FVXX20 KNES 260955 VA ADVISORY DTG: 20171126/0955Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2017/250 INFO SOURCE: NON-OPERATIONAL GOES-16. RADIOSONDE. ERUPTION DETAILS: ONGOING EMS OBS VA DTG: 26/0945Z OBS VA CLD: SFC/FL250 N1857 W09907 - N1857 W09855 - N1843 W09855 - N1843 W09905 - N1857 W09907 MOV SW 15KT SFC/FL250 N1742 W10053 - N1741 W10037 - N1724 W10038 - N1723 W10051 - N1742 W10053 MOV SW 15KT FCST VA CLD +6HR: 26/1600Z SFC/FL250 NO ASH EXP FCST VA CLD +12HR: 26/2200Z NO ASH EXP FCST VA CLD +18HR: 27/0400Z NO ASH EXP RMK: IMAGERY SHOWS 2 AREAS OF DISPERSING VA. ONE AREA 25 NMI SW OF THE VOLCANO, THE OTHER AREA 150 NMI SW. OVERALL ACTIVITY HAS DECREASED. ...SCHWARTZ NXT ADVISORY: WILL BE ISSUED BY 20171126/1600Z