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.

Fair

72°F

22°C

Humidity 87%
Wind Speed SW 12 mph
Barometer 29.96 in (1014.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 9 Aug 9:53 pm EDT
Extended Forecast for

South Lyon MI

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 3am. Mostly cloudy, with a low around 66. Southwest wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Showers
    Likely

  • Monday

    Monday: A slight chance of showers and thunderstorms, mainly between 11am and noon. Cloudy through mid morning, then gradual clearing, with a high near 83. West wind 8 to 10 mph. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers between 2am and 3am. Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 62. West northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 82. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 40%.

    High: 82 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 62. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 3am. Mostly cloudy, with a low around 66. Southwest wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A slight chance of showers and thunderstorms, mainly between 11am and noon. Cloudy through mid morning, then gradual clearing, with a high near 83. West wind 8 to 10 mph. Chance of precipitation is 20%.
Monday Night
A chance of showers between 2am and 3am. Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 62. West northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 82. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 40%.
Tuesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 62. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Wednesday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Wednesday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
A chance of showers. Partly cloudy, with a low around 58.
Sunday
A chance of showers. Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Lyon MI
 42.46°N 83.65°W (Elev. 942 ft)
Last Update:
9:49 pm EDT Aug 9, 2026
Forecast Valid:
10pm EDT Aug 9, 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