Topinabee, Michigan · field elev 690 ft
Density Altitude at Pbeaaye (Y30)
Pbeaaye sits at 690 ft, and even a typical July afternoon (78 °F) only lifts density altitude to about 2,086 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 | 17.0 | −2,026 ft | 25.6 | −1,408 ft |
| February | 17.6 | −1,983 ft | 28.0 | −1,238 ft |
| March | 26.0 | −1,380 ft | 37.4 | −582 ft |
| April | 39.0 | −472 ft | 50.8 | 328 ft |
| May | 52.1 | 414 ft | 65.0 | 1,260 ft |
| June | 61.9 | 1,059 ft | 74.7 | 1,879 ft |
| July | 66.2 | 1,337 ft | 78.0 | 2,086 ft |
| August | 64.9 | 1,253 ft | 77.4 | 2,049 ft |
| September | 57.7 | 785 ft | 70.1 | 1,587 ft |
| October | 45.6 | −22 ft | 55.8 | 660 ft |
| November | 35.1 | −741 ft | 43.3 | −178 ft |
| December | 24.9 | −1,458 ft | 32.0 | −957 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 Y30
DENSITY ALTITUDE
Field elevation 690 ft — the air behaves like 2,086 ft.
- PRESSURE ALT
- 691 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 Michigan fields
- KSLH — Cheboygan County
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- KPLN — Pellston Regional/Emmet County
Pellston · elev 721 ft
- 2M7 — Hoffman'S Black Mountain Aerodrome
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- 6Y1 — Bois Blanc Island
Bois Blanc Island · elev 664 ft
- KMGN — Harbor Springs
Harbor Springs · elev 686 ft
- KMCD — Mackinac Island
Mackinac Island · elev 741 ft
- 83D — Mackinac County
St Ignace · elev 624 ft
Frequently asked questions
How high does density altitude get at Y30 in summer?
On a typical July afternoon — around 78 °F at the nearest NOAA normals station — density altitude at Pbeaaye reaches roughly 2,086 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 Y30 on an average day?
It swings with the seasons: from roughly −2,026 ft at the coldest month's average temperature to about 1,337 ft at the warmest month's — all from a constant field elevation of 690 ft. The month-by-month table above carries the full year.
What is the field elevation of Pbeaaye?
690 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is Y30 (FAA), in Topinabee, Michigan.