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

39°F

4°C

Humidity 61%
Wind Speed NW 8 G 17 mph
Barometer 29.75 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 16 Nov 4:35 pm EST
Extended Forecast for

Port Huron MI

  • This Afternoon

    This Afternoon: A slight chance of snow showers. Partly sunny, with a steady temperature around 38. Breezy, with a northwest wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tonight

    Tonight: A slight chance of snow showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 31. West northwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 10%.

    Low: 31 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41. West northwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. West northwest wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 40. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 40 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 28.

    Low: 28 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A slight chance of snow showers. Partly sunny, with a steady temperature around 38. Breezy, with a northwest wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Tonight
A slight chance of snow showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 31. West northwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 10%.
Monday
Mostly sunny, with a high near 41. West northwest wind 11 to 14 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 27. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 40. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Mostly cloudy, with a high near 49.
Thursday Night
Rain. Cloudy, with a low around 40.
Friday
Rain likely. Mostly cloudy, with a high near 54.
Friday Night
A chance of rain. Mostly cloudy, with a low around 37.
Saturday
Mostly cloudy, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Huron MI
 42.97°N 82.43°W (Elev. 600 ft)
Last Update:
4:13 pm EST Nov 16, 2025
Forecast Valid:
4pm EST Nov 16, 2025-6pm EST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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