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

27°F

-3°C

Humidity 80%
Wind Speed SW 3 mph
Barometer 30.01 in
Dewpoint 21°F (-6°C)
Visibility 7.00 mi
Last update 3 Dec 9:55 pm EST
Extended Forecast for

Marysville MI

  • Tonight

    Tonight: Scattered snow showers, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 16. West northwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    Low: 16 °F

    Scattered
    Snow Showers
    then Isolated
    Snow Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 22. West northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 10. Calm wind becoming south southwest around 6 mph after midnight.

    Low: 10 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 28. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 28 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20. Southwest wind around 6 mph.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 1pm. Partly sunny, with a high near 30.

    High: 30 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Scattered snow showers, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 16. West northwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 22. West northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 10. Calm wind becoming south southwest around 6 mph after midnight.
Friday
Partly sunny, with a high near 28. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 20. Southwest wind around 6 mph.
Saturday
Mostly cloudy, with a high near 34.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
A chance of snow before 1pm. Partly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 12.
Monday
Partly sunny, with a high near 26.
Monday Night
A chance of snow. Mostly cloudy, with a low around 14.
Tuesday
Snow likely. Mostly cloudy, with a high near 32.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 23.
Wednesday
Rain and snow likely. Mostly cloudy, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marysville MI
 42.91°N 82.47°W (Elev. 587 ft)
Last Update:
9:36 pm EST Dec 3, 2025
Forecast Valid:
10pm EST Dec 3, 2025-6pm EST Dec 10, 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