National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Fair

72°F

22°C

Humidity 50%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 18 Jul 7:55 pm EDT
Extended Forecast for

Lexington MI

  • Tonight

    Tonight: Mostly clear, with a low around 61. East northeast wind around 6 mph becoming south southwest after midnight.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Showers likely after 2pm. Increasing clouds, with a high near 80. South wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 80 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 65. West southwest wind 6 to 8 mph becoming north northwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 65 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 73. North wind around 11 mph, with gusts as high as 18 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. North wind 6 to 8 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 61. East northeast wind around 6 mph becoming south southwest after midnight.
Saturday
Showers likely after 2pm. Increasing clouds, with a high near 80. South wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 65. West southwest wind 6 to 8 mph becoming north northwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Mostly sunny, with a high near 73. North wind around 11 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 60. North wind 6 to 8 mph.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Friday
A chance of showers. Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lexington MI
 43.28°N 82.54°W (Elev. 646 ft)
Last Update:
5:14 pm EDT Jul 18, 2025
Forecast Valid:
8pm EDT Jul 18, 2025-6pm EDT Jul 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