Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

27°F

-3°C

Humidity 43%
Wind Speed SW 6 mph
Barometer 29.96 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 26 Feb 12:15 pm EST
Extended Forecast for

3 Miles W Marysville MI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 32. South southwest wind around 8 mph.

    High: 32 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 22. South southwest wind 5 to 7 mph.

    Low: 22 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 49. South southwest wind 6 to 14 mph, with gusts as high as 26 mph.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. South southwest wind 7 to 15 mph becoming west after midnight. Winds could gust as high as 26 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 36. West northwest wind around 7 mph becoming north in the afternoon.

    High: 36 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow before 1am.  Mostly cloudy, with a low around 14. Chance of precipitation is 50%.

    Low: 14 °F

    Chance Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 32. South southwest wind around 8 mph.
Tonight
Increasing clouds, with a low around 22. South southwest wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 49. South southwest wind 6 to 14 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 30. South southwest wind 7 to 15 mph becoming west after midnight. Winds could gust as high as 26 mph.
Saturday
Partly sunny, with a high near 36. West northwest wind around 7 mph becoming north in the afternoon.
Saturday Night
A chance of snow before 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
Sunny, with a high near 29.
Monday Night
Mostly clear, with a low around 16.
Tuesday
Mostly cloudy, with a high near 39.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 23.
Wednesday
A chance of rain. Mostly cloudy, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Marysville MI
 42.91°N 82.53°W (Elev. 646 ft)
11:36 am EST Feb 26, 2026
12pm EST Feb 26, 2026-6pm EST Mar 4, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database