FVXX20 KNES 051601 VA ADVISORY DTG: 20180205/1601Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA_RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2018/035 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. OVSICORI-UNA. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 05/1530Z OBS VA CLD: SFC/FL120 N1002 W08401 - N1002 W08346 - N0959 W08401 - N1002 W08401 MOV W 10-15KT FCST VA CLD +6HR: 05/2130Z SFC/FL120 N1002 W08403 - N1002 W08346 - N0959 W08402 - N1002 W08403 FCST VA CLD +12HR: 06/0330Z SFC/FL120 N1002 W08403 - N1002 W08346 - N0959 W08402 - N1002 W08403 FCST VA CLD +18HR: 06/0930Z SFC/FL120 N1002 W08402 - N1002 W08346 - N0959 W08402 - N1002 W08402 RMK: LGT VA OBS IN STLT IMAGES AND WEBCAM. VA EXTD 12 NMI W FR THE SUMMIT. NWP MODEL GUIDANCE SUGGESTS W MOV CONT THROUGH +18 HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20180205/2200Z