• Wed

    Apr 30

    50°Lo 32°

    Cloudy with a touch of rain

    Beneficial weather for asthma
    • Hi
      RealFeel
      43°
    • UV
      4 - Moderate
    • Cloud
      Cover
      98%
    more
  • Thu

    May 1

    49°Lo 33°

    Cloudy with a thunderstorm

    Beneficial weather for asthma
    • Hi
      RealFeel
      44°
    • UV
      3 - Moderate
    • Cloud
      Cover
      100%
    more
  • Fri

    May 2

    52°Lo 38°

    An a.m. shower; mostly cloudy

    Beneficial weather for asthma
    • Hi
      RealFeel
      50°
    • UV
      3 - Moderate
    • Cloud
      Cover
      84%
    more
  • Sat

    May 3

    58°Lo 43°

    Increasing cloudiness

    Beneficial weather for asthma
    • Hi
      RealFeel
      57°
    • UV
      6 - High
    • Cloud
      Cover
      67%
  • Sun

    May 4

    58°Lo 44°

    Overcast

    Beneficial weather for asthma
    • Hi
      RealFeel
      58°
    • UV
      3 - Moderate
    • Cloud
      Cover
      97%
    more
Next Previous
Hi 58° RealFeel® 57° Precipitation 4%

Day

N

E

S

W

  • NW 6 mph
  • Gusts: 17 mph

Increasing cloudiness

  • Max UV Index: 6 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 43° RealFeel® 41° Precipitation 3%

Night

N

E

S

W

  • NW 4 mph
  • Gusts: 10 mph

Mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - May 3

more Historical Weather Data >
  Today Normal Record 5/3/2013
High 58° 63° N/A 45°
Low 43° 41° N/A 36°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:46 AM with 14:09 of sunlight, then sets at 7:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:15 AM with 14:46 of moolight, then sets at 12:01 AM

Top Story

Crystal Lake Weather Report

Warm Easter Day in Chicago but Rain Coming on Monday

April 20, 2014; 3:12 AM ET

It will be a partly sunny and warm Easter day across Chicago. 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?