10-Day Weather Forecast - Lake Forest, IL

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  • |14°F
    Partly Cloudy
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    Tonight

    14°F

    Partly cloudy. Low temperature around 14F. Dew point will be around 13F with an average humidity of 83%. Winds will be 0 mph from the W.

    Hourly details
  • Day

    27°F

    Partly cloudy. Highs in the mid 20s. North winds 5 to 10 mph.

    Night

    15°F

    Mostly clear in the evening then becoming mostly cloudy. Scattered snow showers late. Little or no snow accumulation. Lows around 9 above. North winds 5 to 10 mph. Chance of precipitation 30 percent.

    Hourly details
  • Day

    27°F

    Mostly cloudy in the morning then clearing. Scattered snow showers early in the morning. Little or no snow accumulation. Highs in the mid 20s. Northwest winds 5 to 10 mph. Chance of precipitation 30 percent.

    Night

    16°F

    Mostly clear in the evening then becoming mostly cloudy. Lows around 11. West winds around 5 mph.

    Hourly details
  • Day

    31°F

    Mostly cloudy. Highs in the lower 30s. Southwest winds 5 to 10 mph increasing to 10 to 15 mph in the afternoon.

    Night

    30°F

    Mostly cloudy. Isolated rain and snow showers after midnight. Near steady temperature in the upper 20s. Chance of precipitation 20 percent.

    Hourly details
  • Day

    39°F

    Mostly cloudy. Highs in the upper 30s.

    Night

    17°F

    Partly cloudy. Lows 10 to 15.

    Hourly details
  • Weekend Weather

  • Day

    27°F

    Partly cloudy in the morning then becoming mostly cloudy. Highs in the mid 20s.

    Night

    23°F

    Mostly cloudy. Lows 15 to 20.

    Hourly details
  • Day

    33°F

    Mostly cloudy. Highs in the upper 20s.

    Night

    17°F

    Mostly cloudy. Lows 15 to 20.

    Hourly details
  • Day

    28°F

    Mostly cloudy. Highs around 30.

    Night

    21°F

    Clear. Low temperature around 21F. Dew point will be around 15F with an average humidity of 70%. Winds will be 5 mph from the S.

  • Day

    33°F

    Mostly sunny. High temperature around 33F. Dew point will be around 20F with an average humidity of 68%. Winds will be 6 mph from the S.

    Night

    27°F

    Partly cloudy. Low temperature around 27F. Dew point will be around 23F with an average humidity of 77%. Winds will be 6 mph from the SE.

  • Day

    37°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 35%. High temperature around 37F. Dew point will be around 27F with an average humidity of 75%. Winds will be 7 mph from the SE.

    Night

    33°F

    Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 33F. Dew point will be around 30F with an average humidity of 82%. Winds will be 6 mph from the SE.