Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

64°F

18°C

Humidity 37%
Wind Speed S 17 G 23 mph
Barometer 29.77 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 9 Mar 1:56 pm EDT
Extended Forecast for

3 Miles W Marysville MI

  • This Afternoon

    This Afternoon: Sunny, with a high near 64. Southwest wind around 11 mph, with gusts as high as 22 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Light and variable wind.

    Low: 41 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of rain after 2pm.  Mostly cloudy, with a high near 59. Calm wind becoming southwest around 6 mph in the morning.  Chance of precipitation is 30%.

    High: 59 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, then rain and possibly a thunderstorm after 11pm.  Low around 39. North northeast wind around 5 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain Likely
    then Rain

  • Wednesday

    Wednesday: Rain.  High near 50. South wind 6 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 11pm, then a chance of snow between 11pm and 2am.  Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of snow after 2am.  Mostly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy
    then Chance
    Snow

  • Friday

    Friday: Rain and snow likely, mainly before 2pm.  Mostly cloudy, with a high near 43. Breezy.

    High: 43 °F

    Rain/Snow
    Likely and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 64. Southwest wind around 11 mph, with gusts as high as 22 mph.
Tonight
Increasing clouds, with a low around 41. Light and variable wind.
Tuesday
A chance of rain after 2pm. Mostly cloudy, with a high near 59. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 30%.
Tuesday Night
Rain likely, then rain and possibly a thunderstorm after 11pm. Low around 39. North northeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 50. South wind 6 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain and snow likely before 11pm, then a chance of snow between 11pm and 2am. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 38.
Thursday Night
A chance of snow after 2am. Mostly cloudy, with a low around 27.
Friday
Rain and snow likely, mainly before 2pm. Mostly cloudy, with a high near 43. Breezy.
Friday Night
A chance of rain and snow before 8pm. Mostly cloudy, with a low around 24.
Saturday
A chance of snow. Mostly cloudy, with a high near 38.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 26.
Sunday
Rain and snow. Cloudy, with a high near 41.
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)
10:13 am EDT Mar 9, 2026
2pm EDT Mar 9, 2026-6pm EDT Mar 15, 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