Ekalaka, Montana · field elev 3,505 ft
Density Altitude at Ekalaka (97M)
From a field elevation of 3,505 ft, a typical July afternoon at Ekalaka (86 °F) raises density altitude to about 5,982 ft — solidly into the range where performance charts deserve a close read.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 21.6 | 1,832 ft | 32.5 | 2,586 ft |
| February | 24.0 | 2,000 ft | 35.0 | 2,756 ft |
| March | 34.1 | 2,695 ft | 46.4 | 3,517 ft |
| April | 43.7 | 3,339 ft | 56.8 | 4,194 ft |
| May | 53.6 | 3,987 ft | 66.8 | 4,828 ft |
| June | 63.2 | 4,602 ft | 76.5 | 5,430 ft ▲ |
| July | 71.2 | 5,103 ft | 85.6 | 5,982 ft ▲ |
| August | 70.0 | 5,028 ft | 84.7 | 5,928 ft ▲ |
| September | 60.0 | 4,398 ft | 74.5 | 5,307 ft ▲ |
| October | 45.8 | 3,478 ft | 58.4 | 4,296 ft |
| November | 32.8 | 2,606 ft | 44.0 | 3,359 ft |
| December | 23.6 | 1,972 ft | 34.3 | 2,708 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 97M
DENSITY ALTITUDE caution
Field elevation 3,505 ft — the air behaves like 6,006 ft.
- PRESSURE ALT
- 3,507 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 Montana fields
- KBHK — Baker Municipal
Baker · elev 2,981 ft
- 00F — Broadus
Broadus · elev 3,282 ft
- 8U6 — Terry
Terry · elev 2,283 ft
- KMLS — Frank Wiley Field
Miles City · elev 2,634 ft
- 3U4 — St Labre Mission
Ashland · elev 2,909 ft
- 1M6 — Stevens Ranch
Ashland · elev 3,300 ft
- KGDV — Dawson Community
Glendive · elev 2,458 ft
- 1S3 — Tillitt Field
Forsyth · elev 2,729 ft
Frequently asked questions
How high does density altitude get at 97M in summer?
On a typical July afternoon — around 86 °F at the nearest NOAA normals station — density altitude at Ekalaka reaches roughly 5,982 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 97M on an average day?
It swings with the seasons: from roughly 1,832 ft at the coldest month's average temperature to about 5,103 ft at the warmest month's — all from a constant field elevation of 3,505 ft. The month-by-month table above carries the full year.
What is the field elevation of Ekalaka?
3,505 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 97M (FAA), in Ekalaka, Montana.