South Haven, Michigan · field elev 666 ft
Density Altitude at South Haven Area Regional (KLWA)
South Haven Area Regional sits at 666 ft, and even a typical July afternoon (80 °F) only lifts density altitude to about 2,182 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 | 27.8 | −1,282 ft | 33.5 | −882 ft |
| February | 29.8 | −1,141 ft | 35.8 | −722 ft |
| March | 37.4 | −612 ft | 44.8 | −106 ft |
| April | 47.7 | 90 ft | 56.1 | 650 ft |
| May | 58.5 | 808 ft | 67.7 | 1,404 ft |
| June | 67.8 | 1,411 ft | 75.9 | 1,925 ft |
| July | 72.8 | 1,729 ft | 80.0 | 2,182 ft |
| August | 71.6 | 1,653 ft | 79.1 | 2,126 ft |
| September | 65.5 | 1,263 ft | 73.7 | 1,786 ft |
| October | 54.9 | 570 ft | 62.2 | 1,049 ft |
| November | 42.7 | −248 ft | 49.2 | 191 ft |
| December | 33.3 | −896 ft | 38.6 | −529 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 KLWA
DENSITY ALTITUDE
Field elevation 666 ft — the air behaves like 2,182 ft.
- PRESSURE ALT
- 667 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
- 40C — Watervliet Municipal
Watervliet · elev 656 ft
- M86 — Walle Field
Pullman · elev 635 ft
- KBEH — Southwest Michigan Regional
Benton Harbor · elev 649 ft
- 2C5 — Almena
Paw Paw · elev 748 ft
- 35D — Padgham Field
Allegan · elev 706 ft
- C91 — Dowagiac Municipal
Dowagiac · elev 747 ft
- 4N0 — Newmans
Kalamazoo · elev 840 ft
- KBIV — West Michigan Regional
Holland · elev 698 ft
Frequently asked questions
How high does density altitude get at KLWA in summer?
On a typical July afternoon — around 80 °F at the nearest NOAA normals station — density altitude at South Haven Area Regional reaches roughly 2,182 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 KLWA on an average day?
It swings with the seasons: from roughly −1,282 ft at the coldest month's average temperature to about 1,729 ft at the warmest month's — all from a constant field elevation of 666 ft. The month-by-month table above carries the full year.
What is the field elevation of South Haven Area Regional?
666 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KLWA (ICAO) / LWA (FAA), in South Haven, Michigan.