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.

Fair

19°F

-7°C

Humidity 58%
Wind Speed SE 7 mph
Barometer 30.60 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 2 Mar 8:55 am EST
Extended Forecast for

Marine City MI

  • Today

    Today: Sunny, with a high near 34. Southeast wind 5 to 8 mph.

    High: 34 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Light southeast wind.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of freezing rain before 10am, then a chance of rain. Mostly cloudy, with a high near 41. Calm wind becoming east southeast around 5 mph. Chance of precipitation is 50%.

    High: 41 °F

    Chance
    Rain/Freezing
    Rain then
    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 1pm. Partly sunny, with a high near 46. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 40%.

    High: 46 °F

    Partly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Thursday

    Thursday: Rain. High near 49. Chance of precipitation is 80%.

    High: 49 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain before 1am. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Friday

    Friday: A chance of rain after 1pm. Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 34. Southeast wind 5 to 8 mph.
Tonight
Partly cloudy, with a low around 23. Light southeast wind.
Tuesday
A chance of freezing rain before 10am, then a chance of rain. Mostly cloudy, with a high near 41. Calm wind becoming east southeast around 5 mph. Chance of precipitation is 50%.
Tuesday Night
Mostly cloudy, with a low around 32. Calm wind.
Wednesday
A chance of rain after 1pm. Partly sunny, with a high near 46. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 40%.
Wednesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Thursday
Rain. High near 49. Chance of precipitation is 80%.
Thursday Night
A chance of rain before 1am. Mostly cloudy, with a low around 39.
Friday
A chance of rain after 1pm. Mostly cloudy, with a high near 55.
Friday Night
Rain likely. Mostly cloudy, with a low around 49.
Saturday
Rain likely. Mostly cloudy, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marine City MI
 42.71°N 82.49°W (Elev. 581 ft)
Last Update:
3:35 am EST Mar 2, 2026
Forecast Valid:
9am EST Mar 2, 2026-6pm EDT Mar 8, 2026
 
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