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

45°F

7°C

Humidity 61%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 14 Nov 5:35 pm EST
Extended Forecast for

3 Miles S Lexington MI

  • Tonight

    Tonight: Increasing clouds, with a low around 40. South wind 6 to 14 mph.

    Low: 40 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A chance of showers. Cloudy, with a high near 59. Breezy, with a south wind 15 to 18 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 40%.

    High: 59 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 28 mph.

    Low: 39 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Partly sunny, with a high near 40. Breezy, with a west northwest wind 21 to 23 mph, with gusts as high as 30 mph.

    High: 40 °F

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. Breezy, with a west northwest wind 18 to 23 mph, with gusts as high as 28 mph.

    Low: 33 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 40. South wind 6 to 14 mph.
Saturday
A chance of showers. Cloudy, with a high near 59. Breezy, with a south wind 15 to 18 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 39. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 28 mph.
Sunday
Partly sunny, with a high near 40. Breezy, with a west northwest wind 21 to 23 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 33. Breezy, with a west northwest wind 18 to 23 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 39.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
A chance of rain. Mostly cloudy, with a high near 45.
Thursday Night
Rain likely. Mostly cloudy, with a low around 41.
Friday
A chance of rain. Mostly cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Lexington MI
 43.21°N 82.52°W (Elev. 600 ft)
Last Update:
4:13 pm EST Nov 14, 2025
Forecast Valid:
5pm EST Nov 14, 2025-6pm EST Nov 21, 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