Big Sky Fld (S85) in Culbertson, Montana has 1 runway. Runway 08/26 is 3,800 ft long and 60 ft wide. The surface is asphalt. The airport elevation is 1,953 ft MSL. No control tower is published for this field. No ILS runway ends are published.
For runway planning, 08/26 is the only landing and departure surface listed. The published magnetic headings are 089.9° for Runway 08 and 269.9° for Runway 26. No LAHSO notes are published. No noise abatement notes are published. Check the current FAA Chart Supplement for the latest airport data before flight.
Wind & favored runway
Favored end is picked from the current METAR wind at S85.
Pattern entry · RWY 26
LEFT TRAFFICAll runways
Traffic pattern
Pattern altitude is not published. For light piston operations, use the standard 1,000 ft AGL unless local guidance says otherwise. That puts the pattern near 2,953 ft MSL at this field elevation of 1,953 ft MSL. No right-traffic exception is published for either runway. No tower is published, so pilots should self-announce and sequence in the traffic pattern. Use the current FAA Chart Supplement for any local pattern notes before departure.
Every end, one page
Each runway end has its own page with wind component, traffic pattern geometry and ILS for that specific direction.