Waterloo, Indiana · field elev 900 ft
Density Altitude at Walker/Rowe Waterloo (4C2)
Walker/Rowe Waterloo sits at 900 ft, and even a typical July afternoon (84 °F) only lifts density altitude to about 2,716 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 | 24.2 | −1,245 ft | 31.7 | −716 ft |
| February | 26.9 | −1,053 ft | 35.4 | −458 ft |
| March | 36.4 | −389 ft | 46.2 | 279 ft |
| April | 48.2 | 414 ft | 59.6 | 1,168 ft |
| May | 59.7 | 1,175 ft | 70.7 | 1,883 ft |
| June | 69.3 | 1,794 ft | 80.1 | 2,474 ft |
| July | 73.1 | 2,035 ft | 84.0 | 2,716 ft |
| August | 70.7 | 1,883 ft | 81.6 | 2,567 ft |
| September | 63.9 | 1,447 ft | 75.7 | 2,199 ft |
| October | 52.1 | 674 ft | 62.8 | 1,376 ft |
| November | 39.8 | −155 ft | 48.3 | 421 ft |
| December | 29.9 | −842 ft | 36.6 | −375 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 4C2
DENSITY ALTITUDE
Field elevation 900 ft — the air behaves like 2,716 ft.
- PRESSURE ALT
- 901 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 Indiana fields
- KGWB — Auburn/Dekalb Exec
Auburn · elev 880 ft
- C62 — Kendallville Municipal
Kendallville · elev 1,004 ft
- KANQ — Tri-State Steuben County
Angola · elev 995 ft
- KSMD — Smith Field
Fort Wayne · elev 836 ft
- KFWA — Fort Wayne International
Fort Wayne · elev 815 ft
- KGSH — Goshen Municipal
Goshen · elev 826 ft
- KASW — Warsaw Municipal
Warsaw · elev 850 ft
- KHHG — Huntington Municipal
Huntington · elev 806 ft
Frequently asked questions
How high does density altitude get at 4C2 in summer?
On a typical July afternoon — around 84 °F at the nearest NOAA normals station — density altitude at Walker/Rowe Waterloo reaches roughly 2,716 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 4C2 on an average day?
It swings with the seasons: from roughly −1,245 ft at the coldest month's average temperature to about 2,035 ft at the warmest month's — all from a constant field elevation of 900 ft. The month-by-month table above carries the full year.
What is the field elevation of Walker/Rowe Waterloo?
900 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 4C2 (FAA), in Waterloo, Indiana.