Midland, Michigan · field elev 635 ft
Density Altitude at Jack Barstow (KIKW)
Jack Barstow sits at 635 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 2,275 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 | 22.9 | −1,670 ft | 29.3 | −1,215 ft |
| February | 24.7 | −1,541 ft | 31.9 | −1,033 ft |
| March | 34.0 | −886 ft | 42.7 | −287 ft |
| April | 45.9 | −70 ft | 55.8 | 592 ft |
| May | 58.0 | 736 ft | 68.3 | 1,405 ft |
| June | 67.6 | 1,360 ft | 77.9 | 2,013 ft |
| July | 71.8 | 1,628 ft | 82.1 | 2,275 ft |
| August | 69.9 | 1,507 ft | 79.7 | 2,125 ft |
| September | 62.5 | 1,030 ft | 72.9 | 1,698 ft |
| October | 50.9 | 266 ft | 59.9 | 861 ft |
| November | 38.7 | −561 ft | 45.7 | −83 ft |
| December | 28.8 | −1,250 ft | 34.4 | −858 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 KIKW
DENSITY ALTITUDE
Field elevation 635 ft — the air behaves like 2,269 ft.
- PRESSURE ALT
- 636 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 Michigan fields
- KMBS — Mbs International
Saginaw · elev 668 ft
- 52I — Gross
Pinconning · elev 618 ft
- 3CM — James Clements Municipal
Bay City · elev 585 ft
- KGDW — Gladwin Zettel Meml
Gladwin · elev 774 ft
- KMOP — Mount Pleasant Municipal
Mount Pleasant · elev 755 ft
- KHYX — Saginaw County/H W Browne
Saginaw · elev 602 ft
- 48D — Clare Municipal
Clare · elev 856 ft
- MI1 — Denton Farms
Clare · elev 851 ft
Frequently asked questions
How high does density altitude get at KIKW in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Jack Barstow reaches roughly 2,275 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 KIKW on an average day?
It swings with the seasons: from roughly −1,670 ft at the coldest month's average temperature to about 1,628 ft at the warmest month's — all from a constant field elevation of 635 ft. The month-by-month table above carries the full year.
What is the field elevation of Jack Barstow?
635 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KIKW (ICAO) / IKW (FAA), in Midland, Michigan.