Hope, Arkansas · field elev 359 ft
Density Altitude at Hope Municipal (M18)
Hope Municipal sits at 359 ft, and even a typical August afternoon (93 °F) only lifts density altitude to about 2,577 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 | 42.4 | −650 ft | 53.3 | 85 ft |
| February | 46.2 | −392 ft | 57.9 | 389 ft |
| March | 53.8 | 118 ft | 65.8 | 904 ft |
| April | 61.6 | 632 ft | 73.9 | 1,423 ft |
| May | 70.2 | 1,187 ft | 80.8 | 1,857 ft |
| June | 77.7 | 1,663 ft | 88.1 | 2,308 ft |
| July | 81.5 | 1,900 ft | 92.1 | 2,553 ft |
| August | 81.0 | 1,869 ft | 92.5 | 2,577 ft |
| September | 74.6 | 1,467 ft | 86.4 | 2,204 ft |
| October | 63.2 | 736 ft | 76.0 | 1,555 ft |
| November | 52.2 | 11 ft | 64.2 | 801 ft |
| December | 44.6 | −501 ft | 55.6 | 237 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 M18
DENSITY ALTITUDE
Field elevation 359 ft — the air behaves like 2,607 ft.
- PRESSURE ALT
- 360 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
- 4F7 — Kizer Field
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- KTXK — Texarkana Regional-Webb Field
Texarkana · elev 390 ft
- 5M8 — Gurdon Lowe Field
Gurdon · elev 229 ft
- 4F8 — Wilson
Stephens · elev 230 ft
- KAGO — Ralph C Weiser Field
Magnolia · elev 319 ft
- KADF — Dexter B Florence Meml Field
Arkadelphia · elev 182 ft
- KDEQ — J Lynn Helms Sevier County
De Queen · elev 355 ft
Frequently asked questions
How high does density altitude get at M18 in summer?
On a typical August afternoon — around 93 °F at the nearest NOAA normals station — density altitude at Hope Municipal reaches roughly 2,577 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 M18 on an average day?
It swings with the seasons: from roughly −650 ft at the coldest month's average temperature to about 1,900 ft at the warmest month's — all from a constant field elevation of 359 ft. The month-by-month table above carries the full year.
What is the field elevation of Hope Municipal?
359 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is M18 (FAA), in Hope, Arkansas.