Magnolia, Arkansas · field elev 319 ft
Density Altitude at Ralph C Weiser Field (KAGO)
Ralph C Weiser Field sits at 319 ft, and even a typical August afternoon (93 °F) only lifts density altitude to about 2,541 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 | 43.0 | −659 ft | 55.0 | 148 ft |
| February | 46.6 | −415 ft | 59.3 | 432 ft |
| March | 54.5 | 115 ft | 67.6 | 971 ft |
| April | 62.0 | 608 ft | 74.8 | 1,431 ft |
| May | 70.3 | 1,144 ft | 81.8 | 1,870 ft |
| June | 77.6 | 1,607 ft | 88.7 | 2,296 ft |
| July | 81.0 | 1,820 ft | 92.2 | 2,510 ft |
| August | 80.6 | 1,795 ft | 92.7 | 2,541 ft |
| September | 74.4 | 1,405 ft | 87.0 | 2,192 ft |
| October | 63.5 | 706 ft | 77.0 | 1,570 ft |
| November | 52.8 | 2 ft | 65.7 | 849 ft |
| December | 45.1 | −516 ft | 57.0 | 280 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 KAGO
DENSITY ALTITUDE
Field elevation 319 ft — the air behaves like 2,559 ft.
- PRESSURE ALT
- 320 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
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- 4F7 — Kizer Field
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- M18 — Hope Municipal
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- KTXK — Texarkana Regional-Webb Field
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- 5M8 — Gurdon Lowe Field
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Frequently asked questions
How high does density altitude get at KAGO in summer?
On a typical August afternoon — around 93 °F at the nearest NOAA normals station — density altitude at Ralph C Weiser Field reaches roughly 2,541 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 KAGO on an average day?
It swings with the seasons: from roughly −659 ft at the coldest month's average temperature to about 1,820 ft at the warmest month's — all from a constant field elevation of 319 ft. The month-by-month table above carries the full year.
What is the field elevation of Ralph C Weiser Field?
319 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KAGO (ICAO) / AGO (FAA), in Magnolia, Arkansas.