• Mon

    Feb 22

    27°Lo 13°

    Snow showers possible; colder

    Neutral weather for colds
    • Avg
      Temp
      20°
    • Avg
      RealFeel
      15°
    • Hi
      RealFeel
      16°
    more
  • Tue

    Feb 23

    22°Lo 12°

    Increasing clouds; very cold

    Beneficial weather for colds
    • Avg
      Temp
      17°
    • Avg
      RealFeel
    • Hi
      RealFeel
      13°
  • Wed

    Feb 24

    31°Lo 18°

    Cloudy, snow showers possible

    Beneficial weather for colds
    • Avg
      Temp
      25°
    • Avg
      RealFeel
      16°
    • Hi
      RealFeel
      31°
    more
  • Thu

    Feb 25

    30°Lo 21°

    Plenty of clouds

    Beneficial weather for colds
    • Avg
      Temp
      26°
    • Avg
      RealFeel
      18°
    • Hi
      RealFeel
      20°
    more
  • Fri

    Feb 26

    28°Lo 20°

    Becoming cloudy

    Beneficial weather for colds
    • Avg
      Temp
      24°
    • Avg
      RealFeel
      23°
    • Hi
      RealFeel
      37°
    more
Next Previous
Hi 22° RealFeel® 13° Precipitation 0%

Day

N

E

S

W

  • SSW 9 mph
  • Gusts: 24 mph

Increasing cloudiness and very cold

  • Max UV Index: 3 (Moderate)
  • 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 12° RealFeel® -8° Precipitation 55%

Night

N

E

S

W

  • SSW 15 mph
  • Gusts: 32 mph

Cloudy and cold with a bit of sleet and freezing rain

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0.08 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0.08 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 0 hrs

Temperature History - Feb 23

more Historical Weather Data >
  Today Normal Record 2/23/2015
High 22° 34° N/A
Low 12° 16° N/A -14°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 10:58 of sunlight, then sets at 5:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:45 PM with 12:44 of moolight, then sets at 7:29 AM

Crystal Lake Weather Report

Chicago: Dangerous cold to hold through weekend

February 12, 2016; 4:24 AM ET

Conditions will continue to be dangerously cold into the weekend 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.