• Today

    Sep 18

    71°Lo 49°

    Partly sunny and pleasant

    Excellent for an outdoor bbq
    • Precip
      2%
    • Hi
      RealFeel
      73°
    • Wind
      Gust
      9 mph
  • Fri

    Sep 19

    74°Lo 60°

    Intervals of clouds and sun

    Very Good for an outdoor bbq
    • Precip
      7%
    • Hi
      RealFeel
      73°
    • Wind
      Gust
      18 mph
    more
  • Sat

    Sep 20

    81°Lo 59°

    Warmer; an afternoon t-storm

    Excellent for an outdoor bbq
    • Precip
      70%
    • Hi
      RealFeel
      86°
    • Wind
      Gust
      12 mph
    more
  • Sun

    Sep 21

    74°Lo 50°

    Clouds breaking; less humid

    Very Good for an outdoor bbq
    • Precip
      11%
    • Hi
      RealFeel
      73°
    • Wind
      Gust
      15 mph
    more
  • Mon

    Sep 22

    69°Lo 47°

    Partly sunny

    Very Good for an outdoor bbq
    • Precip
      3%
    • Hi
      RealFeel
      70°
    • Wind
      Gust
      9 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
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  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Mostly Clear
Clear
Sunny
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 48° 47° 48° 51° 55° 61° 65° 67°
RealFeel® 48° 46° 46° 51° 57° 64° 70° 70°
Humidity 93% 93% 93% 90% 82% 74% 68% 61%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
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Snow
 
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Ice
 
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  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 1 ENE 2 ENE 3 ENE 2 NE 3 ENE 4 ENE 5 ENE 5 E
UV Index 0 0 0 0 1 3 4 5
Cloud Cover 12% 7% 5% 30% 29% 27% 26% 26%
Dew Point 46° 45° 46° 48° 50° 52° 54° 53°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 71° 76° 93° (1954) 82°
Low 49° 51° 34° (1959) 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 12:21 of sunlight, then sets at 7:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:30 AM with 14:24 of moolight, then sets at 3:54 PM

Top Story

Peru Weather Report

Chicago: Cooler, Fall-Like Temperatures to Linger

September 18, 2014; 6:12 AM ET

The cooler, below-average conditions responsible for the fall-like feel will hold through the end of the week over the Chicago area. more >

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Thu. Outdoor Entertaining

Thu. Wind Maps

Thu. UV Index