Chignik Lagoon, Alaska · field elev 28 ft
Density Altitude at Chignik Lagoon (KCL)
Chignik Lagoon sits at 28 ft, and even its warmest typical afternoon (August, 57 °F) leaves density altitude around −79 ft — below the field elevation itself. Cold, dense air is the norm here; watch for the opposite altimetry problem on cold days instead.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 30.9 | −1,862 ft | 35.2 | −1,560 ft |
| February | 31.4 | −1,827 ft | 34.9 | −1,581 ft |
| March | 30.8 | −1,869 ft | 34.7 | −1,595 ft |
| April | 35.3 | −1,553 ft | 39.5 | −1,262 ft |
| May | 40.9 | −1,165 ft | 45.5 | −851 ft |
| June | 47.2 | −735 ft | 51.9 | −419 ft |
| July | 51.4 | −452 ft | 56.1 | −139 ft |
| August | 52.5 | −379 ft | 57.0 | −79 ft |
| September | 48.7 | −634 ft | 53.4 | −318 ft |
| October | 41.2 | −1,145 ft | 45.5 | −851 ft |
| November | 36.4 | −1,477 ft | 40.1 | −1,220 ft |
| December | 32.7 | −1,735 ft | 36.5 | −1,470 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 KCL
DENSITY ALTITUDE
Field elevation 28 ft — the air behaves like −79 ft.
- PRESSURE ALT
- 29 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
- PAJC — Chignik
Chignik · elev 18 ft
- A79 — Chignik Lake
Chignik Lake · elev 50 ft
- PAPE — Perryville
Perryville · elev 30 ft
- PAPH — Port Heiden
Port Heiden · elev 95 ft
- Z52 — Johnsons Landing
Bear Lake · elev 130 ft
- UGB — Ugashik Bay
Pilot Point · elev 132 ft
- 9A8 — Ugashik
Ugashik · elev 44 ft
- PAPN — Pilot Point
Pilot Point · elev 57 ft
Frequently asked questions
How high does density altitude get at KCL in summer?
On a typical August afternoon — around 57 °F at the nearest NOAA normals station — density altitude at Chignik Lagoon reaches roughly −79 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 KCL on an average day?
It swings with the seasons: from roughly −1,869 ft at the coldest month's average temperature to about −379 ft at the warmest month's — all from a constant field elevation of 28 ft. The month-by-month table above carries the full year.
What is the field elevation of Chignik Lagoon?
28 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KCL (FAA), in Chignik Lagoon, Alaska.