Weiser Muni S87 Idaho Airport for Flightsim FS2004 FS9 by Sidney Schwartz sidney. schwartz_at_comcast. net Weiser Municipal is located on the Snake River bordering Idaho and Oregon. Follow the river about 60 miles north and youll be in the spectacular Hells Canyon area. This scenery was designed for use with Ultimate Terrain USA but is also compatible with the msfs default Flightsim FS2004 FS9 scenery.