FVXX20 KNES 151632 VA ADVISORY DTG: 20170415/1632Z VAAC: WASHINGTON VOLCANO: POAS 345040 PSN: N1012 W08413 AREA: COSTA.RICA SUMMIT ELEV: 8884 FT (2708 M) ADVISORY NR: 2017/007 INFO SOURCE: GOES-EAST. GFS WINDS. OVSICORI-UNA. ERUPTION DETAILS: RPRT OF VA EMS OBS VA DTG: 15/1545Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL090 090/10-15KT FCST VA CLD +6HR: 15/2200Z FCST VA CLD +12HR: 16/0400Z FCST VA CLD +18HR: 16/1000Z RMK: OVSICORI-UNA RPRT OF VA EMS. VA NOT OBS DUE TO WX CLDS. GFS OUT OF THE E AT 10-15KTS ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20170415/2230Z