• Early AM

    Aug 23

    Lo 69°

    Partly to mostly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Aug 23

    85°Lo 70°

    A p.m. t-storm in spots

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

    Aug 24

    86°Lo 70°

    Times of clouds and sun

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

    Aug 25

    90°Lo 69°

    An afternoon thunderstorm

    Moderate ragweed pollen levels
    • Precip
      51%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      26%
    more
  • Tue

    Aug 26

    88°Lo 69°

    Partly sunny with a t-storm

    Moderate ragweed pollen levels
    • Precip
      57%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      56%
Next Previous
Hi 88° RealFeel® 98° Precipitation 57%

Day

N

E

S

W

  • SSW 6 mph
  • Gusts: 10 mph

Periods of clouds and sunshine with a shower or thunderstorm; very warm and humid

  • Max UV Index: 6 (High)
  • Thunderstorms: 60%
  • Precipitation: 0.19 in
  • Rain: 0.19 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs
Lo 69° RealFeel® 66° Precipitation 41%

Night

N

E

S

W

  • SSW 5 mph
  • Gusts: 7 mph

Partly cloudy and humid; watch for a strong evening thunderstorm followed by a shower in spots late

  • Max UV Index: N/A
  • Thunderstorms: 91%
  • Precipitation: 0.13 in
  • Rain: 0.13 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs

Temperature History - Aug 26

more Historical Weather Data >
  Today Normal Record 8/26/2013
High 88° 79° N/A 89°
Low 69° 57° N/A 68°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:12 AM with 13:25 of sunlight, then sets at 7:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:15 AM with 12:41 of moolight, then sets at 7:56 PM

Top Story

Crystal Lake 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 >

Tue. Dust & Dander

Tue. Wind Maps