Ocean Isle Beach, North Carolina · field elev 33 ft
Density Altitude at Odell Williamson Municipal (60J)
Odell Williamson Municipal sits at 33 ft, and even a typical July afternoon (87 °F) only lifts density altitude to about 1,856 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 | −810 ft | 55.6 | −166 ft |
| February | 48.3 | −655 ft | 58.1 | −0 ft |
| March | 54.5 | −239 ft | 65.2 | 464 ft |
| April | 62.5 | 288 ft | 72.0 | 902 ft |
| May | 70.0 | 774 ft | 78.4 | 1,307 ft |
| June | 76.5 | 1,188 ft | 83.6 | 1,633 ft |
| July | 80.1 | 1,414 ft | 87.2 | 1,856 ft |
| August | 78.9 | 1,339 ft | 86.0 | 1,782 ft |
| September | 74.7 | 1,074 ft | 82.4 | 1,558 ft |
| October | 65.2 | 464 ft | 74.3 | 1,048 ft |
| November | 55.0 | −206 ft | 65.2 | 464 ft |
| December | 48.9 | −614 ft | 58.5 | 26 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 60J
DENSITY ALTITUDE
Field elevation 33 ft — the air behaves like 1,843 ft.
- PRESSURE ALT
- 34 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 North Carolina fields
- KSUT — Cape Fear Regional Jetport/Howie Franklin Field
Oak Island · elev 26 ft
- KCPC — Columbus County Regional
Whiteville · elev 99 ft
- KILM — Wilmington International
Wilmington · elev 32 ft
- 3W6 — Bladenboro
Bladenboro · elev 116 ft
- KEYF — Curtis L Brown Jr Field
Elizabethtown · elev 131 ft
- KLBT — Lumberton Regional
Lumberton · elev 125 ft
- KACZ — Wallace-Pender
Wallace · elev 38 ft
- 2GC — Grays Creek
Fayetteville · elev 160 ft
Frequently asked questions
How high does density altitude get at 60J in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Odell Williamson Municipal reaches roughly 1,856 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 60J on an average day?
It swings with the seasons: from roughly −810 ft at the coldest month's average temperature to about 1,414 ft at the warmest month's — all from a constant field elevation of 33 ft. The month-by-month table above carries the full year.
What is the field elevation of Odell Williamson Municipal?
33 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 60J (FAA), in Ocean Isle Beach, North Carolina.