FVXX22 KNES 181244 VA ADVISORY DTG: 20170518/1244Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2017/150 INFO SOURCE: GOES-EAST. GFS WINDS. VOLCANO WEB CAMERA. OVSICORI-UNA. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 18/1145Z OBS VA CLD: SFC/FL160 N1021 W08331 - N1014 W08322 - N1001 W08345 - N1002 W08346 - N1021 W08331 MOV NE 10-15KT FCST VA CLD +6HR: 18/1800Z SFC/FL160 N1038 W08323 - N1022 W08301 - N1001 W08345 - N1001 W08346 - N1038 W08323 FCST VA CLD +12HR: 19/0000Z SFC/FL160 N1038 W08323 - N1022 W08259 - N1001 W08346 - N1002 W08347 - N1038 W08323 FCST VA CLD +18HR: 19/0600Z SFC/FL160 N1043 W08320 - N1025 W08251 - N1001 W08345 - N1001 W08347 - N1043 W08320 RMK: T+0 CONFIDENCE HIGH. VA MOV NE AND EXTENDS 25 NM. ...SANDUSKY NXT ADVISORY: WILL BE ISSUED BY 20170518/1845Z