FVXX25 KNES 200452 VA ADVISORY DTG: 20150920/0452Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2015/181 INFO SOURCE: GOES-EAST. ERUPTION DETAILS: NIL OBS VA DTG: 20/0415Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: 20/1030Z FCST VA CLD +12HR: 20/1630Z FCST VA CLD +18HR: 20/2230Z RMK: VA NOT DETECTED IN STLT IMAGERY. ...TURK NXT ADVISORY: NO FURTHER ADVISORIES