Salmon, Idaho · field elev 8,262 ft
Density Altitude at Hoodoo Meadows (4D2)
Hoodoo Meadows is a genuine high-and-hot field: from 8,262 ft of elevation, a typical July afternoon (77 °F) pushes density altitude to about 11,215 ft — the airplane performs like it is 2,953 ft above the field before the wheels roll.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 18.4 | 7,538 ft | 28.4 | 8,207 ft ⚠ |
| February | 19.7 | 7,626 ft | 31.0 | 8,378 ft ⚠ |
| March | 27.4 | 8,141 ft | 38.7 | 8,878 ft ⚠ |
| April | 34.5 | 8,606 ft | 46.4 | 9,369 ft ⚠ |
| May | 44.0 | 9,217 ft | 57.1 | 10,036 ft ⚠ |
| June | 51.5 | 9,689 ft | 66.0 | 10,578 ft ⚠ |
| July | 59.2 | 10,165 ft | 76.7 | 11,215 ft ⚠ |
| August | 57.3 | 10,048 ft | 75.7 | 11,156 ft ⚠ |
| September | 48.9 | 9,526 ft | 65.5 | 10,548 ft ⚠ |
| October | 37.8 | 8,820 ft | 50.7 | 9,639 ft ⚠ |
| November | 25.2 | 7,994 ft | 35.9 | 8,697 ft ⚠ |
| December | 17.2 | 7,456 ft | 27.0 | 8,114 ft ⚠ |
▲ above 5,000 ft · ⚠ above 8,000 ft. These are planning references at standard pressure and dry air — afternoon humidity and low pressure both push the real number higher. Run today's values below.
Run today’s numbers for 4D2
DENSITY ALTITUDE high DA
Field elevation 8,262 ft — the air behaves like 11,232 ft.
- PRESSURE ALT
- 8,264 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
- —
- AIR DENSITY
- —
- WATER · GRAINS/LB
- —
For training and reference · verify with official sources and your POH before flight · no tool on this site renders a go / no-go judgment
Nearby Idaho fields
- U54 — Bernard Usfs
Bernard · elev 3,626 ft
- 85U — Soldier Bar Usfs
Soldier Bar · elev 4,190 ft
- I08 — Cabin Creek Usfs
Big Creek Ranger Station · elev 4,289 ft
- C53 — Lower Loon Creek
Challis · elev 4,200 ft
- U81 — Cold Meadows Usfs
Cold Meadows Guard Station · elev 7,030 ft
- 0U3 — Mahoney Creek Usfs
Mahoney Creek · elev 4,618 ft
- D47 — Cougar Ranch
Challis · elev 4,277 ft
- ID8 — Marble Creek
Challis · elev 4,685 ft
Frequently asked questions
How high does density altitude get at 4D2 in summer?
On a typical July afternoon — around 77 °F at the nearest NOAA normals station — density altitude at Hoodoo Meadows reaches roughly 11,215 ft at standard pressure. Hotter-than-normal days, low pressure, and humidity all push it higher, so run the day's actual numbers before flying.
What is the density altitude at 4D2 on an average day?
It swings with the seasons: from roughly 7,456 ft at the coldest month's average temperature to about 10,165 ft at the warmest month's — all from a constant field elevation of 8,262 ft. The month-by-month table above carries the full year.
What is the field elevation of Hoodoo Meadows?
8,262 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 4D2 (FAA), in Salmon, Idaho.