FVXX21 KNES 181328 CCB VA ADVISORY -CORRECTION DTG: 20150818/1328Z VAAC: WASHINGTON VOLCANO: COTOPAXI 352050 PSN: S0041 W07826 AREA: ECUADOR SUMMIT ELEV: 19393 FT (5911 M) ADVISORY NR: 2015/020 INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. ASHTAM. GFS WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: CONTINUOUS VA EM OBS VA DTG: 18/1145Z OBS VA CLD: SFC/FL280 S0026 W07912 - S0037 W07828 - S0047 W07829 - S0039 W07914 - S0026 W07912 MOV W 15-20KT FCST VA CLD +6HR: 18/1800Z SFC/FL280 S0023 W07916 - S0037 W07828 - S0049 W07829 - S0041 W07919 - S0023 W07916 FCST VA CLD +12HR: 19/0000Z SFC/FL280 NO ASH EXP FCST VA CLD +18HR: 19/0600Z NO ASH EXP RMK: CORRECTED FOR FL BASED ON NEW INFO FRM MWO. CONT VA PLUME SEEN IN STLT EXTD 42NM W FROM SUMMIT. FULL EXTENT UNKNOWN DUE TO WX CLD BOUNDARY AT W END. CONT EM NO EXPECTED TO CONT MORE THAN 12HRS. WILL MONITOR ACT AND SEND UPDATES AS NEEDED. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20150818/1930Z