FVXX20 KNES 272218 VA ADVISORY DTG: 20180827/2218Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA_RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2018/171 INFO SOURCE: GOES-EAST. CIMSS VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: EMS SEEN. VA CONTENT UNCERTAIN. OBS VA DTG: 27/2145Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL130 090/10-15KT FCST VA CLD +6HR: 28/0400Z FCST VA CLD +12HR: 28/1000Z FCST VA CLD +18HR: 28/1600Z RMK: WEB CAM HAS SHOWN EMS FM SUMMIT THRU SMALL BREAKS IN WX CLD CVR. HOWEVER, SUMMIT OBSCURED ENOUGH TO PREVENT DETERMINATION OF VA CONTENT IN EMS. PSBL VA SIGNATURE OBS ARND 2015Z AS WELL. NWP MDLS SUGGEST WINDS TO CONT OUT OF E. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20180828/0415Z