• Today

    Apr 18

    67°Lo 47°

    Variable clouds; not as warm

    Unlikely for hair frizz
    • Wind
      Gust
      23 mph
    • Precip
      16%
    • Hours of Precip
      0
    more
  • Sun

    Apr 19

    59°Lo 45°

    Rain, becoming heavy; cooler

    Watch for hair frizz
    • Wind
      Gust
      22 mph
    • Precip
      80%
    • Hours of Precip
      11
    more
  • Mon

    Apr 20

    56°Lo 35°

    Variable clouds with a shower

    Watch for hair frizz
    • Wind
      Gust
      32 mph
    • Precip
      55%
    • Hours of Precip
      1
    more
  • Tue

    Apr 21

    54°Lo 35°

    Variable clouds; windy, cool

    Unlikely for hair frizz
    • Wind
      Gust
      39 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Wed

    Apr 22

    51°Lo 33°

    Breezy with variable clouds

    Watch for hair frizz
    • Wind
      Gust
      28 mph
    • Precip
      11%
    • Hours of Precip
      0
Next Previous
Variable cloudiness 51° Lo 45° RealFeel® 47° / 36°

N

E

S

W

  • Precipitation: 11%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 36%
  • Cloud Cover: 70%
  • Dew Point: 23° F
  • Visibility: 10 mi
16 mph

Temperature History - Apr 22

more Historical Weather Data >
  Today Normal Record 4/22/2014
High 51° 59° N/A 57°
Low 33° 37° N/A 31°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:02 AM with 13:40 of sunlight, then sets at 7:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:10 AM with 14:50 of moolight, then sets at 12:00 AM

Crystal Lake Weather Report

Chicago: Rain to Span Second Half of Weekend

April 18, 2015; 5:11 AM ET

Weekend weather will be a combination of lower temperatures and significant rainfall, but Chicago will slowly pull out of the damp, cooler conditions through the new week. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Wed. Hair Frizz

Wed. Wind Maps

Wed. UV Index