Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

27°F

-3°C

Humidity 54%
Wind Speed W 3 mph
Barometer 30.38 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 29 Nov 12:55 am EST
Extended Forecast for

Port Huron MI

Winter Weather Advisory November 29, 03:00pm until November 30, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: Partly cloudy, with a low around 22. West wind around 7 mph, with gusts as high as 18 mph.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Snow likely after 1pm.  Mostly cloudy, with a high near 33. Light and variable wind becoming south 5 to 7 mph in the morning.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 33 °F

    Partly Sunny
    then Snow
    Likely

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times.  Steady temperature around 31. Southeast wind 6 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of around 4 inches.

    Low: 31 °F

    Heavy Snow

  • Sunday

    Sunday: Snow before 7am, then rain and snow between 7am and 1pm, then a chance of snow after 1pm.  High near 37. South wind 11 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph.  Chance of precipitation is 90%. New snow accumulation of around 2 inches.

    High: 37 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18. West northwest wind 7 to 14 mph, with gusts as high as 28 mph.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of snow.  Cloudy, with a low around 22. Chance of precipitation is 50%.

    Low: 22 °F

    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 22. West wind around 7 mph, with gusts as high as 18 mph.
Saturday
Snow likely after 1pm. Mostly cloudy, with a high near 33. Light and variable wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
Snow. The snow could be heavy at times. Steady temperature around 31. Southeast wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of around 4 inches.
Sunday
Snow before 7am, then rain and snow between 7am and 1pm, then a chance of snow after 1pm. High near 37. South wind 11 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of around 2 inches.
Sunday Night
Partly cloudy, with a low around 18. West northwest wind 7 to 14 mph, with gusts as high as 28 mph.
Monday
Partly sunny, with a high near 29.
Monday Night
A chance of snow. Cloudy, with a low around 22. Chance of precipitation is 50%.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
Mostly cloudy, with a high near 30.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 26.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
A chance of snow. Mostly cloudy, with a high near 29.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Port Huron MI
 42.97°N 82.43°W (Elev. 600 ft)
11:13 pm EST Nov 28, 2025
1am EST Nov 29, 2025-6pm EST Dec 5, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database