S85 Big Sky Field
S85 · Culbertson, MT · elev 1,953 ft · TPA 3,000 ft MSL (≈1,000 AGL) · CTAF 122.8
skyready.app/airport/s85 live weather · pattern · NOTAMs
Frequencies
| ASOS/AWOS | 120.000 |
|---|---|
| CTAF | 122.8 |
| UNICOM | 122.8 |
| Guard | 121.5 |
Airport
| Coordinates | 48°9.20'N 104°30.24'W |
|---|---|
| Mag var | 13E |
| ARTCC | SALT LAKE CITY (ZLC) |
| FSS | GREAT FALLS |
| NOTAM file | GTF |
| Sectional | BILLINGS |
Fuel: 100LL. Attended UNATNDD.
Lights: SEE RMK · Beacon: SS-SR · PCL: ACTVT MIRL RY 08/26 & PAPI RY 26 - CTAF.
RWY 26LEFT traffic
- Heading
- 257° mag · 270° true
- Dimensions
- 3,800 × 60 ft
- TPA
- 3,000 ft MSL (≈1,000 AGL) · standard
- Surface
- Asphalt
- Lights
- 2-light PAPI (left)
- CTAF
- 122.8
Enter the left downwind (heading 077°) on the 45° at 3,000 ft MSL (≈1,000 AGL).
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
Traffic pattern for the primary runway, drawn on its FAA charted side.
Runways
| Runway | Headings | Size | Surface · lights | Pattern | ILS |
|---|---|---|---|---|---|
| 08/26 | 077° / 257° | 3,800 × 60 ft | Asphalt · Med lights | left | — |