Long Prairie, Minnesota · field elev 1,332 ft

Density Altitude at Todd Field (14Y)

Todd Field sits at 1,332 ft, and even a typical July afternoon (79 °F) only lifts density altitude to about 2,915 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈2,915 ft station: LONG PRAIRIE · 5 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at LONG PRAIRIE (5 mi from the field) · standard pressure, dry air
Month Avg temp °F DA at avg temp Afternoon high °F DA on a typical afternoon
January 8.5 −1,840 ft 17.9 −1,154 ft
February 12.8 −1,524 ft 23.0 −788 ft
March 25.6 −604 ft 35.8 108 ft
April 39.8 382 ft 51.2 1,149 ft
May 52.9 1,261 ft 64.5 2,017 ft
June 63.7 1,966 ft 74.5 2,652 ft
July 67.8 2,229 ft 78.7 2,915 ft
August 65.8 2,101 ft 77.0 2,809 ft
September 57.3 1,551 ft 68.3 2,260 ft
October 43.7 647 ft 53.8 1,321 ft
November 28.6 −393 ft 37.1 197 ft
December 15.2 −1,349 ft 23.2 −774 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 14Y

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 2,934 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 2,934 ft

Field elevation 1,332 ft — the air behaves like 2,934 ft.

PRESSURE ALT
1,333 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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Frequently asked questions

How high does density altitude get at 14Y in summer?

On a typical July afternoon — around 79 °F at the nearest NOAA normals station — density altitude at Todd Field reaches roughly 2,915 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 14Y on an average day?

It swings with the seasons: from roughly −1,840 ft at the coldest month's average temperature to about 2,229 ft at the warmest month's — all from a constant field elevation of 1,332 ft. The month-by-month table above carries the full year.

What is the field elevation of Todd Field?

1,332 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 14Y (FAA), in Long Prairie, Minnesota.