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

70°F

21°C

Humidity 73%
Wind Speed S 8 mph
Barometer 29.93 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 25 Jun 11:55 am EDT
Extended Forecast for

Port Huron MI

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 77. West southwest wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 8pm. Low around 56. West wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 72. North northwest wind around 6 mph.

    High: 72 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 57. Northeast wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76. North northeast wind 5 to 8 mph.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 77. West southwest wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 8pm. Low around 56. West wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly cloudy, with a high near 72. North northwest wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 57. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 76. North northeast wind 5 to 8 mph.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Mostly sunny and hot, with a high near 98.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
Mostly sunny and hot, with a high near 98.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Huron MI
 42.97°N 82.43°W (Elev. 600 ft)
Last Update:
4:24 am EDT Jun 25, 2026
Forecast Valid:
12pm EDT Jun 25, 2026-6pm EDT Jul 1, 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