FVXX20 KNES 301311 VA ADVISORY DTG: 20161030/1311Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2016/331 INFO SOURCE: GOES-EAST. METAR. GFS WINDS. VOLCANO WEB CAMERA. ERUPTION DETAILS: ONGOING VA ERUPTION OBS VA DTG: 30/1245Z OBS VA CLD: SFC/FL180 N1003 W08346 - N1000 W08344 - N0934 W08450 - N0955 W08452 - N1003 W08346 MOV W 10-15KT FCST VA CLD +6HR: 30/1900Z SFC/FL180 N1003 W08346 - N0958 W08343 - N0922 W08452 - N0954 W08501 - N1003 W08346 FCST VA CLD +12HR: 31/0100Z SFC/FL180 N1003 W08346 - N0956 W08342 - N0921 W08452 - N0954 W08504 - N1003 W08346 FCST VA CLD +18HR: 31/0700Z SFC/FL180 N1002 W08345 - N0955 W08342 - N0922 W08452 - N0953 W08504 - N1002 W08345 RMK: CONT 80NMI VA PLUME OBS IN STLT MOVG W FM SUMMIT AT 10-15KTS BLW FL180. INTERMITTENT EXPULSIONS OF THICK DARK VA SEEN IN WEBCAM. ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20161030/1915Z