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

21°F

-6°C

Humidity 63%
Wind Speed N 5 mph
Barometer 30.22 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 23 Feb 6:15 pm EST
Extended Forecast for

Marine City MI

  • Tonight

    Tonight: Partly cloudy, with a low around 12. North northwest wind 6 to 13 mph, with gusts as high as 22 mph.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow after 5pm. Partly sunny, with a high near 32. Light and variable wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    High: 32 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly between 7pm and 1am. Mostly cloudy, with a steady temperature around 31. West southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 31 °F

    Snow Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 33. West wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 33 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17. West wind 5 to 8 mph becoming calm after midnight.

    Low: 17 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of snow. Mostly sunny, with a high near 30. Chance of precipitation is 30%.

    High: 30 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 12. North northwest wind 6 to 13 mph, with gusts as high as 22 mph.
Tuesday
A slight chance of snow after 5pm. Partly sunny, with a high near 32. Light and variable wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
Snow likely, mainly between 7pm and 1am. Mostly cloudy, with a steady temperature around 31. West southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Wednesday
Mostly cloudy, with a high near 33. West wind 10 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 17. West wind 5 to 8 mph becoming calm after midnight.
Thursday
A chance of snow. Mostly sunny, with a high near 30. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Partly sunny, with a high near 26.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 15.
Monday
A chance of snow. Partly sunny, with a high near 26.
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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 pm EST Feb 23, 2026
Forecast Valid:
6pm EST Feb 23, 2026-6pm EST Mar 2, 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