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

43°F

6°C

Humidity 71%
Wind Speed S 5 mph
Barometer 30.05 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 24 Nov 9:55 pm EST
Extended Forecast for

Port Huron MI

  • Tonight

    Tonight: A slight chance of rain after 1am. Cloudy, with a low around 40. South wind around 7 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Cloudy then
    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain likely. Cloudy, with a high near 49. South southeast wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 1am. Cloudy, with a steady temperature around 47. South southwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain before 4pm, then a chance of rain and snow. Mostly cloudy, with a high near 50. Breezy, with a west southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 50%.

    High: 50 °F

    Chance Rain
    then Chance
    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 29. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 50%.

    Low: 29 °F

    Chance Snow
    and Breezy

  • Thanksgiving Day

    Thanksgiving Day: Snow likely, mainly after 1pm. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 60%.

    High: 36 °F

    Breezy.
    Chance Snow
    then Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 26. Breezy. Chance of precipitation is 40%.

    Low: 26 °F

    Chance Snow
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of rain after 1am. Cloudy, with a low around 40. South wind around 7 mph. Chance of precipitation is 20%.
Tuesday
Rain likely. Cloudy, with a high near 49. South southeast wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain likely, mainly after 1am. Cloudy, with a steady temperature around 47. South southwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of rain before 4pm, then a chance of rain and snow. Mostly cloudy, with a high near 50. Breezy, with a west southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 29. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 50%.
Thanksgiving Day
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 60%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 26. Breezy. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 34.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 33.
Saturday Night
Snow likely. Mostly cloudy, with a low around 26.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 38.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 28.
Monday
A chance of rain. Partly sunny, with a high near 39.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Huron MI
 42.99°N 82.43°W (Elev. 600 ft)
Last Update:
4:13 pm EST Nov 24, 2025
Forecast Valid:
10pm EST Nov 24, 2025-6pm EST Dec 1, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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