• Today

    Sep 3

    87°Lo 70°

    An afternoon thunderstorm

    Advisory for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      57%
    • Hours of Precip
      1.5
    more
  • Fri

    Sep 4

    83°Lo 71°

    Periods of sun with a t-storm

    Warning for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      55%
    • Hours of Precip
      1
    more
  • Sat

    Sep 5

    85°Lo 74°

    Partly sunny, warm and humid

    Warning for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      25%
    • Hours of Precip
      0
  • Sun

    Sep 6

    88°Lo 74°

    Mostly sunny and very warm

    Advisory for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      7%
    • Hours of Precip
      2
    more
  • Mon

    Sep 7

    85°Lo 70°

    A thunderstorm or two

    Warning for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      60%
    • Hours of Precip
      3
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Cloudy
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 75° 77° 80° 81° 82° 83° 85° 84°
RealFeel® 76° 82° 86° 88° 88° 89° 91° 89°
Humidity 73% 70% 67% 62% 60% 58% 59% 60%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
7%
 
7%
 
7%
 
7%
 
7%
 
7%
 
7%
 
7%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 8 SSW 8 SSW 8 SSW 8 S 8 S 8 SSE 8 SSE 8 SE
UV Index 2 3 5 5 5 5 4 3
Cloud Cover 32% 17% 12% 14% 70% 20% 21% 20%
Dew Point 65° 67° 68° 67° 67° 67° 69° 69°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Sep 5

more Historical Weather Data >
  Today Normal Record 9/5/2014
High 85° 79° 97° (1954) 89°
Low 74° 62° 48° (1988) 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:20 AM with 12:58 of sunlight, then sets at 7:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:03 PM with 2:03 of moolight, then sets at 2:07 PM

Chicago Weather Report

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

September 3, 2015; 5:10 AM ET

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

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Sat. Hair Frizz

Sat. Wind Maps

Sat. UV Index