Fort Worth, Texas · field elev 700 ft
Density Altitude at Fort Worth Spinks (KFWS)
Fort Worth Spinks sits at 700 ft, and even a typical August afternoon (95 °F) only lifts density altitude to about 3,155 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 | 45.2 | −36 ft | 56.8 | 738 ft |
| February | 48.9 | 213 ft | 60.8 | 1,000 ft |
| March | 56.0 | 685 ft | 68.0 | 1,465 ft |
| April | 63.7 | 1,188 ft | 75.8 | 1,961 ft |
| May | 71.9 | 1,714 ft | 82.8 | 2,398 ft |
| June | 79.7 | 2,205 ft | 90.6 | 2,876 ft |
| July | 83.4 | 2,435 ft | 94.7 | 3,125 ft |
| August | 83.5 | 2,441 ft | 95.2 | 3,155 ft |
| September | 76.6 | 2,011 ft | 88.5 | 2,748 ft |
| October | 66.0 | 1,337 ft | 78.3 | 2,117 ft |
| November | 55.2 | 632 ft | 66.9 | 1,395 ft |
| December | 46.7 | 65 ft | 58.3 | 836 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 KFWS
DENSITY ALTITUDE
Field elevation 700 ft — the air behaves like 3,143 ft.
- PRESSURE ALT
- 701 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 Texas fields
- 9F9 — Sycamore Strip
Fort Worth · elev 762 ft
- KGKY — Arlington Municipal
Arlington · elev 628 ft
- 20T — Aresti Aerodrome
Godley · elev 985 ft
- KCPT — Cleburne Regional
Cleburne · elev 854 ft
- 50F — Bourland Field
Fort Worth · elev 873 ft
- KGPM — Grand Prairie Municipal
Grand Prairie · elev 590 ft
- KFTW — Fort Worth Meacham International
Fort Worth · elev 710 ft
- T56 — Eagle'S Nest Estates
Midlothian · elev 780 ft
Frequently asked questions
How high does density altitude get at KFWS in summer?
On a typical August afternoon — around 95 °F at the nearest NOAA normals station — density altitude at Fort Worth Spinks reaches roughly 3,155 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 KFWS on an average day?
It swings with the seasons: from roughly −36 ft at the coldest month's average temperature to about 2,441 ft at the warmest month's — all from a constant field elevation of 700 ft. The month-by-month table above carries the full year.
What is the field elevation of Fort Worth Spinks?
700 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KFWS (ICAO) / FWS (FAA), in Fort Worth, Texas.