• Tonight

    Apr 30

    Lo 42°

    An evening shower or two

    Outdoor Barbecue Weather
    • Precip
      87%
    • Hi
      RealFeel
      43°
    • Wind
      Speed
      15 mph
  • Sun

    May 1

    53°Lo 40°

    Rather cloudy, a little rain

    Poor for an outdoor bbq
    • Precip
      56%
    • Hi
      RealFeel
      47°
    • Wind
      Speed
      14 mph
    more
  • Mon

    May 2

    60°Lo 41°

    Partly sunny and warmer

    Very Good for an outdoor bbq
    • Precip
      8%
    • Hi
      RealFeel
      66°
    • Wind
      Speed
      7 mph
    more
  • Tue

    May 3

    70°Lo 46°

    Partly sunny and breezy

    Very Good for an outdoor bbq
    • Precip
      10%
    • Hi
      RealFeel
      72°
    • Wind
      Speed
      14 mph
    more
  • Wed

    May 4

    56°Lo 39°

    Cooler with a shower or two

    Poor for an outdoor bbq
    • Precip
      56%
    • Hi
      RealFeel
      53°
    • Wind
      Speed
      14 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
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  11pm 12am 1am 2am 3am 4am 5am 6am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 45° 45° 45° 44° 43° 43° 42° 43°
RealFeel® 35° 35° 35° 35° 34° 34° 33° 35°
Humidity 82% 84% 84% 82% 81% 82% 85% 91%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Rain
 
33%
 
33%
 
25%
 
10%
 
10%
 
10%
 
10%
 
10%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  11pm 12am 1am 2am 3am 4am 5am 6am
Wind (mph) 15 ENE 15 ENE 14 NE 13 NE 13 NE 12 NE 12 NE 12 NE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 94% 94% 94% 94% 94% 94% 94% 94%
Dew Point 40° 40° 40° 39° 38° 38° 38° 40°
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° 62° N/A 53°
Low 42° 40° N/A 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:49 AM with 14:03 of sunlight, then sets at 7:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:07 AM with 10:40 of moolight, then sets at 12:47 PM

Crystal Lake Weather Report

Chicago: Warmup to follow cool, damp weekend

April 30, 2016; 7:26 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.

Sat. Outdoor Entertaining

Sat. Wind Maps

Sat. UV Index