Myrtle Creek, Oregon · field elev 619 ft
Density Altitude at Myrtle Creek Municipal (16S)
Myrtle Creek Municipal sits at 619 ft, and even a typical August afternoon (89 °F) only lifts density altitude to about 2,668 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 | 44.8 | −164 ft | 52.7 | 366 ft |
| February | 47.2 | −2 ft | 57.1 | 658 ft |
| March | 50.2 | 200 ft | 61.5 | 946 ft |
| April | 53.8 | 440 ft | 66.2 | 1,250 ft |
| May | 60.1 | 854 ft | 73.6 | 1,722 ft |
| June | 65.3 | 1,192 ft | 79.5 | 2,093 ft |
| July | 71.7 | 1,602 ft | 88.2 | 2,631 ft |
| August | 71.4 | 1,583 ft | 88.8 | 2,668 ft |
| September | 66.0 | 1,237 ft | 83.6 | 2,348 ft |
| October | 57.1 | 658 ft | 71.0 | 1,557 ft |
| November | 49.3 | 139 ft | 57.9 | 710 ft |
| December | 43.7 | −239 ft | 50.6 | 226 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 16S
DENSITY ALTITUDE
Field elevation 619 ft — the air behaves like 2,680 ft.
- PRESSURE ALT
- 620 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 Oregon fields
- 5S1 — George Felt
Roseburg · elev 428 ft
- KRBG — Roseburg Regional
Roseburg · elev 533 ft
- 3S8 — Grants Pass
Grants Pass · elev 1,130 ft
- 6S6 — Powers
Powers · elev 326 ft
- 64S — Prospect State
Prospect · elev 2,578 ft
- 3S6 — Toketee State
Clearwater · elev 3,361 ft
- KMFR — Rogue Valley International/Medford
Medford · elev 1,335 ft
- KOTH — Southwest Oregon Regional
North Bend · elev 17 ft
Frequently asked questions
How high does density altitude get at 16S in summer?
On a typical August afternoon — around 89 °F at the nearest NOAA normals station — density altitude at Myrtle Creek Municipal reaches roughly 2,668 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 16S on an average day?
It swings with the seasons: from roughly −239 ft at the coldest month's average temperature to about 1,602 ft at the warmest month's — all from a constant field elevation of 619 ft. The month-by-month table above carries the full year.
What is the field elevation of Myrtle Creek Municipal?
619 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 16S (FAA), in Myrtle Creek, Oregon.