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

68°F

20°C

Humidity 33%
Wind Speed S 8 G 20 mph
Barometer 29.75 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 9 Mar 6:15 pm EDT
Extended Forecast for

Marine City MI

  • Tonight

    Tonight: Increasing clouds, with a low around 45. South southwest wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 18 mph.

    Low: 45 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of rain after 4pm. Mostly cloudy, with a high near 58. North wind 5 to 8 mph. Chance of precipitation is 30%.

    High: 58 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 8pm. Low around 42. North northeast wind 6 to 8 mph becoming south southeast after midnight. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain Likely
    then Rain

  • Wednesday

    Wednesday: Rain. High near 55. South southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm, then a chance of snow between 11pm and 2am. Mostly cloudy, with a low around 28. West northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of snow after 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Partly Cloudy
    then Chance
    Snow

  • Friday

    Friday: Rain and snow likely, mainly before 2pm. Mostly cloudy, with a high near 43. Breezy.

    High: 43 °F

    Rain/Snow
    Likely and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 45. South southwest wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 18 mph.
Tuesday
A chance of rain after 4pm. Mostly cloudy, with a high near 58. North wind 5 to 8 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 8pm. Low around 42. North northeast wind 6 to 8 mph becoming south southeast after midnight. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 55. South southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
A chance of rain before 11pm, then a chance of snow between 11pm and 2am. Mostly cloudy, with a low around 28. West northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
A chance of snow after 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Friday
Rain and snow likely, mainly before 2pm. Mostly cloudy, with a high near 43. Breezy.
Friday Night
Partly cloudy, with a low around 28.
Saturday
A chance of snow after 2pm. Partly sunny, with a high near 38.
Saturday Night
Rain and snow likely. Cloudy, with a low around 30.
Sunday
Rain and snow. Mostly cloudy, with a high near 44.
Sunday Night
Rain and snow. Mostly cloudy, with a low around 21. Blustery.
Monday
A chance of snow. Mostly cloudy, with a high near 28.
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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 Mar 9, 2026
Forecast Valid:
6pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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