FVXX21 KNES 131220 VA ADVISORY DTG: 20180313/1220Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA_RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2018/108 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA EMS OBS VA DTG: 13/1200Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL140 090/10KT FCST VA CLD +6HR: 13/1800Z FCST VA CLD +12HR: 14/0000Z FCST VA CLD +18HR: 14/0600Z RMK: VA CANNOT BE SEEN IN STLT IMAGERY DUE TO CLD CVR. MODELS SUGGEST MOV THE W ARND 10 KTS AT FL140. ...WHISNANT NXT ADVISORY: WILL BE ISSUED BY 20180313/1815Z