• Today

    Mar 2

    29°Lo 19°

    Sun, then clouds; cold

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

    Mar 3

    38°Lo 8°

    Snow and ice, then rain

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

    Mar 4

    15°Lo -5°

    Clouds and sun; much colder

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

    Mar 5

    11°Lo 0°

    Sunny and frigid

    Low ragweed pollen levels
    • Precip
      4%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      5%
    more
  • Fri

    Mar 6

    28°Lo 18°

    Some sun; breezy, not as cold

    Ragweed Pollen Weather
    • Precip
      6%
    • Wind
      Speed
      18 mph
    • Cloud
      Cover
      65%
Next Previous
Hi 28° RealFeel® 12° Precipitation 6%

Day

N

E

S

W

  • SW 18 mph
  • Gusts: 31 mph

Breezy and not as cold with periods of clouds and sunshine

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 18° RealFeel® 3° Precipitation 1%

Night

N

E

S

W

  • WSW 14 mph
  • Gusts: 23 mph

Clear and cold

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Mar 6

more Historical Weather Data >
  Today Normal Record 3/6/2014
High 28° 38° N/A 28°
Low 18° 20° N/A -8°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:21 AM with 11:28 of sunlight, then sets at 5:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:58 PM with 12:06 of moolight, then sets at 7:04 AM

Crystal Lake Weather Report

Chicago: Wintry Mix to Precede Harsh Cold

March 2, 2015; 8:15 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 >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Fri. Dust & Dander

Fri. Wind Maps