Elba, Alabama · field elev 258 ft
Density Altitude at Carl Folsom (14J)
Carl Folsom sits at 258 ft, and even a typical July afternoon (92 °F) only lifts density altitude to about 2,393 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 | 49.3 | −308 ft | 61.0 | 468 ft |
| February | 53.1 | −54 ft | 64.9 | 722 ft |
| March | 59.6 | 376 ft | 71.9 | 1,172 ft |
| April | 65.6 | 767 ft | 78.2 | 1,570 ft |
| May | 73.7 | 1,286 ft | 85.7 | 2,038 ft |
| June | 79.2 | 1,633 ft | 90.1 | 2,308 ft |
| July | 81.1 | 1,752 ft | 91.5 | 2,393 ft |
| August | 80.8 | 1,733 ft | 91.1 | 2,369 ft |
| September | 77.1 | 1,501 ft | 88.0 | 2,179 ft |
| October | 68.4 | 948 ft | 80.5 | 1,714 ft |
| November | 58.2 | 284 ft | 70.6 | 1,089 ft |
| December | 51.5 | −161 ft | 62.9 | 592 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 14J
DENSITY ALTITUDE
Field elevation 258 ft — the air behaves like 2,424 ft.
- PRESSURE ALT
- 259 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 Alabama fields
- KEDN — Enterprise Municipal
Enterprise · elev 361 ft
- 79J — South Alabama Regional At Bill Benton Field
Andalusia · elev 310 ft
- 1A4 — Logan Field
Samson · elev 200 ft
- 04A — Frank Sikes
Luverne · elev 302 ft
- 71J — Ozark/Blackwell Field
Ozark · elev 358 ft
- 33J — Geneva Municipal
Geneva · elev 100 ft
- 0J4 — Florala Municipal
Florala · elev 314 ft
- KTOI — Troy Municipal At N Kenneth Campbell Field
Troy · elev 397 ft
Frequently asked questions
How high does density altitude get at 14J in summer?
On a typical July afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Carl Folsom reaches roughly 2,393 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 14J on an average day?
It swings with the seasons: from roughly −308 ft at the coldest month's average temperature to about 1,752 ft at the warmest month's — all from a constant field elevation of 258 ft. The month-by-month table above carries the full year.
What is the field elevation of Carl Folsom?
258 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 14J (FAA), in Elba, Alabama.