• Tonight

    Jan 30

    Lo 18°

    Mainly clear and cold

    Running Weather
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      15 mph
  • Sat

    Jan 31

    36°Lo 23°

    Not as cold

    Fair for running
    • Precip
      18%
    • Hours of Precip
      4
    • Wind
      Gust
      16 mph
    more
  • Sun

    Feb 1

    26°Lo 5°

    Breezy and colder with snow

    Poor for running
    • Precip
      76%
    • Hours of Precip
      7.5
    • Wind
      Gust
      28 mph
    more
  • Mon

    Feb 2

    15°Lo 9°

    Mostly sunny and frigid

    Poor for running
    • Precip
      4%
    • Hours of Precip
      0
    • Wind
      Gust
      15 mph
    more
  • Tue

    Feb 3

    31°Lo 20°

    A bit of snow; not as cold

    Poor for running
    • Precip
      55%
    • Hours of Precip
      3
    • Wind
      Gust
      25 mph
    more
Next Previous
Next 8 hours >
  Fri
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Flurries
Mostly Cloudy
Mostly Cloudy
Cloudy
Partly Cloudy
Partly Cloudy
Mostly Clear
Mostly Clear
Temp (°F) 25° 24° 22° 21° 19° 18° 17° 15°
RealFeel®
Humidity 68% 66% 67% 66% 66% 67% 68% 75%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
45%
 
30%
 
25%
 
25%
 
25%
 
25%
 
16%
 
0%
Ice
 
3%
 
7%
 
7%
 
7%
 
7%
 
7%
 
4%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 15 NNW 15 N 14 NNW 13 NNW 10 NNW 13 NNW 14 NNW 8 NW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 93% 87% 82% 57% 32% 30% 27% 17%
Dew Point 16° 14° 13° 11°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F

Temperature History - Jan 30

more Historical Weather Data >
  Today Normal Record 1/30/2014
High 25° 28° N/A 30°
Low 18° 10° N/A 19°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:09 AM with 9:56 of sunlight, then sets at 5:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:39 PM with 14:50 of moolight, then sets at 4:29 AM

Crystal Lake Weather Report

Chicago: Weekend Storm to Hit Area With Snow

January 30, 2015; 6:00 PM ET

A storm brewing in the Southwest is expected to plow into the Plains and Midwest over the weekend, passing close enough to Chicago to bring heavy snow. more >

Avoid the Winter Workout Blues

Dec 26, 2012; 5:00 AM ET When it's snowing or cold, most of us want nothing more than to keep warm on the couch. But Violeta Yas has some tips to help you sneak in mini workouts at the office, regardless of the weather.