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.

Mostly Cloudy

34°F

1°C

Humidity 87%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 18 Nov 10:15 am EST
Extended Forecast for

Marine City MI

  • Today

    Today: A slight chance of snow before noon, then a slight chance of rain. Cloudy, with a high near 40. Light and variable wind. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain

  • Tonight

    Tonight: A chance of snow before 7pm, then a chance of rain between 7pm and 1am. Cloudy, then gradually becoming partly cloudy, with a low around 27. North northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Wednesday

    Wednesday: Increasing clouds, with a high near 45. North northeast wind 3 to 5 mph.

    High: 45 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. Light east wind.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 48. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 48 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain. Cloudy, with a low around 38. Chance of precipitation is 40%.

    Low: 38 °F

    Chance Rain

  • Friday

    Friday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Friday Night

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

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of snow before noon, then a slight chance of rain. Cloudy, with a high near 40. Light and variable wind. Chance of precipitation is 20%.
Tonight
A chance of snow before 7pm, then a chance of rain between 7pm and 1am. Cloudy, then gradually becoming partly cloudy, with a low around 27. North northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Wednesday
Increasing clouds, with a high near 45. North northeast wind 3 to 5 mph.
Wednesday Night
Mostly cloudy, with a low around 30. Light east wind.
Thursday
Mostly cloudy, with a high near 48. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Thursday Night
A chance of rain. Cloudy, with a low around 38. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marine City MI
 42.71°N 82.49°W (Elev. 581 ft)
Last Update:
6:13 am EST Nov 18, 2025
Forecast Valid:
10am EST Nov 18, 2025-6pm EST Nov 24, 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