• Today

    Aug 23

    83°Lo 68°

    A heavy thunderstorm

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

    Aug 24

    83°Lo 68°

    Humid with clouds and sun

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

    Aug 25

    89°Lo 68°

    An afternoon thunderstorm

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

    Aug 26

    86°Lo 69°

    Sunny intervals, a t-storm

    Moderate ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      59%
    more
  • Wed

    Aug 27

    84°Lo 64°

    A couple of thunderstorms

    Ragweed Pollen Weather
    • Precip
      62%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      71%
    more
Next Previous
Hi 83° RealFeel® 95° Precipitation 55%

Day

N

E

S

W

  • E 5 mph
  • Gusts: 9 mph

Humid this morning; clouds and sun with a shower or heavy thunderstorm around from late morning on

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 40%
  • Precipitation: 0.31 in
  • Rain: 0.31 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs
Lo 68° RealFeel® 67° Precipitation 55%

Night

N

E

S

W

  • E 4 mph
  • Gusts: 6 mph

An evening shower or thunderstorm around; otherwise, partly cloudy and humid

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.05 in
  • Rain: 0.05 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Grayslake Pollen Levels - August 23

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Moderate

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Aug 23

more Historical Weather Data >
  Today Normal Record 8/23/2013
High 83° 80° N/A 79°
Low 68° 62° N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:08 AM with 13:33 of sunlight, then sets at 7:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:23 AM with 14:03 of moolight, then sets at 6:26 PM

Top Story

Grayslake Weather Report

Chicago: Threat of Thunderstorms Lingers After Heavy Rains Flood Wrigley Field, Cause Travel Delays

August 23, 2014; 2:58 AM ET

Chicago is facing more rounds of thunderstorms over the next several days after heavy rains flooded local neighborhoods and caused travel delays. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps