• Today

    Apr 30

    49°Lo 43°

    Rain becoming heavy at times

    Poor for biking
    • Precip
      85%
    • Hours of Precip
      8.5
    • Wind
      Gust
      25 mph
  • Sun

    May 1

    54°Lo 40°

    Mostly cloudy, a little rain

    Fair for biking
    • Precip
      56%
    • Hours of Precip
      2
    • Wind
      Gust
      16 mph
    more
  • Mon

    May 2

    62°Lo 42°

    Partly sunny and warmer

    Excellent for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
  • Tue

    May 3

    71°Lo 49°

    Increasingly windy

    Excellent for biking
    • Precip
      10%
    • Hours of Precip
      0.5
    • Wind
      Gust
      43 mph
    more
  • Wed

    May 4

    60°Lo 39°

    Rather cloudy and cooler

    Very Good for biking
    • Precip
      16%
    • Hours of Precip
      0
    • Wind
      Gust
      16 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
1pm
2pm 3pm 4pm 5pm 6pm 7pm 8pm
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Forecast
Rain
Cloudy
Cloudy
Rain
Rain
Rain
Rain
Rain
Temp (°F) 45° 45° 46° 46° 46° 46° 46° 46°
RealFeel® 32° 36° 36° 33° 34° 34° 34° 35°
Humidity 93% 94% 89% 90% 94% 97% 95% 93%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Rain
 
61%
 
49%
 
49%
 
58%
 
73%
 
73%
 
73%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Wind (mph) 17 E 17 E 17 E 17 E 16 E 16 ENE 15 ENE 15 ENE
UV Index 2 2 1 1 1 0 0 0
Cloud Cover 100% 97% 95% 94% 94% 94% 94% 94%
Dew Point 43° 44° 42° 43° 44° 45° 45° 44°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Apr 30

more Historical Weather Data >
  Today Normal Record 4/30/2015
High 49° 65° 87° (1970) 55°
Low 43° 43° 33° (2008) 34°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 14:02 of sunlight, then sets at 7:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:08 AM with 10:42 of moolight, then sets at 12:50 PM

DeKalb Weather Report

Chicago: Warmup to follow cool, damp weekend

April 30, 2016; 1:26 PM ET

Following a cool and rainy weekend, warmer conditions will arrive in the Chicago area early next week. 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.