Point Lay, Alaska · field elev 29 ft
Density Altitude at Point Lay Lrrs (PPIZ)
Point Lay Lrrs sits at 29 ft, and even its warmest typical afternoon (July, 52 °F) leaves density altitude around −397 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 | −10.8 | −4,966 ft | −3.9 | −4,428 ft |
| February | −11.4 | −5,014 ft | −4.7 | −4,490 ft |
| March | −10.6 | −4,951 ft | −3.5 | −4,398 ft |
| April | 3.8 | −3,840 ft | 10.8 | −3,315 ft |
| May | 24.1 | −2,344 ft | 28.9 | −2,002 ft |
| June | 39.4 | −1,267 ft | 45.9 | −822 ft |
| July | 45.5 | −849 ft | 52.2 | −397 ft |
| August | 43.1 | −1,013 ft | 48.5 | −646 ft |
| September | 34.9 | −1,580 ft | 38.9 | −1,302 ft |
| October | 20.9 | −2,575 ft | 25.7 | −2,230 ft |
| November | 5.4 | −3,719 ft | 11.8 | −3,241 ft |
| December | −6.6 | −4,638 ft | −0.3 | −4,152 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 PPIZ
DENSITY ALTITUDE
Field elevation 29 ft — the air behaves like −411 ft.
- PRESSURE ALT
- 30 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
- PAWI — Wainwright
Wainwright · elev 45 ft
- PAPO — Point Hope
Point Hope · elev 21 ft
- PATQ — Atqasuk Edward Burnell Sr Meml
Atqasuk · elev 101 ft
- PAVL — Kivalina
Kivalina · elev 18 ft
- PAWN — Noatak
Noatak · elev 92 ft
- PABR — Wiley Post-Will Rogers Meml
Utqiagvik · elev 49 ft
- PAOT — Ralph Wien Meml
Kotzebue · elev 15 ft
- PAIK — Bob Baker Meml
Kiana · elev 179 ft
Frequently asked questions
How high does density altitude get at PPIZ in summer?
On a typical July afternoon — around 52 °F at the nearest NOAA normals station — density altitude at Point Lay Lrrs reaches roughly −397 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 PPIZ on an average day?
It swings with the seasons: from roughly −5,014 ft at the coldest month's average temperature to about −849 ft at the warmest month's — all from a constant field elevation of 29 ft. The month-by-month table above carries the full year.
What is the field elevation of Point Lay Lrrs?
29 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is PPIZ (ICAO) / PIZ (FAA), in Point Lay, Alaska.