Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

4 Miles N Port Huron MI

  • Tonight

    Tonight: Clear, with a low around 47. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    Low: 47 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62. Southwest wind around 7 mph.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 50. Calm wind becoming northeast around 5 mph after midnight.

    Low: 50 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 60. Northeast wind around 7 mph.

    High: 60 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. North northeast wind 6 to 9 mph becoming southeast after midnight.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 47. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 62. Southwest wind around 7 mph.
Monday Night
Increasing clouds, with a low around 50. Calm wind becoming northeast around 5 mph after midnight.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 60. Northeast wind around 7 mph.
Tuesday Night
Mostly clear, with a low around 47. North northeast wind 6 to 9 mph becoming southeast after midnight.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Port Huron MI
 43.03°N 82.42°W (Elev. 577 ft)
4:24 pm EDT Oct 18, 2026
6pm EDT Oct 18, 2026-6pm EDT Oct 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database