• Today

    Aug 29

    73°Lo 61°

    Rain, then a shower

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

    Aug 30

    81°Lo 63°

    Warmer with some sun

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

    Aug 31

    86°Lo 68°

    Sunny, very warm and humid

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

    Sep 1

    87°Lo 67°

    Mostly sunny, warm and humid

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

    Sep 2

    87°Lo 66°

    Partly sunny and very warm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Cloudy 72° RealFeel® 71°

N

E

S

W

  • Humidity: 80%
  • Pressure: 29.99 in
  • UV Index: 1
  • Cloud Cover: 99%
  • Ceiling: 2900 ft
  • Dew Point: 66° F
  • Visibility: 6 mi
5 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 13:18 of sunlight, then sets at 7:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:27 PM with 11:49 of moolight, then sets at 7:16 AM

Temperature Summary - 4:03 PM

  Temp (°F)
Now 72°
Yesterday 73°
RealFeel® 71°
RealFeel® Shade 69°
Wind Chill 72°
Dew Point 66°
  Hi / Lo
Previous 6 Hours 72°
  65°
Previous 12 Hours 72°
  63°
Previous 24 Hours 72°
  63°

Temperature History - Aug 29

more Historical Weather Data >
  Today Normal Record 8/29/2014
High 73° 78° N/A 83°
Low 61° 56° N/A 60°

Precipitation Summary - 4:03 PM

  Amount (in)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0.02
Previous 9 Hours 0.63
Previous 12 Hours 1.03
Previous 18 Hours 1.46
Previous 24 Hours 1.47

Crystal Lake Weather Report

Chicago: Heat, Humidity to Build Through Week

August 29, 2015; 3:26 PM ET

A turn to warmer conditions is in store for the Chicago area heading into the new week. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps