FVXX21 KNES 241630 VA ADVISORY DTG: 20170824/1630Z VAAC: WASHINGTON VOLCANO: POAS 345040 PSN: N1011 W08413 AREA: COSTA_RICA SUMMIT ELEV: 8884 FT (2708 M) ADVISORY NR: 2017/069 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCANO WEB CAMERA. OVSICORI-UNA. ERUPTION DETAILS: ERUPTIONS AT 24/1520Z AND 24/1530Z OBS VA DTG: 24/1600Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL110 135/5-10KT FCST VA CLD +6HR: 24/2200Z FCST VA CLD +12HR: 25/0400Z FCST VA CLD +18HR: 25/1000Z RMK: OVSICORI REPORTS TWO ERUPTIONS WITH VA REACHING UP TO FL110. GLIMPSES OF VA SEEN IN WEB CAM BUT NOT DETECTED IN STLT IMAGERY. ...RUMINSKI NXT ADVISORY: WILL BE ISSUED BY 20170824/2230Z