Mobridge, South Dakota · field elev 1,716 ft
Density Altitude at Mobridge Municipal (KMBG)
Mobridge Municipal sits at 1,716 ft, and even a typical July afternoon (87 °F) only lifts density altitude to about 3,918 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 | 16.8 | −751 ft | 27.1 | −18 ft |
| February | 21.2 | −435 ft | 31.6 | 296 ft |
| March | 33.4 | 421 ft | 44.6 | 1,184 ft |
| April | 45.8 | 1,264 ft | 58.6 | 2,109 ft |
| May | 57.6 | 2,044 ft | 70.2 | 2,852 ft |
| June | 67.9 | 2,706 ft | 80.1 | 3,470 ft |
| July | 74.5 | 3,122 ft | 87.4 | 3,918 ft |
| August | 72.8 | 3,016 ft | 86.0 | 3,832 ft |
| September | 63.2 | 2,406 ft | 76.5 | 3,247 ft |
| October | 48.4 | 1,438 ft | 60.4 | 2,225 ft |
| November | 33.5 | 428 ft | 44.2 | 1,157 ft |
| December | 21.8 | −393 ft | 31.6 | 296 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 KMBG
DENSITY ALTITUDE
Field elevation 1,716 ft — the air behaves like 3,893 ft.
- PRESSURE ALT
- 1,717 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
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- AIR DENSITY
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- 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 South Dakota fields
- 5P2 — Mc Laughlin Municipal
Mc Laughlin · elev 2,008 ft
- 5T4 — Herreid Municipal
Herreid · elev 1,725 ft
- D58 — Timber Lake Municipal
Timber Lake · elev 2,193 ft
- 9F8 — Hoven Municipal
Hoven · elev 1,885 ft
- 8SD — Bowdle Municipal
Bowdle · elev 1,963 ft
- 3W8 — Eureka Municipal
Eureka · elev 1,935 ft
- 0D8 — Gettysburg Municipal
Gettysburg · elev 2,062 ft
- 3Y7 — Isabel Municipal
Isabel · elev 2,398 ft
Frequently asked questions
How high does density altitude get at KMBG in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Mobridge Municipal reaches roughly 3,918 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 KMBG on an average day?
It swings with the seasons: from roughly −751 ft at the coldest month's average temperature to about 3,122 ft at the warmest month's — all from a constant field elevation of 1,716 ft. The month-by-month table above carries the full year.
What is the field elevation of Mobridge Municipal?
1,716 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KMBG (ICAO) / MBG (FAA), in Mobridge, South Dakota.