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.

Overcast

68°F

20°C

Humidity 94%
Wind Speed SW 5 mph
Barometer 29.59 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 19 Jun 6:16 am EDT
Extended Forecast for

Port Huron MI

  • Juneteenth

    Juneteenth: Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 72. Southwest wind 13 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 60. West wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. West southwest wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South southwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 87. South southwest wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 87 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 94.

    High: 94 °F

    Hot

Detailed Forecast

Juneteenth
Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 72. Southwest wind 13 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 60. West wind 5 to 7 mph. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. West southwest wind 5 to 10 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South southwest wind around 6 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 87. South southwest wind 8 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny and hot, with a high near 94.
Monday Night
Mostly clear, with a low around 72.
Tuesday
A chance of showers. Mostly sunny, with a high near 88.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 66.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
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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:
4:24 am EDT Jun 19, 2025
Forecast Valid:
6am EDT Jun 19, 2025-6pm EDT Jun 25, 2025
 
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