• Early AM

    May 5

    Lo 39°

    Mostly cloudy

    Common Cold Weather
    • Avg
      Temp
      45°
    • Avg
      RealFeel
      35°
    • Hi
      RealFeel
      45°
    more
  • Today

    May 5

    63°Lo 40°

    Turning sunny; warmer

    Beneficial weather for colds
    • Avg
      Temp
      52°
    • Avg
      RealFeel
      55°
    • Hi
      RealFeel
      69°
  • Fri

    May 6

    77°Lo 58°

    Mostly sunny and warmer

    Beneficial weather for colds
    • Avg
      Temp
      68°
    • Avg
      RealFeel
      67°
    • Hi
      RealFeel
      80°
    more
  • Sat

    May 7

    63°Lo 39°

    Cooler; a morning t-storm

    Neutral weather for colds
    • Avg
      Temp
      51°
    • Avg
      RealFeel
      46°
    • Hi
      RealFeel
      63°
    more
  • Sun

    May 8

    69°Lo 47°

    Sun and some clouds

    Beneficial weather for colds
    • Avg
      Temp
      58°
    • Avg
      RealFeel
      58°
    • Hi
      RealFeel
      73°
    more
Next Previous
Next 8 hours >
  Thu
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 42° 42° 41° 41° 40° 39° 41° 42°
RealFeel® 33° 32° 31° 31° 28° 25° 28° 32°
Humidity 81% 81% 79% 77% 78% 80% 86% 82%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
4%
 
2%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 12 NNE 13 N 13 NNE 14 N 16 N 20 N 16 N 15 N
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 55% 83% 83% 68% 71% 76% 76% 76%
Dew Point 36° 36° 35° 34° 34° 34° 37° 37°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - May 5

more Historical Weather Data >
  Today Normal Record 5/5/2015
High 63° 64° N/A 51°
Low 40° 41° N/A 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:42 AM with 14:16 of sunlight, then sets at 7:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:12 AM with 13:31 of moolight, then sets at 6:43 PM

Crystal Lake Weather Report

Chicago: Temperatures to soar late this week

May 5, 2016; 4:28 AM ET

Temperatures will soar into the 70s by late in the week in the Chicago area. more >

Flu Season is Just Around the Corner

Sep 11, 2012; 2:00 PM ET The peak of flu season may not be until January, but preparations should begin now. Adrienne Veilleux has more.

Thu. Cold & Flu

Thu. UV Index