• Early AM

    Aug 30

    Lo 61°

    Mostly cloudy

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

    Aug 30

    80°Lo 63°

    Warmer; areas of morning fog

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

    Aug 31

    86°Lo 68°

    Humid with plenty of sunshine

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

    Sep 1

    88°Lo 68°

    Mostly sunny 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
Next Previous
Hi 87° RealFeel® 91° Precipitation 25%

Day

N

E

S

W

  • SSW 7 mph
  • Gusts: 12 mph

Partly sunny and very warm

  • Max UV Index: 6 (High)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 66° RealFeel® 64° Precipitation 19%

Night

N

E

S

W

  • ESE 5 mph
  • Gusts: 8 mph

Mainly clear

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2014
High 87° 78° N/A 80°
Low 66° 59° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:18 AM with 13:07 of sunlight, then sets at 7:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:59 PM with 14:05 of moolight, then sets at 12:04 PM

Grayslake Weather Report

Chicago: Heat, Humidity to Build Through Week

August 30, 2015; 1:00 AM ET

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

Wed. Dust & Dander

Wed. Wind Maps