10-Day Weather Forecast - Prospect Heights, IL

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  • 20|20°F
    Mostly Sunny
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    Today

    20°F

    Mostly sunny. High temperature around 20F. Dew point will be around 2F with an average humidity of 61%. Winds will be 13 mph from the W.

    Tonight

    20°F

    Mostly cloudy. Lows around 18. Temperature rising into the upper 20s after midnight. South winds 10 to 15 mph increasing to 15 to 20 mph with gusts up to 25 mph after midnight.

    Hourly details
  • Weekend Weather

  • Day

    40°F

    Mostly cloudy and blustery. Highs around 40. Southwest winds 15 to 20 mph becoming west 10 to 15 mph in the afternoon. Gusts up to 30 mph.

    Night

    20°F

    Clear. Lows around 15. West winds 10 to 15 mph with gusts up to 25 mph.

    Hourly details
  • Day

    28°F

    Sunny. Highs in the upper 20s. West winds 5 to 10 mph.

    Night

    24°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 20s. South winds 5 to 10 mph.

    Hourly details
  • Day

    39°F

    Cloudy. A slight chance of snow in the morning. Highs in the lower 40s. Chance of precipitation 20 percent.

    Night

    38°F

    Cloudy. Near steady temperature in the mid 30s.

    Hourly details
  • Day

    46°F

    Mostly cloudy. Highs in the mid 40s.

    Night

    35°F

    Mostly cloudy. Lows in the lower 30s.

    Hourly details
  • Day

    44°F

    Cloudy. Highs in the mid 40s.

    Night

    43°F

    Cloudy. A chance of rain in the evening. Near steady temperature in the lower 40s. Chance of precipitation 40 percent.

    Hourly details
  • Day

    56°F

    Mostly cloudy. Highs in the upper 50s.

    Night

    42°F

    Mostly cloudy. Lows in the mid 30s.

  • Day

    48°F

    Partly cloudy in the morning then becoming mostly cloudy. Highs in the upper 40s.

    Night

    42°F

    Partly cloudy. Low temperature around 42F. Dew point will be around 37F with an average humidity of 77%. Winds will be 3 mph from the SW.

  • Weekend Weather

  • Day

    46°F

    Partly cloudy. High temperature around 46F. Dew point will be around 34F with an average humidity of 67%. Winds will be 3 mph from the NW.

    Night

    34°F

    Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 34F. Dew point will be around 29F with an average humidity of 70%. Winds will be 4 mph from the NW.

  • Day

    38°F

    Partly cloudy. High temperature around 38F. Dew point will be around 24F with an average humidity of 62%. Winds will be 4 mph from the N.

    Night

    31°F

    Partly cloudy. Low temperature around 31F. Dew point will be around 22F with an average humidity of 66%. Winds will be 3 mph from the N.