• Early AM

    Feb 11

    Lo 3°

    Frigid

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

    Feb 11

    18°Lo 9°

    Mostly sunny and frigid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Feb 12

    22°Lo -1°

    Clouds breaking and windy

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    Feb 13

    11°Lo -2°

    Mostly sunny and frigid

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

    Feb 14

    21°Lo 17°

    Very cold; a little p.m. snow

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
Next Previous
Hi 21° RealFeel® 5° Precipitation 76%

Day

N

E

S

W

  • SSE 12 mph
  • Gusts: 18 mph

Cloudy and very cold; a little snow at times in the afternoon

  • Max UV Index: 1 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0.04 in
  • Rain: 0 in
  • Snow: 0.7 in
  • Ice: 0 in
  • Hours of Precipitation: 2.5 hrs
  • Hours of Rain: 0 hrs
Lo 17° RealFeel® 0° Precipitation 25%

Night

N

E

S

W

  • SSW 13 mph
  • Gusts: 18 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 - Feb 14

more Historical Weather Data >
  Today Normal Record 2/14/2015
High 21° 31° N/A 25°
Low 17° 13° N/A -4°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:51 AM with 10:33 of sunlight, then sets at 5:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:33 AM with 14:12 of moolight, then sets at 12:45 AM

Crystal Lake Weather Report

Chicago: Cold air to blast region through weekend

February 10, 2016; 8:55 PM ET

Cold air will grip the Chicago area into the weekend with temperatures up to 15 degrees Fahrenheit below average for this time of year. more >

Sun. Dust & Dander

Sun. Wind Maps