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

27°F

-3°C

Humidity 69%
Wind Speed NE 5 mph
Barometer 30.24 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 3 Mar 7:36 am EST
Extended Forecast for

Marine City MI

  • Today

    Today: A slight chance of drizzle between 10am and 4pm. Mostly cloudy, with a high near 40. Calm wind becoming east southeast around 5 mph.

    High: 40 °F

    Slight Chance
    Drizzle

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 34. Light east wind. Chance of precipitation is 30%.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain, mainly after 1pm. High near 47. East wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain likely before 1am. Cloudy, with a low around 40. Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely

  • Friday

    Friday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

  • Saturday

    Saturday: Rain, mainly before 1pm. Mostly cloudy, with a high near 62.

    High: 62 °F

    Rain

Detailed Forecast

Today
A slight chance of drizzle between 10am and 4pm. Mostly cloudy, with a high near 40. Calm wind becoming east southeast around 5 mph.
Tonight
Mostly cloudy, with a low around 28. Calm wind.
Wednesday
Mostly sunny, with a high near 47. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 34. Light east wind. Chance of precipitation is 30%.
Thursday
Rain, mainly after 1pm. High near 47. East wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely before 1am. Cloudy, with a low around 40. Chance of precipitation is 60%.
Friday
Mostly cloudy, with a high near 55.
Friday Night
Rain likely. Mostly cloudy, with a low around 47.
Saturday
Rain, mainly before 1pm. Mostly cloudy, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Sunny, with a high near 57.
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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:
3:49 am EST Mar 3, 2026
Forecast Valid:
7am EST Mar 3, 2026-6pm EDT Mar 9, 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