• Friday

    Sep 4

    89°Lo 68°

    Sunny and very warm

    Very Good for stargazing
    • Cloud
      Cover
      11%
    • Precip
      11%
    • Hours of Precip
      0
    more
  • Saturday

    Sep 5

    86°Lo 66°

    Mostly sunny and very warm

    Very Good for stargazing
    • Cloud
      Cover
      5%
    • Precip
      9%
    • Hours of Precip
      0
    more
  • Sunday

    Sep 6

    88°Lo 69°

    Mostly sunny and very warm

    Poor for stargazing
    • Cloud
      Cover
      35%
    • Precip
      14%
    • Hours of Precip
      0
    more
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Chicago Weather Report

Chicago: More Foggy Mornings in Store as Heat Holds on

September 1, 2015; 4:41 AM ET

Chicagoans can expect to begin September with a stretch of higher temperatures, increasing humidity and more foggy mornings. 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