210 NO ASH EXP FCST VA CLD +18HR: 05/0400Z NO ASH EXP RMK: VA EM SEEN IN STLT EXTND APRX 30 NM NW OF SUMMIT. DISCRETE VA EM ALSO SEEN IN WEB CAM. MODELS INDICATE VA TO CONT MOV NW THRU FCST PERIOD. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20190704/1615Z