FVXX20 KNES 041407 VA ADVISORY DTG: 20180804/1407Z VAAC: WASHINGTON VOLCANO: NEGRA, SIERRA 353050 PSN: S0050 W09110 AREA: GALAPAGOS SUMMIT ELEV: 4888 FT (1490 M) ADVISORY NR: 2018/051 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 04/1345Z OBS VA CLD: SFC/FL050 S0053 W09126 - S0054 W09122 - S0147 W09126 - S0127 W09205 - S0053 W09126 MOV S 10KT FCST VA CLD +6HR: 04/2000Z SFC/FL050 S0052 W09126 - S0055 W09122 - S0055 W09122 - S0133 W09205 - S0104 W09231 - S0052 W09126 FCST VA CLD +12HR: 05/0200Z SFC/FL050 S0053 W09123 - S0056 W09122 - S0132 W09213 - S0101 W09235 - S0053 W09123 FCST VA CLD +18HR: 05/0800Z SFC/FL050 S0052 W09122 - S0056 W09121 - S0132 W09216 - S0058 W09237 - S0052 W09122 RMK: CONT VA EMS OBS IN STLT IMAGERY. NWP GUIDANCE SUGGEST MOV SW THROUGH +6HRS. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20180804/2000Z