FVXX20 KNES 040437 VA ADVISORY DTG: 20190704/0437Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/493 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EM OBS VA DTG: 04/0410Z OBS VA CLD: SFC/FL210 N1932 W09843 - N1902 W09836 - N1859 W09838 - N1916 W09857 - N1932 W09843 MOV NW 10KT FCST VA CLD +6HR: 04/1000Z SFC/FL210 N1932 W09846 - N1904 W09836 - N1859 W09838 - N1914 W09858 - N1932 W09846 FCST VA CLD +12HR: 04/1600Z SFC/FL210 N1932 W09853 - N1902 W09836 - N1859 W09837 - N1916 W09903 - N1932 W09853 FCST VA CLD +18HR: 04/2200Z SFC/FL210 N1932 W09852 - N1901 W09836 - N1858 W09837 - N1913 W09904 - N1932 W09852 RMK: LGT VA EM SEEN IN WEB CAM AND DETECTED IN STLT EXTND APRX 25 NM FROM SUMMIT. VA FANNING N AND W. VA EM EXPECTED TO CONT BASED ON RECENT ACT. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20190704/1030Z