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Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Overcast

23°F

-5°C

Humidity 63%
Wind Speed SW 3 mph
Barometer 29.96 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 22 Jan 8:15 am EST
Extended Forecast for

Saint Clair MI

Cold Weather Advisory January 23, 01:00am until January 24, 10:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Today

    Today: A slight chance of snow showers after 4pm. Partly sunny, with a steady temperature around 21. West wind 11 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 21 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Tonight

    Tonight: A chance of snow showers, mainly between 7pm and 1am. Mostly cloudy, with a low around 1. Wind chill values as low as -12. West southwest wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Low: 1 °F

    Chance Snow
    Showers

  • Friday

    Friday: Mostly sunny and cold, with a high near 7. Wind chill values as low as -16. West wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 7 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -7. Wind chill values as low as -16. West northwest wind 3 to 7 mph.

    Low: -7 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 9. Calm wind becoming west around 5 mph.

    High: 9 °F

    Cold

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 1. Chance of precipitation is 40%.

    Low: 1 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely. Mostly cloudy, with a high near 16. Chance of precipitation is 60%.

    High: 16 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A chance of snow before 1am. Mostly cloudy, with a low around 5.

    Low: 5 °F

    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 17.

    High: 17 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of snow showers after 4pm. Partly sunny, with a steady temperature around 21. West wind 11 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight
A chance of snow showers, mainly between 7pm and 1am. Mostly cloudy, with a low around 1. Wind chill values as low as -12. West southwest wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Friday
Mostly sunny and cold, with a high near 7. Wind chill values as low as -16. West wind 10 to 14 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around -7. Wind chill values as low as -16. West northwest wind 3 to 7 mph.
Saturday
Partly sunny and cold, with a high near 9. Calm wind becoming west around 5 mph.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 1. Chance of precipitation is 40%.
Sunday
Snow likely. Mostly cloudy, with a high near 16. Chance of precipitation is 60%.
Sunday Night
A chance of snow before 1am. Mostly cloudy, with a low around 5.
Monday
Partly sunny, with a high near 17.
Monday Night
Mostly cloudy, with a low around 6.
Tuesday
Mostly cloudy, with a high near 19.
Tuesday Night
Mostly cloudy, with a low around 7.
Wednesday
Partly sunny, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair MI
 42.82°N 82.48°W (Elev. 577 ft)
Last Update:
5:14 am EST Jan 22, 2026
Forecast Valid:
8am EST Jan 22, 2026-6pm EST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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