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

Detroit/Grosse Ile, Grosse Ile Airport (KONZ)

Lat: 42.1°NLon: 83.16°WElev: 591ft.

Overcast

70°F

21°C

Humidity 94%
Wind Speed SW 12 G 17 mph
Barometer 29.68 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 16 Oct 3:15 am EDT
Extended Forecast for

Flat Rock MI

  • Overnight

    Overnight: A chance of rain after 4am. Mostly cloudy, with a low around 53. Southwest wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    Low: 53 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly between 2pm and 5pm. Mostly cloudy, with a temperature falling to around 56 by 5pm. Breezy, with a west wind 16 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F⇓

    Slight Chance
    Rain and
    Breezy then
    Rain Likely

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 36. Breezy, with a north northwest wind 15 to 18 mph, with gusts as high as 30 mph.

    Low: 36 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 53. North northwest wind 6 to 10 mph.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36. Southwest wind around 6 mph.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of rain after 4am. Mostly cloudy, with a low around 53. Southwest wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Friday
Rain likely, mainly between 2pm and 5pm. Mostly cloudy, with a temperature falling to around 56 by 5pm. Breezy, with a west wind 16 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 36. Breezy, with a north northwest wind 15 to 18 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 53. North northwest wind 6 to 10 mph.
Saturday Night
Clear, with a low around 36. Southwest wind around 6 mph.
Sunday
Sunny, with a high near 62.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Flat Rock MI
 42.09°N 83.31°W (Elev. 597 ft)
Last Update:
2:35 am EDT Oct 16, 2026
Forecast Valid:
3am EDT Oct 16, 2026-6pm EDT Oct 22, 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