National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Overcast

43°F

6°C

Humidity 71%
Wind Speed Calm
Barometer 29.83 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 8 Mar 3:35 am EDT
Extended Forecast for

3 Miles W Marysville MI

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 40. West northwest wind around 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 56. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 56 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 40. South southwest wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 40 °F

    Increasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 64. South southwest wind around 11 mph, with gusts as high as 21 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. South southwest wind 3 to 6 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain. Low around 44. Chance of precipitation is 100%.

    Low: 44 °F

    Rain Likely
    then Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 58.

    High: 58 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 2am, then a chance of snow. Cloudy, with a low around 25.

    Low: 25 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 40. West northwest wind around 6 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 56. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Increasing clouds, with a low around 40. South southwest wind 6 to 9 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 64. South southwest wind around 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 41. South southwest wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Rain. Low around 44. Chance of precipitation is 100%.
Wednesday
Rain. Cloudy, with a high near 58.
Wednesday Night
Rain and snow likely before 2am, then a chance of snow. Cloudy, with a low around 25.
Thursday
A chance of snow before 8am. Mostly cloudy, with a high near 36.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 24.
Friday
Rain and snow likely. Mostly cloudy, with a high near 45. Breezy.
Friday Night
A chance of rain. Mostly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Marysville MI
 42.91°N 82.53°W (Elev. 646 ft)
Last Update:
1:36 am EST Mar 8, 2026
Forecast Valid:
3am EDT Mar 8, 2026-6pm EDT Mar 14, 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