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

32°F

0°C

Humidity 44%
Wind Speed SE 6 mph
Barometer 30.49 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 2 Mar 2:15 pm EST
Extended Forecast for

Marine City MI

  • This Afternoon

    This Afternoon: Sunny, with a high near 33. Southeast wind around 7 mph.

    High: 33 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Light east southeast wind.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 1pm. Mostly cloudy, with a high near 42. Calm wind becoming east southeast around 5 mph. Chance of precipitation is 30%.

    High: 42 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

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

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: Rain, mainly after 1pm. High near 49. Chance of precipitation is 80%.

    High: 49 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain likely before 1am. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Rain Likely

  • Friday

    Friday: A chance of rain after 1pm. Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 33. Southeast wind around 7 mph.
Tonight
Partly cloudy, with a low around 23. Light east southeast wind.
Tuesday
A chance of rain after 1pm. Mostly cloudy, with a high near 42. Calm wind becoming east southeast around 5 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 29. Calm wind.
Wednesday
Mostly sunny, with a high near 47. Calm wind becoming east southeast around 5 mph in the afternoon.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Thursday
Rain, mainly after 1pm. High near 49. Chance of precipitation is 80%.
Thursday Night
Rain likely before 1am. Mostly cloudy, with a low around 41.
Friday
A chance of rain after 1pm. Mostly cloudy, with a high near 54.
Friday Night
Rain likely. Mostly cloudy, with a low around 47.
Saturday
Rain likely. Mostly cloudy, with a high near 63.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 54.
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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:
1:24 pm EST Mar 2, 2026
Forecast Valid:
2pm EST Mar 2, 2026-6pm EDT Mar 8, 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