Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Overcast

46°F

8°C

Humidity 71%
Wind Speed S 12 mph
Barometer 29.71 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 28 Feb 1:15 am EST
Extended Forecast for

3 Miles W Marysville MI

  • Overnight

    Overnight: Partly cloudy, with a low around 28. West northwest wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 35. Northwest wind around 6 mph becoming north northeast in the afternoon.

    High: 35 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Snow likely between 7pm and 1am.  Mostly cloudy, with a low around 17. Northeast wind around 6 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Snow Likely

  • Sunday

    Sunday: Partly sunny, with a high near 24. North wind 6 to 8 mph.

    High: 24 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 9. Calm wind.

    Low: 9 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 30.

    High: 30 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 20.

    Low: 20 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of rain and snow.  Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am.  Mostly cloudy, with a low around 25.

    Low: 25 °F

    Chance Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 28. West northwest wind 7 to 9 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 35. Northwest wind around 6 mph becoming north northeast in the afternoon.
Saturday Night
Snow likely between 7pm and 1am. Mostly cloudy, with a low around 17. Northeast wind around 6 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday
Partly sunny, with a high near 24. North wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 9. Calm wind.
Monday
Partly sunny, then gradually becoming sunny, with a high near 30.
Monday Night
Increasing clouds, with a low around 20.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 40.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 29.
Thursday
Rain likely. Mostly cloudy, with a high near 47.
Thursday Night
Rain likely. Cloudy, with a low around 34.
Friday
A chance of rain. Cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Marysville MI
 42.91°N 82.53°W (Elev. 646 ft)
3:36 pm EST Feb 27, 2026
1am EST Feb 28, 2026-6pm EST Mar 6, 2026
 
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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