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Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

14°F

-10°C

Humidity 52%
Wind Speed SW 5 mph
Barometer 30.28 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 20 Jan 5:56 pm EST
Extended Forecast for

Port Huron MI

Winter Weather Advisory January 21, 03:00am until January 21, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A slight chance of snow after 4am. Increasing clouds, with a low around 9. Wind chill values as low as -3. South southwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    Low: 9 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Snow, mainly before 1pm. High near 31. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of around 2 inches.

    High: 31 °F

    Snow

  • Wednesday Night

    Wednesday Night: A chance of snow after 1am. Mostly cloudy, with a low around 19. West southwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 19 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday

    Thursday: Partly sunny, with a high near 23. West wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 23 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 2. West wind around 8 mph, with gusts as high as 18 mph.

    Low: 2 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 7.

    High: 7 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -6.

    Low: -6 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 8.

    High: 8 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -1.

    Low: -1 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of snow after 4am. Increasing clouds, with a low around 9. Wind chill values as low as -3. South southwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Wednesday
Snow, mainly before 1pm. High near 31. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of around 2 inches.
Wednesday Night
A chance of snow after 1am. Mostly cloudy, with a low around 19. West southwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 23. West wind 10 to 14 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 2. West wind around 8 mph, with gusts as high as 18 mph.
Friday
Mostly sunny and cold, with a high near 7.
Friday Night
Mostly clear, with a low around -6.
Saturday
Mostly sunny and cold, with a high near 8.
Saturday Night
Mostly cloudy, with a low around -1.
Sunday
Mostly cloudy, with a high near 14.
Sunday Night
Mostly cloudy, with a low around 2.
Monday
Partly sunny, with a high near 17.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Partly sunny, with a high near 20.
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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:
4:14 pm EST Jan 20, 2026
Forecast Valid:
6pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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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