FVXX24 KNES 311949 VA ADVISORY DTG: 20180831/1949Z VAAC: WASHINGTON VOLCANO: RINCON DE LA VIEJA 345020 PSN: N1049 W08519 AREA: COSTA.RICA SUMMIT ELEV: 6286 FT (1916 M) ADVISORY NR: 2018/007 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. OVSICORI-UNA. ERUPTION DETAILS: ERUPTION AT 31/1905Z OBS VA DTG: 31/1930Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL080 090/15KT FCST VA CLD +6HR: 01/0130Z FCST VA CLD +12HR: 01/0730Z FCST VA CLD +18HR: 01/1330Z RMK: THE VO RPRTD AN EM AT 1905Z. HGT WAS UNKNOWN DUE TO EXTENSIVE WX CLD WHICH PRECLUDED DETECTION IN STLT IMAGERY AS WELL. EM LASTED 2 MINUTES. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20180901/0145Z