• Early AM

    Aug 28

    Lo 58°

    Increasing clouds

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      80°
    • Wind
      Speed
      5 mph
    more
  • Today

    Aug 28

    75°Lo 63°

    Some sun, then clouds

    Poor for home energy
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      78°
    • Wind
      Speed
      9 mph
    more
  • Sat

    Aug 29

    75°Lo 62°

    Rather cloudy with showers

    Poor for home energy
    • Avg
      RealFeel
      70°
    • Hi
      RealFeel
      78°
    • Wind
      Speed
      5 mph
  • Sun

    Aug 30

    79°Lo 63°

    Variable cloudiness

    Poor for home energy
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      88°
    • Wind
      Speed
      5 mph
    more
  • Mon

    Aug 31

    85°Lo 65°

    Sunny, very warm and humid

    Poor for home energy
    • Avg
      RealFeel
      78°
    • Hi
      RealFeel
      91°
    • Wind
      Speed
      6 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
5pm
6pm 7pm 8pm 9pm 10pm 11pm Sun
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Cloudy
Showers
Showers
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 75° 72° 69° 68° 67° 66° 66° 65°
RealFeel® 78° 69° 66° 68° 67° 66° 65° 66°
Humidity 80% 86% 87% 87% 92% 92% 93% 95%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
49%
 
72%
 
72%
 
16%
 
12%
 
12%
 
12%
 
12%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 6 SSW 6 W 5 N 5 NNE 5 NE 6 ENE 5 ENE 5 ENE
UV Index 1 0 0 0 0 0 0 0
Cloud Cover 90% 90% 90% 89% 89% 90% 90% 90%
Dew Point 68° 67° 65° 64° 65° 64° 63° 63°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 29

more Historical Weather Data >
  Today Normal Record 8/29/2014
High 75° 78° N/A 83°
Low 62° 56° N/A 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 13:18 of sunlight, then sets at 7:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:27 PM with 11:49 of moolight, then sets at 7:16 AM

Crystal Lake Weather Report

Chicago: Stray Shower May Interrupt Otherwise Ideal Weekend Conditions

August 28, 2015; 1:08 AM ET

Chicago is in store for near-ideal weekend conditions after a brief shower hits the area on Saturday. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Sat. Home Energy Efficiency

Sat. Degree Days

Sat. UV Index