• Friday

    Aug 22

    89°Lo 70°

    A thunderstorm in spots

    Poor for stargazing
    • Cloud
      Cover
      84%
    • Precip
      45%
    • Hours of Precip
      2.5
    more
  • Saturday

    Aug 23

    90°Lo 69°

    A p.m. t-storm possible

    Very Good for stargazing
    • Cloud
      Cover
      36%
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Sunday

    Aug 24

    91°Lo 67°

    Clouds and sun; hot, humid

    Excellent for stargazing
    • Cloud
      Cover
      11%
    • Precip
      22%
    • Hours of Precip
      0
    more
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Top Story

Yorkville Weather Report

Chicago: Threat of Thunderstorms Lingers After Heavy Rains Flood Wrigley Field

August 20, 2014; 11:39 AM ET

While there may be a mix of sunshine and clouds over the area, Chicago is facing more rounds of thunderstorms over the next several days. 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