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.

Overcast

30°F

-1°C

Humidity 69%
Wind Speed SW 6 mph
Barometer 30.15 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 12 Jan 2:55 am EST
Extended Forecast for

3 Miles SSW Marine City MI

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 29. Southwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 37. West southwest wind 11 to 14 mph, with gusts as high as 25 mph.

    High: 37 °F

    Partly Sunny

  • Monday Night

    Monday Night: Cloudy, then gradually becoming partly cloudy, with a low around 29. Southwest wind 6 to 8 mph.

    Low: 29 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: A chance of rain after 1pm. Mostly cloudy, with a high near 41. South southwest wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 41 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 33. Southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain before 1pm, then rain and snow likely. Cloudy, with a high near 39. Chance of precipitation is 70%.

    High: 39 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 15. Chance of precipitation is 50%.

    Low: 15 °F

    Chance Snow

  • Thursday

    Thursday: Mostly cloudy, with a high near 23.

    High: 23 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 29. Southwest wind around 10 mph, with gusts as high as 23 mph.
Monday
Partly sunny, with a high near 37. West southwest wind 11 to 14 mph, with gusts as high as 25 mph.
Monday Night
Cloudy, then gradually becoming partly cloudy, with a low around 29. Southwest wind 6 to 8 mph.
Tuesday
A chance of rain after 1pm. Mostly cloudy, with a high near 41. South southwest wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 33. Southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain before 1pm, then rain and snow likely. Cloudy, with a high near 39. Chance of precipitation is 70%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 15. Chance of precipitation is 50%.
Thursday
Mostly cloudy, with a high near 23.
Thursday Night
Mostly cloudy, with a low around 16.
Friday
A chance of snow. Partly sunny, with a high near 28.
Friday Night
A chance of snow. Mostly cloudy, with a low around 18.
Saturday
A chance of snow. Mostly cloudy, with a high near 30.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 16.
Sunday
A chance of snow. Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Marine City MI
 42.69°N 82.49°W (Elev. 577 ft)
Last Update:
8:50 pm EST Jan 11, 2026
Forecast Valid:
3am EST Jan 12, 2026-6pm EST Jan 18, 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