• Friday

    Jul 10

    79°Lo 68°

    Cloudy, a t-storm possible

    Poor for stargazing
    • Cloud
      Cover
      53%
    • Precip
      80%
    • Hours of Precip
      3
    more
  • Saturday

    Jul 11

    77°Lo 62°

    A thunderstorm possible

    Poor for stargazing
    • Cloud
      Cover
      76%
    • Precip
      55%
    • Hours of Precip
      2
    more
  • Sunday

    Jul 12

    74°Lo 71°

    Mostly sunny

    Very Good for stargazing
    • Cloud
      Cover
      48%
    • Precip
      25%
    • Hours of Precip
      0
    more
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Naperville Weather Report

Chicago: Brief Cooldown to Precede Sunny Holiday Weekend

July 1, 2015; 6:00 AM ET

The Chicago area will experience a drop in temperatures into late week before a mostly sunny Independence Day unfolds. 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.