FVXX20 KNES 200356 VA ADVISORY DTG: 20160520/0356Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2016/054 INFO SOURCE: GOES-EAST. GFS WINDS. ERUPTION DETAILS: ONGOING VA EMS PSBL OBS VA DTG: 20/0315Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL130 090/15KT FCST VA CLD +6HR: 20/0930Z FCST VA CLD +12HR: 20/1530Z FCST VA CLD +18HR: 20/2130Z RMK: VA NOT OBS IN STLT UNDER PTLY CLDY WX CONDITIONS AT SUMMIT. IT IS PSBL THAT LGT VA EMS CONTINUE. ASH WOULD BE MOVG W FM SUMMIT AT 15KTS BELOW FL130 ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20160520/1000Z