• Today

    May 6

    79°Lo 59°

    Mostly sunny and warmer

    Beneficial weather for colds
    • Avg
      Temp
      69°
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      81°
    more
  • Sat

    May 7

    65°Lo 40°

    Cooler with a thunderstorm

    Beneficial weather for colds
    • Avg
      Temp
      53°
    • Avg
      RealFeel
      54°
    • Hi
      RealFeel
      68°
  • Sun

    May 8

    69°Lo 49°

    Partly sunny

    Beneficial weather for colds
    • Avg
      Temp
      59°
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      75°
    more
  • Mon

    May 9

    65°Lo 56°

    Cloudy with a thunderstorm

    Beneficial weather for colds
    • Avg
      Temp
      61°
    • Avg
      RealFeel
      55°
    • Hi
      RealFeel
      62°
    more
  • Tue

    May 10

    65°Lo 50°

    Some rain and a thunderstorm

    Neutral weather for colds
    • Avg
      Temp
      58°
    • Avg
      RealFeel
      58°
    • Hi
      RealFeel
      70°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Mostly Clear
Mostly Clear
Partly Cloudy
Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 63° 62° 62° 61° 60° 59° 59° 60°
RealFeel® 60° 59° 58° 57° 56° 55° 55° 56°
Humidity 65% 66% 69% 69% 69% 69% 70% 67%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
2%
 
5%
 
5%
 
6%
 
7%
 
7%
 
9%
 
19%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 10 W 10 W 10 W 12 W 12 W 10 WNW 10 WNW 12 NNW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 10% 24% 44% 65% 81% 92% 99% 100%
Dew Point 51° 51° 51° 51° 50° 49° 49° 49°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - May 7

more Historical Weather Data >
  Today Normal Record 5/7/2015
High 65° 64° N/A 83°
Low 40° 42° N/A 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:40 AM with 14:20 of sunlight, then sets at 8:00 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:38 AM with 14:31 of moolight, then sets at 9:09 PM

Crystal Lake Weather Report

Chicago: Temperatures to soar late this week

May 6, 2016; 3:38 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.

Sat. Cold & Flu

Sat. UV Index