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.

Partly Cloudy

30°F

-1°C

Humidity 86%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 27°F (-3°C)
Visibility 7.00 mi
Last update 24 Dec 3:35 am EST
Extended Forecast for

Saint Clair MISimilar City Names

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 31. North northwest wind around 8 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 36. North northwest wind 5 to 7 mph becoming calm.

    High: 36 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a steady temperature around 33. South wind around 6 mph becoming calm after midnight.

    Low: 33 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: Mostly cloudy, with a high near 39. North northeast wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 39 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24. Northeast wind 6 to 8 mph.

    Low: 24 °F

    Mostly Cloudy

  • Friday

    Friday: Snow and freezing rain before 1pm, then freezing rain and sleet between 1pm and 4pm, then freezing rain after 4pm. High near 33. Chance of precipitation is 90%.

    High: 33 °F

    Wintry Mix

  • Friday Night

    Friday Night: Cloudy, with a low around 28.

    Low: 28 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain after 1am. Cloudy, with a low around 30.

    Low: 30 °F

    Cloudy then
    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 31. North northwest wind around 8 mph.
Wednesday
Mostly cloudy, with a high near 36. North northwest wind 5 to 7 mph becoming calm.
Wednesday Night
Mostly cloudy, with a steady temperature around 33. South wind around 6 mph becoming calm after midnight.
Christmas Day
Mostly cloudy, with a high near 39. North northeast wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 24. Northeast wind 6 to 8 mph.
Friday
Snow and freezing rain before 1pm, then freezing rain and sleet between 1pm and 4pm, then freezing rain after 4pm. High near 33. Chance of precipitation is 90%.
Friday Night
Cloudy, with a low around 28.
Saturday
Mostly cloudy, with a high near 38.
Saturday Night
A chance of rain after 1am. Cloudy, with a low around 30.
Sunday
A chance of rain. Cloudy, with a high near 40.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 17.
Monday
A chance of snow. Cloudy, with a high near 24. Breezy.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Mostly cloudy, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair MISimilar City Names
 42.82°N 82.51°W (Elev. 600 ft)
Last Update:
3:25 am EST Dec 24, 2025
Forecast Valid:
3am EST Dec 24, 2025-6pm EST Dec 30, 2025
 
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