FVXX20 KNES 112037 VA ADVISORY DTG: 20180311/2037Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA_RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2018/100 INFO SOURCE: ERUPTION DETAILS: OBS VA DTG: /Z OBS VA CLD: FCST VA CLD +6HR: 12/0200Z FCST VA CLD +12HR: 12/0800Z FCST VA CLD +18HR: 12/1400Z RMK: ... NXT ADVISORY: