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.

Fog/Mist

23°F

-5°C

Humidity 86%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 19°F (-7°C)
Visibility 1.50 mi
Last update 15 Feb 8:35 am EST
Extended Forecast for

4 Miles N Port Huron MI

  • Today

    Today: Patchy freezing fog before 9am. Partly sunny, with a high near 40. South southeast wind 5 to 7 mph.

    High: 40 °F

    Patchy
    Freezing Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. South southeast wind around 6 mph becoming light and variable after midnight.

    Low: 28 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 43. South wind 5 to 14 mph, with gusts as high as 24 mph.

    High: 43 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. Southwest wind 6 to 9 mph becoming west northwest after midnight. Winds could gust as high as 18 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41. North wind around 6 mph becoming east northeast in the afternoon.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely after 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.

    Low: 35 °F

    Mostly Cloudy
    then Rain
    Likely

  • Wednesday

    Wednesday: Rain. High near 47. Chance of precipitation is 90%.

    High: 47 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

Detailed Forecast

Today
Patchy freezing fog before 9am. Partly sunny, with a high near 40. South southeast wind 5 to 7 mph.
Tonight
Mostly cloudy, with a low around 28. South southeast wind around 6 mph becoming light and variable after midnight.
Washington's Birthday
Partly sunny, with a high near 43. South wind 5 to 14 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 33. Southwest wind 6 to 9 mph becoming west northwest after midnight. Winds could gust as high as 18 mph.
Tuesday
Partly sunny, with a high near 41. North wind around 6 mph becoming east northeast in the afternoon.
Tuesday Night
Rain likely after 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.
Wednesday
Rain. High near 47. Chance of precipitation is 90%.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 35.
Thursday
Partly sunny, with a high near 45.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 32.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 39.
Friday Night
A chance of snow. Mostly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Port Huron MI
 43.03°N 82.45°W (Elev. 597 ft)
Last Update:
8:13 am EST Feb 15, 2026
Forecast Valid:
8am EST Feb 15, 2026-6pm EST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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