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 80%
Wind Speed NW 8 mph
Barometer 30.07 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 23 Feb 3:55 am EST
Extended Forecast for

Marysville MI

  • Overnight

    Overnight: Snow showers likely. Mostly cloudy, with a steady temperature around 28. North wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

    Low: 28 °F

    Snow Showers
    Likely

  • Monday

    Monday: Snow showers likely before 1pm, then a chance of flurries between 1pm and 4pm. Mostly cloudy, with a temperature falling to around 21 by 4pm. North wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 26 °F⇓

    Snow Showers
    Likely then
    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11. North northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow after 1pm. Partly sunny, with a high near 31. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 31 °F

    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly before 1am. Low around 27. South wind 10 to 13 mph becoming west southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 27 °F

    Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of snow after 1pm. Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny
    then Chance
    Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow showers likely. Mostly cloudy, with a steady temperature around 28. North wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Monday
Snow showers likely before 1pm, then a chance of flurries between 1pm and 4pm. Mostly cloudy, with a temperature falling to around 21 by 4pm. North wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 11. North northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Tuesday
A chance of snow after 1pm. Partly sunny, with a high near 31. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
Snow, mainly before 1am. Low around 27. South wind 10 to 13 mph becoming west southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
Mostly cloudy, with a high near 32.
Wednesday Night
Partly cloudy, with a low around 14.
Thursday
A chance of snow after 1pm. Partly sunny, with a high near 28.
Thursday Night
Partly cloudy, with a low around 15.
Friday
Sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 40.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 19.
Sunday
Partly sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marysville MI
 42.91°N 82.47°W (Elev. 587 ft)
Last Update:
3:49 am EST Feb 23, 2026
Forecast Valid:
4am EST Feb 23, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation