National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Partly Cloudy

68°F

20°C

Humidity 73%
Wind Speed N 6 mph
Barometer 30.33 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Sep 3:55 pm EDT
Extended Forecast for

3 Miles N Port Huron MI

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 68. North northeast wind around 10 mph, with gusts as high as 18 mph.

    High: 68 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 62. Northeast wind 3 to 8 mph. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 71. North northeast wind 6 to 9 mph.

    High: 71 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. North wind 5 to 7 mph.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 69. North northeast wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers, mainly after 8am. High near 66. Chance of precipitation is 90%.

    High: 66 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Cloudy, with a low around 57.

    Low: 57 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 66.

    High: 66 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 68. North northeast wind around 10 mph, with gusts as high as 18 mph.
Tonight
A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 62. Northeast wind 3 to 8 mph. Chance of precipitation is 30%.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 71. North northeast wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 59. North wind 5 to 7 mph.
Friday
Sunny, with a high near 69. North northeast wind 7 to 10 mph, with gusts as high as 18 mph.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Saturday
Showers, mainly after 8am. High near 66. Chance of precipitation is 90%.
Saturday Night
Showers. Cloudy, with a low around 57.
Sunday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Mostly cloudy, with a high near 65.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
A chance of showers. Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Port Huron MI
 43.01°N 82.42°W (Elev. 577 ft)
Last Update:
4:13 pm EDT Sep 16, 2026
Forecast Valid:
4pm EDT Sep 16, 2026-6pm EDT Sep 22, 2026
 
Forecast Discussion
 
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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