St Clair County International (KPHN)
Non-towered public-use airport serving Port Huron, Michigan, at 650 ft elevation.
Elevation650 ft
ControlNon-towered
Longest runway5,104 ft
Magnetic variation7° W
Live weather
Forecast (TAF)
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Frequencies
| AWOS/ASOS | 118.375 |
|---|---|
| CTAF | 123.05 |
| UNICOM | 123.05 |
| Approach/Departure | 119.6 Selfridge |
Runways
| Runway | Size | Surface | Lights |
|---|---|---|---|
| 04/22 | 5,104 × 100 ft | Asphalt | High intensity |
| 10/28 | 4,000 × 75 ft | Asphalt | Medium intensity |
Fuel: 100LL, A+. Sectional: Detroit.
Nearby airports
D99Robertson Field9 NM SW39GAvoca9 NM NW2E2Sharpe's Strip11 NM W76GMarine City12 NM SD20Yale17 NM NW57DRay Community19 NM SW
Before you fly here
- Read the FAA Chart Supplement entry for PHN: traffic pattern, CTAF/UNICOM, hours, fuel and remarks.
- Check NOTAMs and get a weather briefing at 1800wxbrief.com.
- Study the airport diagram and the sectional around KPHN for airspace and terrain.
- More detail: AirNav · SkyVector
Airport data from the FAA National Airspace System Resource (NASR) subscription effective Oct 1, 2026; magnetic variation as published for 1985. Weather is live from aviationweather.gov. Always confirm with current official sources before flight. This guide is a study aid.