FVXX21 KNES 081533 VA ADVISORY DTG: 20180108/1533Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/033 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: POSS VA EMS MOV W OBS VA DTG: 08/1500Z OBS VA CLD: SFC/FL160 N0002 W07829 - S0004 W07740 - S0005 W07739 - S0014 W07828 - N0002 W07829 MOV W 5KT FCST VA CLD +6HR: 08/2100Z SFC/FL160 NO ASH EXP FCST VA CLD +12HR: 09/0300Z NO ASH EXP FCST VA CLD +18HR: 09/0900Z NO ASH EXP RMK: POSS VA EMS OBS MOV W IN STLT IMAGERY. NWP MODEL GUIDANCE SHOWS VARIANCE IN WIND DIRECTION. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20180108/2130Z