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

25°F

-4°C

Humidity 69%
Wind Speed E 5 mph
Barometer 30.52 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 7 Apr 9:35 pm EDT
Extended Forecast for

Marine City MI

  • Tonight

    Tonight: Clear, with a low around 24. Light southeast wind.

    Low: 24 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50. South wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. South wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain before 2pm. Partly sunny, with a high near 66. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 66 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely after 2am. Mostly cloudy, with a low around 41. West wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Mostly Cloudy
    then Rain
    Likely

  • Friday

    Friday: Rain, mainly before 2pm. High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain before 8pm. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.

    Low: 34 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 24. Light southeast wind.
Wednesday
Mostly sunny, with a high near 50. South wind 6 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 43. South wind 10 to 14 mph, with gusts as high as 24 mph.
Thursday
A chance of rain before 2pm. Partly sunny, with a high near 66. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Thursday Night
Rain likely after 2am. Mostly cloudy, with a low around 41. West wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain, mainly before 2pm. High near 51. Chance of precipitation is 80%.
Friday Night
A chance of rain before 8pm. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Partly sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
A chance of rain. Mostly cloudy, with a high near 73. Breezy.
Monday Night
Rain likely. Mostly cloudy, with a low around 56.
Tuesday
Rain likely. Mostly cloudy, with a high near 69.
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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:
4:24 pm EDT Apr 7, 2026
Forecast Valid:
9pm EDT Apr 7, 2026-6pm EDT Apr 14, 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