FVXX21 KNES 211526 VA ADVISORY DTG: 20160921/1526Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA.RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2016/186 INFO SOURCE: GOES-EAST. GFS WINDS. VOLCANO WEB CAMERA. OVSICORI-UNA. ERUPTION DETAILS: NEW EM BEGINNING 1415Z. OBS VA DTG: 21/1415Z OBS VA CLD: SFC/FL140 N1022 W08349 - N1015 W08334 - N1001 W08330 - N1002 W08347 - N1022 W08349 MOV N 10KT FCST VA CLD +6HR: 21/2030Z SFC/FL140 N1028 W08402 - N1028 W08343 - N1002 W08344 - N1014 W08414 - N1028 W08402 FCST VA CLD +12HR: 22/0230Z SFC/FL140 N1020 W08352 - N1002 W08346 - N1000 W08348 - N1016 W08419 - N1020 W08352 FCST VA CLD +18HR: 22/0830Z SFC/FL140 N1025 W08347 - N1002 W08345 - N1002 W08348 - N1019 W08414 - N1025 W08347 RMK: VA EXTENDS 10 NM FROM THE SUMMIT TO NW...N...AND NE. HGT OF VA HAS INCREASED SLIGHTLY BASED ON VO RPRT. ...SZATANEK NXT ADVISORY: WILL BE ISSUED BY 20160921/2130Z