Helena/West Helena, Arkansas · field elev 242 ft
Density Altitude at Thompson-Robbins (KHEE)
Thompson-Robbins sits at 242 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 2,307 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 | 40.7 | −913 ft | 49.3 | −328 ft |
| February | 44.5 | −653 ft | 54.3 | 6 ft |
| March | 53.1 | −73 ft | 63.1 | 585 ft |
| April | 62.3 | 533 ft | 72.6 | 1,197 ft |
| May | 71.2 | 1,107 ft | 80.9 | 1,720 ft |
| June | 78.9 | 1,595 ft | 88.1 | 2,166 ft |
| July | 81.6 | 1,764 ft | 90.4 | 2,307 ft |
| August | 80.9 | 1,720 ft | 90.1 | 2,288 ft |
| September | 74.9 | 1,343 ft | 84.9 | 1,969 ft |
| October | 63.5 | 611 ft | 74.4 | 1,311 ft |
| November | 51.8 | −160 ft | 61.5 | 481 ft |
| December | 43.5 | −721 ft | 52.3 | −127 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 KHEE
DENSITY ALTITUDE
Field elevation 242 ft — the air behaves like 2,282 ft.
- PRESSURE ALT
- 243 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
- 6M7 — Marianna/Lee County-Steve Edwards Field
Marianna · elev 219 ft
- KFCY — Hutfly
Forrest City · elev 249 ft
- 2A6 — Holly Grove Municipal
Holly Grove · elev 176 ft
- M36 — Frank Federer Meml
Brinkley · elev 195 ft
- KDRP — Delta Regional
Colt · elev 239 ft
- 4M8 — Clarendon Municipal
Clarendon · elev 213 ft
- 5M1 — Dewitt Municipal/Whitcomb Field
De Witt · elev 189 ft
- KAWM — West Memphis Municipal
West Memphis · elev 213 ft
Frequently asked questions
How high does density altitude get at KHEE in summer?
On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Thompson-Robbins reaches roughly 2,307 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 KHEE on an average day?
It swings with the seasons: from roughly −913 ft at the coldest month's average temperature to about 1,764 ft at the warmest month's — all from a constant field elevation of 242 ft. The month-by-month table above carries the full year.
What is the field elevation of Thompson-Robbins?
242 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KHEE (ICAO) / HEE (FAA), in Helena/West Helena, Arkansas.