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.

Light Rain

46°F

8°C

Humidity 66%
Wind Speed N 5 mph
Barometer 29.74 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 26 Mar 3:35 pm EDT
Extended Forecast for

2 Miles S Saint Clair MI

  • This Afternoon

    This Afternoon: Rain and possibly a thunderstorm. High near 60. North wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Rain

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 10pm, then a slight chance of rain between 10pm and 11pm. Low around 26. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 26 °F

    Rain then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a steady temperature around 29. North wind around 11 mph, with gusts as high as 21 mph.

    High: 29 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22. North wind 5 to 8 mph becoming calm after midnight.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 42. West wind 6 to 9 mph.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain and possibly a thunderstorm. High near 60. North wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and possibly a thunderstorm before 10pm, then a slight chance of rain between 10pm and 11pm. Low around 26. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a steady temperature around 29. North wind around 11 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 22. North wind 5 to 8 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 42. West wind 6 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Partly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly cloudy, with a high near 59.
Monday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 41.
Tuesday
Rain likely. Mostly cloudy, with a high near 58.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 45.
Wednesday
Rain likely. Mostly cloudy, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Saint Clair MI
 42.8°N 82.48°W (Elev. 577 ft)
Last Update:
2:35 pm EDT Mar 26, 2026
Forecast Valid:
3pm EDT Mar 26, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation