• Tonight

    Jul 30

    Lo 55°

    Mainly clear

    Bicycling Weather
    • Precip
      50%
    • Hours of Precip
      1
    • Wind
      Gust
      18 mph
  • Thu

    Jul 31

    80°Lo 59°

    A p.m. t-storm in spots

    Very Good for biking
    • Precip
      41%
    • Hours of Precip
      0.5
    • Wind
      Gust
      8 mph
    more
  • Fri

    Aug 1

    79°Lo 56°

    Clouds and sun with a t-storm

    Good for biking
    • Precip
      58%
    • Hours of Precip
      2
    • Wind
      Gust
      4 mph
    more
  • Sat

    Aug 2

    79°Lo 56°

    Periods of sun with a t-storm

    Good for biking
    • Precip
      56%
    • Hours of Precip
      2
    • Wind
      Gust
      7 mph
    more
  • Sun

    Aug 3

    80°Lo 57°

    Partly sunny and beautiful

    Excellent for biking
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      6 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
T-storms
Sunny
Sunny
Sunny
Partly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 69° 72° 74° 76° 78° 79° 79° 78°
RealFeel® 69° 76° 79° 86° 83° 83° 82° 79°
Humidity 65% 64% 55% 51% 45% 40% 43% 43%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
51%
 
47%
 
17%
 
17%
 
22%
 
32%
 
32%
 
32%
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) 4 W 5 NNW 5 WNW 0 6 W 7 WNW 7 W 8 WNW
UV Index 3 4 6 7 7 7 6 4
Cloud Cover 35% 4% 4% 0% 38% 19% 35% 45%
Dew Point 57° 59° 57° 57° 55° 53° 55° 54°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2013
High 79° 83° 97° (1999) 70°
Low 55° 63° 53° (1981) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:45 AM with 14:28 of sunlight, then sets at 8:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:21 AM with 12:30 of moolight, then sets at 9:51 PM

Top Story

Joliet Weather Report

Late-Week Thunderstorms in Store for Chicago

July 30, 2014; 4:08 PM ET

Thunderstorms will move into the Chicago area later this week, and the threat for storms will remain into the weekend. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.