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

77°F

25°C

Humidity 74%
Wind Speed S 12 mph
Barometer 29.99 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Jun 12:35 pm EDT
Extended Forecast for

Lexington MI

Extreme Heat Watch June 22, 08:00am until June 24, 08:00pm
Heat Advisory June 21, 02:00pm until June 22, 08:00am
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 85. West wind 10 to 17 mph becoming south. Winds could gust as high as 29 mph.

    High: 85 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 76. South southwest wind around 15 mph, with gusts as high as 28 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90. Southwest wind around 15 mph, with gusts as high as 23 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. Southwest wind around 11 mph.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Southwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. Chance of precipitation is 40%.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 76.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Partly sunny, with a high near 85. West wind 10 to 17 mph becoming south. Winds could gust as high as 29 mph.
Tonight
Mostly clear, with a low around 76. South southwest wind around 15 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 90. Southwest wind around 15 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 74. Southwest wind around 11 mph.
Monday
Sunny, with a high near 89. Southwest wind 11 to 14 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 70.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 76.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 79.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lexington MI
 43.26°N 82.54°W (Elev. 650 ft)
Last Update:
11:24 am EDT Jun 21, 2025
Forecast Valid:
12pm EDT Jun 21, 2025-6pm EDT Jun 27, 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