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.

Mostly Cloudy

68°F

20°C

Humidity 53%
Wind Speed NW 9 mph
Barometer 29.98 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 25 Aug 12:35 pm EDT
Extended Forecast for

Isle Saint George OH

  • This Afternoon

    This Afternoon: A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 69. West wind around 17 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Partly cloudy, with a low around 62. Breezy, with a northwest wind 16 to 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Mostly sunny, with a high near 69. Northwest wind around 15 mph. Chance of precipitation is 20%.

    High: 69 °F

    Sunny then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62. Northwest wind around 11 mph.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71. Northwest wind around 10 mph.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 30%.

    High: 70 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

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

    Low: 61 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 69. West wind around 17 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Partly cloudy, with a low around 62. Breezy, with a northwest wind 16 to 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 69. Northwest wind around 15 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 62. Northwest wind around 11 mph.
Wednesday
Sunny, with a high near 71. Northwest wind around 10 mph.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 62.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Isle Saint George OH
 41.73°N 82.82°W (Elev. 571 ft)
Last Update:
9:24 am EDT Aug 25, 2025
Forecast Valid:
12pm EDT Aug 25, 2025-6pm EDT Aug 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation