Wilson Creek, Washington · field elev 1,430 ft
Density Altitude at Wilson Creek (5W1)
Wilson Creek sits at 1,430 ft, and even a typical July afternoon (88 °F) only lifts density altitude to about 3,582 ft — heat still trims performance, but the field rarely turns high-and-hot.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 29.7 | −193 ft | 36.3 | 264 ft |
| February | 34.1 | 113 ft | 43.2 | 735 ft |
| March | 41.3 | 606 ft | 52.9 | 1,382 ft |
| April | 47.9 | 1,050 ft | 61.8 | 1,964 ft |
| May | 56.3 | 1,606 ft | 71.3 | 2,571 ft |
| June | 62.5 | 2,009 ft | 78.2 | 3,003 ft |
| July | 69.9 | 2,482 ft | 87.6 | 3,582 ft |
| August | 69.2 | 2,438 ft | 87.1 | 3,551 ft |
| September | 60.6 | 1,886 ft | 77.8 | 2,979 ft |
| October | 48.1 | 1,064 ft | 61.9 | 1,970 ft |
| November | 36.7 | 292 ft | 45.9 | 916 ft |
| December | 28.8 | −256 ft | 35.8 | 230 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 5W1
DENSITY ALTITUDE
Field elevation 1,430 ft — the air behaves like 3,606 ft.
- PRESSURE ALT
- 1,431 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 Washington fields
- KMWH — Grant County International
Moses Lake · elev 1,189 ft
- W20 — Moses Lake Municipal
Moses Lake · elev 1,203 ft
- KEPH — Ephrata Municipal
Ephrata · elev 1,276 ft
- 43D — Odessa Municipal
Odessa · elev 1,738 ft
- 2S8 — Wilbur
Wilbur · elev 2,183 ft
- 2S4 — Warden
Warden · elev 1,276 ft
- 3W7 — Grand Coulee Dam
Electric City · elev 1,593 ft
- 8W3 — Mansfield
Mansfield · elev 2,272 ft
Frequently asked questions
How high does density altitude get at 5W1 in summer?
On a typical July afternoon — around 88 °F at the nearest NOAA normals station — density altitude at Wilson Creek reaches roughly 3,582 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 5W1 on an average day?
It swings with the seasons: from roughly −256 ft at the coldest month's average temperature to about 2,482 ft at the warmest month's — all from a constant field elevation of 1,430 ft. The month-by-month table above carries the full year.
What is the field elevation of Wilson Creek?
1,430 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 5W1 (FAA), in Wilson Creek, Washington.