• Today

    Apr 23

    53°Lo 38°

    An afternoon shower or two

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      58°
    • UV
      6 - High
    • Cloud
      Cover
      77%
  • Thu

    Apr 24

    62°Lo 43°

    A couple of thunderstorms

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      57°
    • UV
      4 - Moderate
    • Cloud
      Cover
      93%
    more
  • Fri

    Apr 25

    67°Lo 36°

    Partly sunny and breezy

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      66°
    • UV
      7 - High
    • Cloud
      Cover
      26%
    more
  • Sat

    Apr 26

    54°Lo 33°

    Partly sunny and cooler

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      55°
    • UV
      7 - High
    • Cloud
      Cover
      26%
    more
  • Sun

    Apr 27

    53°Lo 41°

    Mostly cloudy, rain possible

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      49°
    • UV
      4 - Moderate
    • Cloud
      Cover
      87%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
2am
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  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Clear
Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 34° 33° 33° 32° 34° 35° 38° 40°
RealFeel® 27° 27° 29° 29° 32° 34° 37° 40°
Humidity 81% 83% 84% 84% 84% 81% 70% 62%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
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Snow
 
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Ice
 
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  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 7 NNE 6 N 5 N 4 N 4 N 3 N 5 NNE 6 NE
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 1% 2% 10% 17% 24% 30% 37% 43%
Dew Point 29° 28° 28° 28° 30° 30° 29° 28°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Apr 23

more Historical Weather Data >
  Today Normal Record 4/23/2013
High 53° 60° N/A 52°
Low 38° 37° N/A 36°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:00 AM with 13:44 of sunlight, then sets at 7:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:38 AM with 11:07 of moolight, then sets at 1:45 PM

Top Story

Crystal Lake Weather Report

Chicago: Late-Week Storms to Bring Cooler Weather

April 23, 2014; 3:31 AM ET

Some cooler weather is in store for Chicago this week as thunderstorms roll into the area around late week. more >

Is it a Cold or the Flu?

Apr 19, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Wed. Sinus Headache

Wed. UV Index