FVXX20 KNES 311556 VA ADVISORY DTG: 20161031/1556Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2016/336 INFO SOURCE: GOES-EAST. GFS WINDS. VOLCANO WEB CAMERA. ERUPTION DETAILS: PSBL ONGOING VA EMS OBS VA DTG: 31/1515Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL150 090/10KT FCST VA CLD +6HR: 31/2130Z FCST VA CLD +12HR: 01/0330Z FCST VA CLD +18HR: 01/0930Z RMK: T+0 CONFIDENCE LOW. VA NOT OBS IN STLT DUE TO WX CLD CVR. WEBCAM SHOWS LGT BROWN HAZE, PRESUMABLY VA BUT A PLUME IS NOT SEEN. ASH WOULD MOVE W FM SUMMIT BELOW FL150 AT 10KTS. ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20161031/2200Z