Birchwood, Alaska · field elev 83 ft
Density Altitude at Birchwood (PABV)
Birchwood sits at 83 ft, and even a typical July afternoon (68 °F) only lifts density altitude to about 700 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 | 14.7 | −2,959 ft | 22.6 | −2,384 ft |
| February | 20.1 | −2,565 ft | 28.5 | −1,963 ft |
| March | 25.1 | −2,205 ft | 34.3 | −1,554 ft |
| April | 38.2 | −1,283 ft | 47.7 | −633 ft |
| May | 48.4 | −586 ft | 59.0 | 121 ft |
| June | 56.1 | −71 ft | 65.8 | 565 ft |
| July | 59.3 | 140 ft | 67.9 | 700 ft |
| August | 56.7 | −31 ft | 65.4 | 539 ft |
| September | 48.2 | −599 ft | 56.7 | −31 ft |
| October | 35.3 | −1,485 ft | 43.2 | −939 ft |
| November | 21.6 | −2,456 ft | 29.0 | −1,927 ft |
| December | 17.3 | −2,768 ft | 24.9 | −2,219 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 PABV
DENSITY ALTITUDE
Field elevation 83 ft — the air behaves like 707 ft.
- PRESSURE ALT
- 84 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
- PAWS — Wasilla
Wasilla · elev 354 ft
- Z40 — Goose Bay
Goose Bay · elev 78 ft
- PAGQ — Big Lake
Big Lake · elev 162 ft
- A13 — Bold
Anchorage · elev 900 ft
- PAMR — Merrill Field
Anchorage · elev 143 ft
- AK1 — Butte Municipal
Palmer · elev 64 ft
- PAAQ — Warren "Bud" Woods Palmer Municipal
Palmer · elev 249 ft
- PALH — Lake Hood
Anchorage · elev 79 ft
Frequently asked questions
How high does density altitude get at PABV in summer?
On a typical July afternoon — around 68 °F at the nearest NOAA normals station — density altitude at Birchwood reaches roughly 700 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 PABV on an average day?
It swings with the seasons: from roughly −2,959 ft at the coldest month's average temperature to about 140 ft at the warmest month's — all from a constant field elevation of 83 ft. The month-by-month table above carries the full year.
What is the field elevation of Birchwood?
83 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is PABV (ICAO) / BCV (FAA), in Birchwood, Alaska.