• Wed

    Mar 18

    53°Lo 38°

    Sun and some clouds

    Snow Days Weather
    • Snow
      0%
    • Ice
      11%
    • Snow
      0 in
    more
  • Thu

    Mar 19

    49°Lo 29°

    Occasional rain

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    Mar 20

    49°Lo 34°

    Spotty afternoon showers

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Mar 21

    45°Lo 30°

    Mostly cloudy

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Mar 22

    40°Lo 26°

    Windy with snow and rain

    Snow Days Weather
    • Snow
      55%
    • Ice
      0%
    • Snow
      0.82 in
Next Previous
Hi 40° RealFeel® 27° Precipitation 80%

Day

N

E

S

W

  • NE 21 mph
  • Gusts: 37 mph

Windy with a mix of snow and rain

  • Max UV Index: 1 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0.67 in
  • Rain: 0.56 in
  • Snow: 0.8 in
  • Ice: 0 in
  • Hours of Precipitation: 8.5 hrs
  • Hours of Rain: 7.5 hrs
Lo 26° RealFeel® 15° Precipitation 56%

Night

N

E

S

W

  • N 15 mph
  • Gusts: 31 mph

Cloudy and cold with a rain or snow shower in spots

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0.06 in
  • Rain: 0.01 in
  • Snow: 0.4 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Mar 22

more Historical Weather Data >
  Today Normal Record 3/22/2014
High 40° 45° N/A 36°
Low 26° 25° N/A 21°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:54 AM with 12:14 of sunlight, then sets at 7:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:18 AM with 13:53 of moolight, then sets at 10:11 PM

Crystal Lake Weather Report

Chicago: Harsh Cold to Follow Wintry Weather

March 3, 2015; 5:15 AM ET

While Chicago will escape the brunt of a snowstorm moving from the Rockies to the Midwest, the city will still see some wintry precipitation early this week. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.