FVXX24 KNES 241315 VA ADVISORY DTG: 20181124/1315Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA_RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2018/276 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 24/1300Z OBS VA CLD: SFC/FL140 N1002 W08346 - N1001 W08346 - N0957 W08407 - N1002 W08408 - N1002 W08346 MOV W 10-15KT FCST VA CLD +6HR: 24/1900Z SFC/FL140 N1002 W08346 - N1001 W08346 - N0954 W08412 - N1001 W08412 - N1002 W08346 FCST VA CLD +12HR: 25/0100Z SFC/FL140 NO ASH EXP FCST VA CLD +18HR: 25/0700Z NO ASH EXP RMK: VA, STEAM AND GAS SEEN IN WEBCAM. VA EXTD 22NM W FM THE SUMMIT. NWP MODEL INDICATES CONT W MOV THRU +6HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20181124/1915Z