Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Overcast

34°F

1°C

Humidity 81%
Wind Speed S 8 mph
Barometer 29.57 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 9 Dec 11:15 pm EST
Extended Forecast for

Marysville MI

Winter Weather Advisory until December 10, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 10, 04:00pm

    NOW until 4:00pm Wed

    Winter Weather Advisory

  • Tonight

    Low: 30 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow before 3pm, then a slight chance of snow between 3pm and 4pm.  High near 37. South wind 7 to 16 mph becoming north northwest in the afternoon. Winds could gust as high as 32 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17. West northwest wind 9 to 14 mph, with gusts as high as 28 mph.

    Low: 17 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 28. West wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 28 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16. West wind 5 to 7 mph.

    Low: 16 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow before 1am.  Mostly cloudy, with a low around 15. Chance of precipitation is 50%.

    Low: 15 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow after 1pm.  Mostly cloudy, with a high near 24.

    High: 24 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Snow before 4am, then snow, possibly mixed with rain. The snow could be heavy at times. Temperature rising to around 33 by 4am. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of around 3 inches.
Wednesday
Rain and snow before 3pm, then a slight chance of snow between 3pm and 4pm. High near 37. South wind 7 to 16 mph becoming north northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around 17. West northwest wind 9 to 14 mph, with gusts as high as 28 mph.
Thursday
Partly sunny, with a high near 28. West wind 10 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 16. West wind 5 to 7 mph.
Friday
Partly sunny, with a high near 29.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 50%.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 24.
Saturday Night
A chance of snow before 1am. Mostly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 19.
Sunday Night
Partly cloudy, with a low around 7.
Monday
Mostly cloudy, with a high near 23.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 27.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Marysville MI
 42.91°N 82.47°W (Elev. 587 ft)
10:14 pm EST Dec 9, 2025
11pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
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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