• Today

    Oct 21

    58°Lo 34°

    Partly sunny and cooler

    Watch for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Wed

    Oct 22

    57°Lo 34°

    Plenty of sun

    Watch for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      1%
    • Hours of Precip
      0
  • Thu

    Oct 23

    59°Lo 45°

    An afternoon shower

    Watch for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      40%
    • Hours of Precip
      3
    more
  • Fri

    Oct 24

    63°Lo 45°

    Mostly sunny

    Advisory for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Sat

    Oct 25

    69°Lo 44°

    Warm with clouds and sun

    Watch for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Sunny
Sunny
Temp (°F) 39° 38° 37° 37° 34° 36° 38° 43°
RealFeel® 38° 38° 38° 37° 35° 37° 39° 43°
Humidity 88% 91% 92% 93% 100% 96% 90% 77%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 2 NE 2 ENE 2 NE 2 ENE 1 E 1 E 2 ENE 2 ESE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 26% 26% 26% 26% 26% 26% 0% 0%
Dew Point 36° 35° 35° 35° 34° 35° 36° 36°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Oct 22

more Historical Weather Data >
  Today Normal Record 10/22/2013
High 57° 61° 84° (1979) 40°
Low 34° 41° 22° (2013) 22°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:13 AM with 10:48 of sunlight, then sets at 6:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:53 AM with 11:35 of moolight, then sets at 5:28 PM

Joliet Weather Report

Cool Weather Ahead for Chicago

October 21, 2014; 6:01 AM ET

Seasonable temperatures will be the rule this week across Chicagoland. 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.

Wed. Hair Frizz

Wed. Wind Maps

Wed. UV Index