Mount Selman, Texas · field elev 590 ft
Density Altitude at Tarrant Field (6X0)
Tarrant Field sits at 590 ft, and even a typical August afternoon (94 °F) only lifts density altitude to about 2,967 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 | 46.0 | −119 ft | 58.2 | 694 ft |
| February | 49.8 | 137 ft | 62.5 | 975 ft |
| March | 56.7 | 595 ft | 70.1 | 1,464 ft |
| April | 64.1 | 1,079 ft | 77.2 | 1,914 ft |
| May | 72.2 | 1,598 ft | 83.2 | 2,288 ft |
| June | 79.1 | 2,033 ft | 89.9 | 2,700 ft |
| July | 82.8 | 2,263 ft | 93.9 | 2,943 ft |
| August | 82.4 | 2,238 ft | 94.3 | 2,967 ft |
| September | 76.6 | 1,876 ft | 88.9 | 2,639 ft |
| October | 66.4 | 1,227 ft | 79.2 | 2,039 ft |
| November | 55.8 | 536 ft | 68.3 | 1,349 ft |
| December | 48.8 | 70 ft | 60.7 | 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 6X0
DENSITY ALTITUDE
Field elevation 590 ft — the air behaves like 2,949 ft.
- PRESSURE ALT
- 591 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
- T25 — Aero Estates
Frankston · elev 445 ft
- KJSO — Cherokee County
Jacksonville · elev 678 ft
- KTYR — Tyler Pounds Regional
Tyler · elev 544 ft
- KRFI — Rusk County
Henderson · elev 442 ft
- F44 — Athens Municipal
Athens · elev 444 ft
- KPSN — Palestine Municipal
Palestine · elev 423 ft
- 07F — Gladewater Municipal
Gladewater · elev 297 ft
- KGGG — East Texas Regional
Longview · elev 366 ft
Frequently asked questions
How high does density altitude get at 6X0 in summer?
On a typical August afternoon — around 94 °F at the nearest NOAA normals station — density altitude at Tarrant Field reaches roughly 2,967 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 6X0 on an average day?
It swings with the seasons: from roughly −119 ft at the coldest month's average temperature to about 2,263 ft at the warmest month's — all from a constant field elevation of 590 ft. The month-by-month table above carries the full year.
What is the field elevation of Tarrant Field?
590 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 6X0 (FAA), in Mount Selman, Texas.