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.

Fair

66°F

19°C

Humidity 94%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 27 Aug 1:55 am EDT
Extended Forecast for

Port Huron MI

  • Overnight

    Overnight: Partly cloudy, with a low around 62. West southwest wind around 6 mph.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 4pm. Partly sunny, with a high near 78. West northwest wind 6 to 8 mph. Chance of precipitation is 10%.

    High: 78 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. North wind around 6 mph.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73. North northeast wind 6 to 8 mph.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. Northeast wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 62. West southwest wind around 6 mph.
Thursday
A slight chance of showers after 4pm. Partly sunny, with a high near 78. West northwest wind 6 to 8 mph. Chance of precipitation is 10%.
Thursday Night
Partly cloudy, with a low around 59. North wind around 6 mph.
Friday
Mostly sunny, with a high near 73. North northeast wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 56. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Mostly cloudy, with a low around 64.
Sunday
Partly sunny, with a high near 82.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 68.
Monday
A chance of showers before 2pm. Partly sunny, with a high near 86.
Monday Night
A chance of showers. Mostly cloudy, with a low around 69.
Tuesday
A chance of showers. Partly sunny, with a high near 88.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 67.
Wednesday
A chance of showers. Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Huron MI
 42.99°N 82.43°W (Elev. 600 ft)
Last Update:
4:24 pm EDT Aug 26, 2026
Forecast Valid:
2am EDT Aug 27, 2026-6pm EDT Sep 2, 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