Green River, Wyoming · field elev 7,182 ft
Density Altitude at Gtr Green River Intergalactic Spaceport (48U)
Gtr Green River Intergalactic Spaceport is a genuine high-and-hot field: from 7,182 ft of elevation, a typical July afternoon (87 °F) pushes density altitude to about 10,489 ft — the airplane performs like it is 3,307 ft above the field before the wheels roll.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 19.6 | 6,277 ft | 31.0 | 7,044 ft ▲ |
| February | 24.5 | 6,610 ft | 36.1 | 7,379 ft ▲ |
| March | 34.8 | 7,294 ft | 47.1 | 8,089 ft ⚠ |
| April | 42.8 | 7,814 ft | 56.4 | 8,675 ft ⚠ |
| May | 51.9 | 8,393 ft | 66.2 | 9,278 ft ⚠ |
| June | 61.8 | 9,009 ft | 78.1 | 9,991 ft ⚠ |
| July | 69.7 | 9,490 ft | 86.6 | 10,489 ft ⚠ |
| August | 67.9 | 9,381 ft | 85.0 | 10,396 ft ⚠ |
| September | 58.3 | 8,793 ft | 75.7 | 9,849 ft ⚠ |
| October | 45.5 | 7,987 ft | 60.7 | 8,941 ft ⚠ |
| November | 31.4 | 7,070 ft | 43.9 | 7,885 ft ▲ |
| December | 20.9 | 6,366 ft | 32.0 | 7,110 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 48U
DENSITY ALTITUDE high DA
Field elevation 7,182 ft — the air behaves like 10,512 ft.
- PRESSURE ALT
- 7,184 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 Wyoming fields
- KRKS — Southwest Wyoming Regional
Rock Springs · elev 6,765 ft
- KFBR — Fort Bridger
Fort Bridger · elev 7,038 ft
- KEMM — Kemmerer Municipal
Kemmerer · elev 7,289 ft
- KEVW — Evanston-Uinta County Burns Field
Evanston · elev 7,143 ft
- KBPI — Miley Meml Field
Big Piney · elev 6,994 ft
- U06 — Cokeville Municipal
Cokeville · elev 6,270 ft
- KPNA — Ralph Wenz Field
Pinedale · elev 7,096 ft
- KLND — Hunt Field
Lander · elev 5,589 ft
Frequently asked questions
How high does density altitude get at 48U in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Gtr Green River Intergalactic Spaceport reaches roughly 10,489 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 48U on an average day?
It swings with the seasons: from roughly 6,277 ft at the coldest month's average temperature to about 9,490 ft at the warmest month's — all from a constant field elevation of 7,182 ft. The month-by-month table above carries the full year.
What is the field elevation of Gtr Green River Intergalactic Spaceport?
7,182 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 48U (FAA), in Green River, Wyoming.