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

Hazardous Weather Conditions

Current conditions at

Detroit, Willow Run Airport (KYIP)

Lat: 42.24°NLon: 83.53°WElev: 715ft.

A Few Clouds

66°F

19°C

Humidity 96%
Wind Speed S 6 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 65°F (18°C)
Visibility 7.00 mi
Last update 10 Aug 3:53 am EDT
Extended Forecast for

South Lyon MI

  • Overnight

    Overnight: A chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 66. Southwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly before 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 84. West wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers between 1am and 2am. Mostly cloudy, with a low around 63. West wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 30%.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm, mainly after 5pm. Partly sunny, with a high near 82. Calm wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Partly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers after 5pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 66. Southwest wind around 6 mph. Chance of precipitation is 30%.
Monday
Showers and thunderstorms likely, mainly before 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 84. West wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers between 1am and 2am. Mostly cloudy, with a low around 63. West wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Tuesday
Showers likely and possibly a thunderstorm, mainly after 5pm. Partly sunny, with a high near 82. Calm wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers after 5pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Wednesday Night
A chance of showers before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 56.
Saturday
A chance of showers. Mostly sunny, with a high near 77.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 59.
Sunday
Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Lyon MI
 42.46°N 83.65°W (Elev. 942 ft)
Last Update:
4:25 am EDT Aug 10, 2026
Forecast Valid:
4am EDT Aug 10, 2026-6pm EDT Aug 16, 2026
 
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