• Today

    Jul 24

    76°Lo 54°

    Mostly sunny and nice

    Poor for home energy
    • Avg
      RealFeel
      67°
    • Hi
      RealFeel
      82°
    • Wind
      Speed
      6 mph
  • Fri

    Jul 25

    74°Lo 66°

    A couple of thunderstorms

    Poor for home energy
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      76°
    • Wind
      Speed
      9 mph
    more
  • Sat

    Jul 26

    84°Lo 63°

    Warmer with a thunderstorm

    Poor for home energy
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      91°
    • Wind
      Speed
      6 mph
    more
  • Sun

    Jul 27

    79°Lo 57°

    Clouds and sun with a shower

    Poor for home energy
    • Avg
      RealFeel
      65°
    • Hi
      RealFeel
      79°
    • Wind
      Speed
      11 mph
    more
  • Mon

    Jul 28

    73°Lo 55°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      62°
    • Hi
      RealFeel
      73°
    • Wind
      Speed
      12 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
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11pm Fri
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  10pm 11pm 12am 1am 2am 3am 4am 5am
Forecast
Clear
Clear
Clear
Clear
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 60° 58° 58° 58° 56° 55° 55° 54°
RealFeel® 59° 57° 57° 56° 55° 54° 53° 52°
Humidity 68% 72% 73% 74% 77% 81% 83% 86%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Rain
 
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Snow
 
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Ice
 
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  10pm 11pm 12am 1am 2am 3am 4am 5am
Wind (mph) 3 ENE 3 E 3 ESE 3 SSE 3 S 3 S 3 S 4 S
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 0% 0% 1% 0% 46% 46% 46% 46%
Dew Point 50° 49° 49° 49° 49° 49° 50° 50°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Jul 24

more Historical Weather Data >
  Today Normal Record 7/24/2013
High 76° 81° N/A 70°
Low 54° 60° N/A 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:38 AM with 14:43 of sunlight, then sets at 8:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:47 AM with 14:48 of moolight, then sets at 6:35 PM

Top Story

Crystal Lake Weather Report

Chicago: Cooler, Less Humid to Close Out Week

July 24, 2014; 4:52 AM ET

The second half of the week looks to be noticeably cooler and less humid in the Chicago area. 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.

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Thu. Degree Days

Thu. UV Index