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

Detroit, Willow Run Airport (KYIP)

Lat: 42.24°NLon: 83.53°WElev: 715ft.

Overcast

66°F

19°C

Humidity 75%
Wind Speed W 10 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 14 Oct 1:53 am EDT
Extended Forecast for

South Lyon MI

  • Overnight

    Overnight: Rain likely, mainly between 3am and 5am. Mostly cloudy, with a low around 56. Light north northwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain, mainly before 7am. Partly sunny, with a high near 67. Light north northwest wind becoming north 5 to 9 mph in the morning. Chance of precipitation is 30%.

    High: 67 °F

    Chance Rain
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. Northeast wind around 7 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain likely after 5pm. Increasing clouds, with a high near 63. East southeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Partly Sunny
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain. Low around 49. East southeast wind 6 to 8 mph becoming southwest after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Rain

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 57. Breezy. Chance of precipitation is 70%.

    High: 57 °F

    Rain Likely
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33. Breezy.

    Low: 33 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

Detailed Forecast

Overnight
Rain likely, mainly between 3am and 5am. Mostly cloudy, with a low around 56. Light north northwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of rain, mainly before 7am. Partly sunny, with a high near 67. Light north northwest wind becoming north 5 to 9 mph in the morning. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 45. Northeast wind around 7 mph.
Thursday
Rain likely after 5pm. Increasing clouds, with a high near 63. East southeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 49. East southeast wind 6 to 8 mph becoming southwest after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely. Mostly cloudy, with a high near 57. Breezy. Chance of precipitation is 70%.
Friday Night
Partly cloudy, with a low around 33. Breezy.
Saturday
Sunny, with a high near 54.
Saturday Night
Clear, with a low around 35.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 42.
Monday
Partly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 66.
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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:
2:24 am EDT Oct 14, 2026
Forecast Valid:
2am EDT Oct 14, 2026-6pm EDT Oct 20, 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