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

34°F

1°C

Humidity 56%
Wind Speed W 3 mph
Barometer 29.92 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 2 Dec 1:56 pm EST
Extended Forecast for

Marine City MI

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 29. West northwest wind around 6 mph.

    High: 29 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 21. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 21 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A chance of snow showers after 1pm. Cloudy, with a high near 33. Southwest wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 33 °F

    Cloudy then
    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Snow showers likely before 1am. Mostly cloudy, with a low around 15. West northwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Snow Showers
    Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 22. West northwest wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 29. West northwest wind around 6 mph.
Tonight
Increasing clouds, with a low around 21. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Wednesday
A chance of snow showers after 1pm. Cloudy, with a high near 33. Southwest wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Wednesday Night
Snow showers likely before 1am. Mostly cloudy, with a low around 15. West northwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 22. West northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 26.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Mostly cloudy, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 11.
Monday
Partly sunny, 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:
10:13 am EST Dec 2, 2025
Forecast Valid:
2pm EST Dec 2, 2025-6pm EST Dec 8, 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