• Today

    Sep 2

    89°Lo 70°

    Warmer with some sun

    Advisory for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      10%
    • Hours of Precip
      1.5
    more
  • Thu

    Sep 3

    89°Lo 70°

    Increasing amounts of sun

    Warning for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      19%
    • Hours of Precip
      0
  • Fri

    Sep 4

    88°Lo 70°

    A strong afternoon t-storm

    Warning for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      40%
    • Hours of Precip
      1
    more
  • Sat

    Sep 5

    89°Lo 70°

    A p.m. t-storm in spots

    Advisory for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      47%
    • Hours of Precip
      1
    more
  • Sun

    Sep 6

    90°Lo 71°

    Partly sunny and very warm

    Advisory for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      10%
    • Hours of Precip
      2
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 82° 84° 86° 87° 89° 88° 87° 86°
RealFeel® 92° 94° 95° 95° 97° 94° 94° 92°
Humidity 70% 62% 57% 54% 54% 55% 58% 63%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
11%
 
11%
 
7%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 6 SSW 6 SSW 6 SSW 6 SSW 7 SSW 7 SW 6 SSW 5 SSW
UV Index 4 5 6 5 4 3 2 1
Cloud Cover 58% 50% 46% 46% 46% 46% 40% 35%
Dew Point 71° 69° 69° 68° 70° 70° 71° 72°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F

Temperature History - Sep 3

more Historical Weather Data >
  Today Normal Record 9/3/2014
High 89° 81° N/A N/A
Low 70° 57° N/A N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:25 AM with 13:01 of sunlight, then sets at 7:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:47 PM with 14:25 of moolight, then sets at 1:12 PM

Peru Weather Report

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

September 2, 2015; 7:34 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.

Thu. Hair Frizz

Thu. Wind Maps

Thu. UV Index