U84 Donald D. Coski Memorial Airport
U84 · Donnelly, ID · elev 4,860 ft · TPA 5,900 ft MSL (≈1,000 AGL) · CTAF 122.9
skyready.app/airport/u84 live weather · pattern · NOTAMs
Frequencies
| CTAF | 122.9 |
|---|---|
| Flight service | 122.5 |
| Guard | 121.5 |
Tower/ground call: Cascade
Airport
| Coordinates | 44°43.53'N 116°5.47'W |
|---|---|
| Mag var | 18E |
| ARTCC | SALT LAKE CITY (ZLC) |
| FSS | BOISE |
| NOTAM file | BOI |
| Sectional | GREAT FALLS |
Attended UNATNDD.
RWY 18LEFT traffic
- Heading
- 162° mag · 180° true
- Dimensions
- 2,500 × 125 ft
- TPA
- 5,900 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
- CTAF
- 122.9
Enter the left downwind (heading 342°) on the 45° at 5,900 ft MSL (≈1,000 AGL).
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
Traffic pattern for the primary runway, drawn on its FAA charted side.
Runways
| Runway | Headings | Size | Surface · lights | Pattern | ILS |
|---|---|---|---|---|---|
| 18/36 | — | 2,500 × 125 ft | Turf | left | — |