News Headlines
Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Light Snow

30°F

-1°C

Humidity 75%
Wind Speed S 5 mph
Barometer 29.83 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 21 Jan 6:35 pm EST
Extended Forecast for

Port Huron MI

Extreme Cold Watch January 23, 01:00am until January 24, 10:00am
Click here for hazard details and duration
Extreme Cold Watch
  • Tonight

    Tonight: A chance of snow before 7pm, then a chance of snow showers, mainly after 1am.  Mostly cloudy, with a low around 19. Southwest wind 9 to 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 40%.

    Low: 19 °F

    Chance Snow

  • Thursday

    Thursday: Partly sunny, with a temperature falling to around 18 by 5pm. West wind 13 to 17 mph, with gusts as high as 30 mph.

    High: 22 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow showers before 1am.  Mostly cloudy, with a low around 2. Wind chill values as low as -10. West southwest wind 8 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    Low: 2 °F

    Chance Snow
    Showers

  • Friday

    Friday: Mostly sunny and cold, with a high near 7. Wind chill values as low as -13. West wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 7 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -6. West northwest wind 5 to 7 mph.

    Low: -6 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 9.

    High: 9 °F

    Cold

  • Saturday Night

    Saturday Night: A chance of snow after 1am.  Mostly cloudy, with a low around 2. Chance of precipitation is 30%.

    Low: 2 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow.  Mostly cloudy, with a high near 15.

    High: 15 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow before 1am.  Mostly cloudy, with a low around 5.

    Low: 5 °F

    Chance Snow

Detailed Forecast

Tonight
A chance of snow before 7pm, then a chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 19. Southwest wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Thursday
Partly sunny, with a temperature falling to around 18 by 5pm. West wind 13 to 17 mph, with gusts as high as 30 mph.
Thursday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 2. Wind chill values as low as -10. West southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Friday
Mostly sunny and cold, with a high near 7. Wind chill values as low as -13. West wind 10 to 13 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around -6. West northwest wind 5 to 7 mph.
Saturday
Partly sunny and cold, with a high near 9.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 2. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 15.
Sunday Night
A chance of snow before 1am. Mostly cloudy, with a low around 5.
Monday
Partly sunny, with a high near 16.
Monday Night
Mostly cloudy, with a low around 4.
Tuesday
Mostly sunny, with a high near 18.
Tuesday Night
Mostly cloudy, with a low around 9.
Wednesday
A chance of snow. Mostly cloudy, with a high near 19.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Port Huron MI
 42.97°N 82.43°W (Elev. 600 ft)
6:25 pm EST Jan 21, 2026
6pm EST Jan 21, 2026-6pm EST Jan 28, 2026
 
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