FVXX20 KNES 302038 VA ADVISORY DTG: 20180830/2038Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA_RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2018/173 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. OVSICORI-UNA. ERUPTION DETAILS: ERUPTION IN PROGRESS OBS VA DTG: 30/2015Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL120 045/10KT FCST VA CLD +6HR: 31/0230Z FCST VA CLD +12HR: 31/0830Z FCST VA CLD +18HR: 31/1430Z RMK: THE VO RPRT AN ERUPTION BEGAN ARND 1940Z WITH EM UP TO FL120 MOV SW. VA NOT DETECTED IN STLT IMAGERY DUE TO EXTENSIVE WX CLD. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20180831/0245Z