Seward, Alaska · field elev 28 ft
Density Altitude at Seward (PAWD)
Seward sits at 28 ft, and even a typical July afternoon (62 °F) only lifts density altitude to about 263 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 | 26.2 | −2,195 ft | 31.3 | −1,834 ft |
| February | 28.9 | −2,003 ft | 34.3 | −1,623 ft |
| March | 31.1 | −1,848 ft | 37.3 | −1,414 ft |
| April | 38.8 | −1,310 ft | 45.4 | −857 ft |
| May | 46.3 | −796 ft | 53.4 | −318 ft |
| June | 52.3 | −392 ft | 59.0 | 53 ft |
| July | 56.2 | −132 ft | 62.2 | 263 ft |
| August | 55.8 | −159 ft | 62.0 | 250 ft |
| September | 49.6 | −573 ft | 55.7 | −165 ft |
| October | 40.2 | −1,213 ft | 45.7 | −837 ft |
| November | 31.4 | −1,827 ft | 36.1 | −1,497 ft |
| December | 28.2 | −2,053 ft | 33.2 | −1,700 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 PAWD
DENSITY ALTITUDE
Field elevation 28 ft — the air behaves like 250 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
- 9Z9 — Lawing
Lawing · elev 484 ft
- JLA — Quartz Creek
Cooper Landing · elev 466 ft
- PFCB — Chenega Bay
Chenega · elev 69 ft
- PAWR — Whittier
Whittier · elev 39 ft
- 5HO — Hope
Hope · elev 194 ft
- AQY — Girdwood
Girdwood · elev 164 ft
- PASX — Soldotna
Soldotna · elev 113 ft
- 5KS — Kasilof
Kasilof · elev 125 ft
Frequently asked questions
How high does density altitude get at PAWD in summer?
On a typical July afternoon — around 62 °F at the nearest NOAA normals station — density altitude at Seward reaches roughly 263 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 PAWD on an average day?
It swings with the seasons: from roughly −2,195 ft at the coldest month's average temperature to about −132 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 Seward?
28 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is PAWD (ICAO) / SWD (FAA), in Seward, Alaska.