FVXX21 KNES 241803 VA ADVISORY DTG: 20150824/1803Z VAAC: WASHINGTON VOLCANO: COTOPAXI 352050 PSN: S0040 W07826 AREA: ECUADOR SUMMIT ELEV: 19393 FT (5911 M) ADVISORY NR: 2015/050 INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. PILOT REPORT. GFS WINDS. SEISMIC DETECTION. VOLCANO WEB CAMERA. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING EMISSION OF ASH AND GASES TO W EST FL280 OBS VA DTG: 24/1715Z OBS VA CLD: SFC/FL280 N0005 W08225 - S0013 W07927 - S0036 W07825 - S0059 W07919 - S0106 W08229 - N0005 W08225 MOV W 20KT FCST VA CLD +6HR: 24/2330Z SFC/FL280 N0013 W08403 - N0002 W08005 - S0034 W07826 - S0105 W07841 - S0113 W08401 - N0013 W08403 FCST VA CLD +12HR: 25/0530Z SFC/FL280 N0015 W08404 - N0004 W08005 - S0034 W07825 - S0106 W07839 - S0117 W08401 - N0015 W08404 FCST VA CLD +18HR: 25/1130Z SFC/FL280 N0016 W08404 - N0005 W08004 - S0034 W07825 - S0106 W07837 - S0119 W08403 - N0016 W08404 RMK: MULTISPECTRAL SAT IMAGERY STILL SHOWS ASH TO W ALMOST 250NM WHERE IT DISP. SOME LGT ASH MAY BE SLIGHTLY FARTHER DUE TO SUN ANGLE. ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20150825/0000Z