Spencer, West Virginia · field elev 928 ft
Density Altitude at Boggs Field (KUSW)
Boggs Field sits at 928 ft, and even a typical July afternoon (83 °F) only lifts density altitude to about 2,707 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 | 30.8 | −744 ft | 39.6 | −134 ft |
| February | 33.4 | −562 ft | 43.3 | 118 ft |
| March | 41.3 | −18 ft | 52.8 | 755 ft |
| April | 52.0 | 702 ft | 65.3 | 1,572 ft |
| May | 60.9 | 1,287 ft | 73.1 | 2,070 ft |
| June | 68.8 | 1,796 ft | 80.2 | 2,515 ft |
| July | 72.5 | 2,032 ft | 83.3 | 2,707 ft |
| August | 71.3 | 1,955 ft | 82.7 | 2,670 ft |
| September | 65.2 | 1,566 ft | 77.3 | 2,334 ft |
| October | 53.7 | 815 ft | 66.1 | 1,623 ft |
| November | 42.7 | 77 ft | 53.9 | 828 ft |
| December | 35.2 | −437 ft | 43.8 | 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 KUSW
DENSITY ALTITUDE
Field elevation 928 ft — the air behaves like 2,688 ft.
- PRESSURE ALT
- 929 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 West Virginia fields
- 55I — Slate Run
Spencer · elev 1,001 ft
- I18 — Jackson County
Ravenswood · elev 758 ft
- KCRW — West Virginia International Yeager
Charleston · elev 947 ft
- KPKB — Mid-Ohio Valley Regional
Parkersburg · elev 859 ft
- 48I — Braxton County
Sutton · elev 1,276 ft
- 3I2 — Mason County
Point Pleasant · elev 643 ft
- KSXL — Summersville
Summersville · elev 1,820 ft
- 12V — Ona Airpark
Milton · elev 572 ft
Frequently asked questions
How high does density altitude get at KUSW in summer?
On a typical July afternoon — around 83 °F at the nearest NOAA normals station — density altitude at Boggs Field reaches roughly 2,707 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 KUSW on an average day?
It swings with the seasons: from roughly −744 ft at the coldest month's average temperature to about 2,032 ft at the warmest month's — all from a constant field elevation of 928 ft. The month-by-month table above carries the full year.
What is the field elevation of Boggs Field?
928 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KUSW (ICAO) / USW (FAA), in Spencer, West Virginia.