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.

Overcast

25°F

-4°C

Humidity 74%
Wind Speed SW 9 mph
Barometer 29.97 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 3 Dec 10:56 am EST
Extended Forecast for

Port Huron MI

  • Today

    Today: Scattered snow showers, mainly after 3pm. Cloudy, with a high near 30. Southwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.

    High: 30 °F

    Scattered
    Snow Showers

  • Tonight

    Tonight: Snow showers likely, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 16. Southwest wind 9 to 11 mph becoming west northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Snow Showers
    Likely then
    Isolated Snow
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 22. West northwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 10. South southwest wind 5 to 7 mph.

    Low: 10 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 26. South southwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 26 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

Detailed Forecast

Today
Scattered snow showers, mainly after 3pm. Cloudy, with a high near 30. Southwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Tonight
Snow showers likely, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 16. Southwest wind 9 to 11 mph becoming west northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 22. West northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 10. South southwest wind 5 to 7 mph.
Friday
Partly sunny, with a high near 26. South southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
Mostly cloudy, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 27.
Monday Night
A chance of snow. Mostly cloudy, with a low around 18.
Tuesday
Snow likely. Mostly cloudy, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Huron MI
 42.99°N 82.43°W (Elev. 600 ft)
Last Update:
8:50 am EST Dec 3, 2025
Forecast Valid:
11am EST Dec 3, 2025-6pm EST Dec 9, 2025
 
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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