Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

64°F

18°C

Humidity 43%
Wind Speed S 13 mph
Barometer 30.00 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 6 Oct 5:35 pm EDT
Extended Forecast for

Port Huron MI

  • Tonight

    Tonight: Increasing clouds, with a low around 54. South wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. South southwest wind around 11 mph, with gusts as high as 21 mph.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. West wind 7 to 9 mph.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. West northwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. West northwest wind 5 to 7 mph.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

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

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 54. South wind 9 to 11 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 72. South southwest wind around 11 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 50. West wind 7 to 9 mph.
Thursday
Sunny, with a high near 65. West northwest wind 7 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 45. West northwest wind 5 to 7 mph.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 50.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 58.
Sunday
A chance of rain after 2pm. Mostly sunny, with a high near 72.
Sunday Night
A chance of rain. Partly cloudy, with a low around 55.
Columbus Day
Mostly sunny, with a high near 69.
Monday Night
A chance of rain. Mostly cloudy, with a low around 53.
Tuesday
A chance of rain. Partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Huron MI
 42.99°N 82.43°W (Elev. 600 ft)
4:24 pm EDT Oct 6, 2026
5pm EDT Oct 6, 2026-6pm EDT Oct 13, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database