Fayetteville/Springdale/Rogers, Arkansas · field elev 1,288 ft
Density Altitude at Northwest Arkansas Ntl (KXNA)
Northwest Arkansas Ntl sits at 1,288 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 3,573 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 | 37.1 | 142 ft | 47.5 | 848 ft |
| February | 41.1 | 416 ft | 52.3 | 1,167 ft |
| March | 49.6 | 988 ft | 61.2 | 1,750 ft |
| April | 58.1 | 1,549 ft | 70.2 | 2,327 ft |
| May | 66.3 | 2,079 ft | 77.4 | 2,780 ft |
| June | 74.9 | 2,624 ft | 85.5 | 3,281 ft |
| July | 79.4 | 2,905 ft | 90.3 | 3,573 ft |
| August | 78.6 | 2,855 ft | 90.2 | 3,567 ft |
| September | 70.5 | 2,346 ft | 82.4 | 3,090 ft |
| October | 59.4 | 1,633 ft | 71.6 | 2,416 ft |
| November | 48.5 | 915 ft | 59.7 | 1,653 ft |
| December | 39.6 | 314 ft | 50.0 | 1,015 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 KXNA
DENSITY ALTITUDE
Field elevation 1,288 ft — the air behaves like 3,555 ft.
- PRESSURE ALT
- 1,289 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 Arkansas fields
- KVBT — Bentonville Municipal/Louise M Thaden Field
Bentonville · elev 1,298 ft
- 5M5 — Crystal Lake
Decatur · elev 1,178 ft
- KSLG — Smith Field
Siloam Springs · elev 1,191 ft
- KASG — Springdale Municipal
Springdale · elev 1,353 ft
- KROG — Rogers Exec - Carter Field
Rogers · elev 1,359 ft
- KFYV — Drake Field
Fayetteville · elev 1,252 ft
- H34 — Huntsville Municipal
Huntsville · elev 1,748 ft
- 17A — Trigger Gap
Berryville · elev 1,650 ft
Frequently asked questions
How high does density altitude get at KXNA in summer?
On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Northwest Arkansas Ntl reaches roughly 3,573 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 KXNA on an average day?
It swings with the seasons: from roughly 142 ft at the coldest month's average temperature to about 2,905 ft at the warmest month's — all from a constant field elevation of 1,288 ft. The month-by-month table above carries the full year.
What is the field elevation of Northwest Arkansas Ntl?
1,288 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KXNA (ICAO) / XNA (FAA), in Fayetteville/Springdale/Rogers, Arkansas.