Selawik, Alaska · field elev 17 ft
Density Altitude at Selawik (PASK)
Selawik sits at 17 ft, and even a typical July afternoon (60 °F) only lifts density altitude to about 112 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 | −1.9 | −4,290 ft | 4.5 | −3,802 ft |
| February | 1.4 | −4,037 ft | 8.6 | −3,494 ft |
| March | 1.5 | −4,030 ft | 9.1 | −3,457 ft |
| April | 16.3 | −2,925 ft | 23.8 | −2,381 ft |
| May | 33.1 | −1,721 ft | 39.0 | −1,310 ft |
| June | 47.5 | −729 ft | 53.2 | −345 ft |
| July | 55.3 | −206 ft | 60.1 | 112 ft |
| August | 52.1 | −419 ft | 56.6 | −119 ft |
| September | 43.1 | −1,028 ft | 47.5 | −729 ft |
| October | 26.9 | −2,159 ft | 30.8 | −1,883 ft |
| November | 10.8 | −3,330 ft | 15.9 | −2,954 ft |
| December | 2.4 | −3,961 ft | 8.6 | −3,494 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 PASK
DENSITY ALTITUDE
Field elevation 17 ft — the air behaves like 105 ft.
- PRESSURE ALT
- 18 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 Alaska fields
- PAIK — Bob Baker Meml
Kiana · elev 179 ft
- PFNO — Robert/Bob/Curtis Meml
Noorvik · elev 55 ft
- PABL — Buckland
Buckland · elev 29 ft
- PAFM — Ambler
Ambler · elev 293 ft
- PAOT — Ralph Wien Meml
Kotzebue · elev 15 ft
- PAGH — Shungnak
Shungnak · elev 205 ft
- PADE — Deering
Deering · elev 30 ft
- PAOB — Kobuk
Kobuk · elev 142 ft
Frequently asked questions
How high does density altitude get at PASK in summer?
On a typical July afternoon — around 60 °F at the nearest NOAA normals station — density altitude at Selawik reaches roughly 112 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 PASK on an average day?
It swings with the seasons: from roughly −4,290 ft at the coldest month's average temperature to about −206 ft at the warmest month's — all from a constant field elevation of 17 ft. The month-by-month table above carries the full year.
What is the field elevation of Selawik?
17 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is PASK (ICAO) / WLK (FAA), in Selawik, Alaska.