10-Day Weather Forecast - Grand Detour, IL

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  • 53|42°F
    Rain
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    Today

    53°F

    Rain in the afternoon. Highs in the mid 50s. South winds 10 to 15 mph increasing to southeast 15 to 20 mph in the afternoon. Chance of precipitation near 100 percent.

    Tonight

    42°F

    Mostly cloudy. Showers likely with a slight chance of thunderstorms in the evening then a chance of showers after midnight. Breezy with lows around 40. South winds 15 to 20 mph becoming southwest after midnight. Gusts up to 30 mph. Chance of precipitation 70 percent.

    Hourly details
  • Day

    44°F

    Mostly cloudy. A slight chance of rain in the morning. Breezy with highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph becoming north 10 to 15 mph in the afternoon. Chance of precipitation 20 percent.

    Night

    34°F

    Mostly cloudy. A chance of rain and snow after midnight. Lows in the lower 30s. Northeast winds around 5 mph. Chance of precipitation 30 percent.

    Hourly details
  • Weekend Weather

  • Day

    35°F

    Mostly cloudy. Snow and rain likely in the morning then a chance of snow in the afternoon. Some snow accumulation possible. Highs in the mid 30s. Northwest winds 5 to 10 mph increasing to west 10 to 15 mph in the afternoon. Chance of precipitation 60 percent.

    Night

    22°F

    Mostly cloudy with a 40 percent chance of snow. Lows around 20.

    Hourly details
  • Day

    30°F

    Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 20s.

    Night

    24°F

    Mostly clear in the evening then becoming partly cloudy. Lows around 20.

    Hourly details
  • Day

    39°F

    Partly cloudy in the morning then clearing. Highs in the upper 30s.

    Night

    32°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows around 30.

    Hourly details
  • Day

    41°F

    Mostly cloudy. Highs in the lower 40s.

    Night

    33°F

    Mostly cloudy. Lows in the upper 20s.

    Hourly details
  • Day

    34°F

    Mostly cloudy. Highs in the mid 30s.

    Night

    23°F

    Mostly cloudy. Low temperature around 23F. Dew point will be around 18F with an average humidity of 73%. Winds will be 7 mph from the N.

  • Day

    31°F

    Cloudy. High temperature around 31F. Dew point will be around 21F with an average humidity of 76%. Winds will be 5 mph from the W.

    Night

    24°F

    Cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 24F. Dew point will be around 21F with an average humidity of 84%. Winds will be 4 mph from the W.

  • Day

    28°F

    Cloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 28F. Dew point will be around 22F with an average humidity of 81%. Winds will be 5 mph from the W.

    Night

    18°F

    Cloudy. Low temperature around 18F. Dew point will be around 18F with an average humidity of 84%. Winds will be 6 mph from the NW.

  • Weekend Weather

  • Day

    22°F

    Cloudy. High temperature around 22F. Dew point will be around 14F with an average humidity of 76%. Winds will be 7 mph from the NW.

    Night

    15°F

    Mostly clear. Low temperature around 15F. Dew point will be around 11F with an average humidity of 79%. Winds will be 5 mph from the W.