Pressure Altitude Calculator
Calculate pressure altitude from field elevation and altimeter setting. Foundation for density altitude and performance calculations.
Inputs
ft MSL
Sea level to ~14,000 ft for US airports
inHg
Typical: 29.82–30.12 inHg
Results
Pressure Altitude
5,000 ft
Pressure Correction0 ft
ISA Temperature at PA5°C
Atmospheric Pressure843 hPa
Pressure Altitude
5,000 ft
How to Use This Calculator
- Enter your airport's field elevation from the sectional chart or airport directory.
- Enter the current altimeter setting from ATIS, AWOS, or METAR.
- The result is your pressure altitude — use it in POH performance charts.
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