• Early AM

    Jan 31

    Lo 18°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Jan 31

    36°Lo 23°

    Not as cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Feb 1

    26°Lo 5°

    Breezy and colder with snow

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Feb 2

    15°Lo 9°

    Mostly sunny and frigid

    Low ragweed pollen levels
    • Precip
      4%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      23%
  • Tue

    Feb 3

    31°Lo 20°

    A bit of snow; not as cold

    Low ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      16 mph
    • Cloud
      Cover
      96%
    more
Next Previous
Hi 15° RealFeel® 8° Precipitation 4%

Day

N

E

S

W

  • W 8 mph
  • Gusts: 15 mph

Mostly sunny and frigid

  • Max UV Index: 0 (Low)
  • 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 9° RealFeel® -4° Precipitation 14%

Night

N

E

S

W

  • SW 13 mph
  • Gusts: 20 mph

Quite cold with increasing cloudiness

  • 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 - Feb 2

more Historical Weather Data >
  Today Normal Record 2/2/2014
High 15° 28° N/A 17°
Low 11° N/A -12°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:06 AM with 10:03 of sunlight, then sets at 5:09 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:20 PM with 14:12 of moolight, then sets at 6:32 AM

Crystal Lake Weather Report

Chicago: Weekend Storm to Hit Area With Snow

January 31, 2015; 1:00 AM ET

A storm brewing in the Southwest is expected to plow into the Plains and Midwest over the weekend, passing close enough to Chicago to bring heavy snow. more >

Mon. Dust & Dander

Mon. Wind Maps