• Friday

    Sep 4

    85°Lo 69°

    Clouds and sun with a t-storm

    Good for stargazing
    • Cloud
      Cover
      26%
    • Precip
      25%
    • Hours of Precip
      1
    more
  • Saturday

    Sep 5

    87°Lo 69°

    Partly sunny, warm and humid

    Good for stargazing
    • Cloud
      Cover
      40%
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Sunday

    Sep 6

    88°Lo 69°

    Partly sunny and very warm

    Fair for stargazing
    • Cloud
      Cover
      58%
    • Precip
      55%
    • Hours of Precip
      1
    more
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Crystal Lake Weather Report

Chicago: Sun, Humidity to Grip Region Before Stormy Labor Day

September 2, 2015; 3:34 PM ET

As the Labor Day weekend shapes up, Chicago residents will see mostly sunny and humid conditions until the holiday itself on Monday. more >

Astronomy Live Feed

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Curiosity Tastes Mars

Dec 14, 2012; 5:00 AM ET The Mars Science Laboratory Rover 'Curiosity' continues its sampling and analyzing of the Martian surface.

Fri. Stargazing