Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

41°F

5°C

Humidity 57%
Wind Speed S 7 mph
Barometer 30.19 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 8 Apr 11:35 pm EDT
Extended Forecast for

Marine City MI

  • Tonight

    Tonight: Partly cloudy, with a low around 42. South wind around 11 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain, mainly between 11am and 3pm.  Partly sunny, with a high near 66. Southwest wind around 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 50%.

    High: 66 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely after 2am.  Mostly cloudy, with a low around 41. West southwest wind around 6 mph becoming light and variable  in the evening.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Mostly Cloudy
    then Rain
    Likely

  • Friday

    Friday: Rain, mainly before 2pm.  High near 50. North wind 3 to 7 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain before 8pm.  Mostly cloudy, with a low around 33. North wind 3 to 6 mph.  Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain before 2pm.  Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain after 2am.  Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. South wind around 11 mph, with gusts as high as 21 mph.
Thursday
A chance of rain, mainly between 11am and 3pm. Partly sunny, with a high near 66. Southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Thursday Night
Rain likely after 2am. Mostly cloudy, with a low around 41. West southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain, mainly before 2pm. High near 50. North wind 3 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A chance of rain before 8pm. Mostly cloudy, with a low around 33. North wind 3 to 6 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
A chance of rain before 2pm. Mostly cloudy, with a high near 67.
Sunday Night
A chance of rain after 2am. Mostly cloudy, with a low around 58.
Monday
A chance of rain. Mostly cloudy, with a high near 73.
Monday Night
A chance of rain. Mostly cloudy, with a low around 56.
Tuesday
Rain likely. Mostly cloudy, with a high near 71.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 46.
Wednesday
A chance of rain. Mostly cloudy, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Marine City MI
 42.71°N 82.49°W (Elev. 581 ft)
4:24 pm EDT Apr 8, 2026
11pm EDT Apr 8, 2026-6pm EDT Apr 15, 2026
 
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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