National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

12°F

-11°C

Humidity 79%
Wind Speed NW 5 mph
Barometer 30.36 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 4 Feb 9:15 am EST
Extended Forecast for

Port Huron MI

  • Today

    Today: Partly sunny, with a high near 22. North northwest wind 3 to 6 mph.

    High: 22 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 6. Calm wind.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow after 2pm. Cloudy, with a high near 22. Calm wind becoming south southwest 5 to 8 mph in the morning. Chance of precipitation is 40%.

    High: 22 °F

    Cloudy then
    Chance Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly after 1am. Cloudy, with a low around 19. South southwest wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 19 °F

    Snow Likely

  • Friday

    Friday: Snow before 1pm. High near 33. South southwest wind 9 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 33 °F

    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 2. Blustery.

    Low: 2 °F

    Mostly Cloudy
    and Blustery

  • Saturday

    Saturday: Mostly sunny, with a high near 13.

    High: 13 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 20.

    High: 20 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 22. North northwest wind 3 to 6 mph.
Tonight
Mostly cloudy, with a low around 6. Calm wind.
Thursday
A chance of snow after 2pm. Cloudy, with a high near 22. Calm wind becoming south southwest 5 to 8 mph in the morning. Chance of precipitation is 40%.
Thursday Night
Snow likely, mainly after 1am. Cloudy, with a low around 19. South southwest wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow before 1pm. High near 33. South southwest wind 9 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Friday Night
Mostly cloudy, with a low around 2. Blustery.
Saturday
Mostly sunny, with a high near 13.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Mostly cloudy, with a high near 20.
Sunday Night
Mostly cloudy, with a low around 6.
Monday
Partly sunny, with a high near 24.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Huron MI
 42.97°N 82.43°W (Elev. 600 ft)
Last Update:
9:25 am EST Feb 4, 2026
Forecast Valid:
9am EST Feb 4, 2026-6pm EST Feb 10, 2026
 
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