National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Overcast

39°F

4°C

Humidity 70%
Wind Speed NW 9 G 17 mph
Barometer 29.83 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 31 Mar 5:15 pm EDT
Extended Forecast for

Port Huron MI

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. North northwest wind around 11 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. North northeast wind around 9 mph.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a steady temperature around 34. East wind 6 to 9 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Rain. High near 61. Southeast wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 61 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm before 2am, then rain likely. Low around 53. South wind 13 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 53 °F

    Rain

  • Thursday

    Thursday: Rain likely before 8am. Partly sunny, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Rain Likely
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain after 2am. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. North northwest wind around 11 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 38. North northeast wind around 9 mph.
Tuesday Night
Increasing clouds, with a steady temperature around 34. East wind 6 to 9 mph.
Wednesday
Rain. High near 61. Southeast wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain and possibly a thunderstorm before 2am, then rain likely. Low around 53. South wind 13 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Thursday
Rain likely before 8am. Partly sunny, with a high near 64. Chance of precipitation is 60%.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 47.
Friday Night
A chance of rain after 2am. Mostly cloudy, with a low around 37.
Saturday
A chance of rain. Mostly cloudy, with a high near 48.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 36.
Sunday
Mostly cloudy, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Huron MI
 42.99°N 82.46°W (Elev. 600 ft)
Last Update:
4:24 pm EDT Mar 31, 2025
Forecast Valid:
5pm EDT Mar 31, 2025-6pm EDT Apr 7, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation