10-Day Weather Forecast - Lake Forest, IL

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  • 21|22°F
    70% Chance of Snow
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    Today

    21°F

    Mostly cloudy. A slight chance of snow early in the afternoon. Snow likely late. Little or no snow accumulation. Highs in the lower 20s. West winds around 10 mph. Chance of precipitation 70 percent.

    Tonight

    22°F

    Mostly cloudy. Snow likely early in the evening then a slight chance of snow late in the evening. Snow accumulation up to half an inch. Near steady temperature in the mid 20s. West winds around 10 mph. Chance of precipitation 70 percent.

    Hourly details
  • Day

    31°F

    Mostly cloudy. Snow likely in the afternoon. Snow accumulation around an inch possible. Highs around 30. Northwest winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of precipitation 70 percent.

    Night

    10°F

    Partly cloudy in the evening then clearing. A slight chance of snow in the evening. Lows around 7 above. Northwest winds 10 to 15 mph diminishing to 5 to 10 mph after midnight. Chance of precipitation 20 percent.

    Hourly details
  • Day

    19°F

    Partly cloudy in the morning then becoming mostly cloudy. Highs around 20. West winds 5 to 10 mph.

    Night

    18°F

    Mostly cloudy. Lows 10 to 15.

    Hourly details
  • Day

    28°F

    Partly cloudy. Highs in the mid 20s.

    Night

    15°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows 10 to 15.

    Hourly details
  • Weekend Weather

  • Day

    26°F

    Mostly cloudy. Highs in the upper 20s.

    Night

    21°F

    Mostly cloudy. Near steady temperature in the lower 20s.

    Hourly details
  • Day

    32°F

    Mostly cloudy. Highs in the lower 30s.

    Night

    28°F

    Mostly cloudy. Lows in the mid 20s.

    Hourly details
  • Day

    33°F

    Mostly cloudy. Highs in the mid 30s.

    Night

    23°F

    Partly cloudy. Low temperature around 23F. Dew point will be around 21F with an average humidity of 78%. Winds will be 2 mph from the NW.

  • Day

    29°F

    Partly cloudy. High temperature around 29F. Dew point will be around 19F with an average humidity of 73%. Winds will be 1 mph from the NW.

    Night

    20°F

    Mostly cloudy. Low temperature around 20F. Dew point will be around 16F with an average humidity of 75%. Winds will be 1 mph from the SE.

  • Day

    27°F

    Cloudy. High temperature around 27F. Dew point will be around 18F with an average humidity of 75%. Winds will be 1 mph from the W.

    Night

    18°F

    Cloudy. Low temperature around 18F. Dew point will be around 15F with an average humidity of 76%. Winds will be 2 mph from the W.

  • Day

    26°F

    Partly cloudy. High temperature around 26F. Dew point will be around 17F with an average humidity of 74%. Winds will be 2 mph from the SW.

    Night

    20°F

    Mostly clear. Low temperature around 20F. Dew point will be around 15F with an average humidity of 75%. Winds will be 2 mph from the S.