FVXX23 KNES 111430 VA ADVISORY DTG: 20161011/1430Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2016/253 INFO SOURCE: GOES-EAST. METAR. GFS WINDS. OVSICORI-UNA. ERUPTION DETAILS: CONTINUOUS EM OBS VA DTG: 11/1345Z OBS VA CLD: SFC/FL140 N1002 W08416 - N1000 W08344 - N0944 W08411 - N1002 W08416 MOV SW 15KT FCST VA CLD +6HR: 11/2000Z SFC/FL140 N1002 W08344 - N0940 W08406 - N0959 W08419 - N1002 W08344 FCST VA CLD +12HR: 12/0200Z SFC/FL140 N1002 W08345 - N0938 W08403 - N0958 W08420 - N1002 W08345 FCST VA CLD +18HR: 12/0800Z SFC/FL140 N1005 W08347 - N1000 W08344 - N0940 W08407 - N1000 W08419 - N1005 W08347 RMK: VO RPRT CONS EM. METAR RPRTS OF VA AT MRPV SUGGEST VA EXTD AT LEAST 23 NM FROM SUMMIT AND WAS USED TO DETERMINE VA BDY SINCE AREA IS OBSC BY WX CLD. LTL CHANGE EXP. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20161011/2030Z