• Tonight

    Jul 23

    Lo 52°

    Clear and pleasant

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Thu

    Jul 24

    76°Lo 52°

    Mostly sunny and nice

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

    Jul 25

    74°Lo 64°

    Thundershower

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

    Jul 26

    85°Lo 67°

    Warmer with a thunderstorm

    Low ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      70%
    more
  • Sun

    Jul 27

    82°Lo 58°

    Variable clouds, a t-storm

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Hi 74° RealFeel® 74° Precipitation 7%

Day

N

E

S

W

  • N 14 mph
  • Gusts: 27 mph

Clouds and sunshine, breezy and cooler

  • Max UV Index: 7 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 52° RealFeel® 50° Precipitation 1%

Night

N

E

S

W

  • N 5 mph
  • Gusts: 19 mph

Clear and pleasant

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

Crystal Lake Pollen Levels - July 23

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Jul 23

more Historical Weather Data >
  Today Normal Record 7/23/2013
High 74° 81° N/A 73°
Low 52° 60° N/A 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:37 AM with 14:45 of sunlight, then sets at 8:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:57 AM with 14:53 of moolight, then sets at 5:50 PM

Top Story

Crystal Lake Weather Report

Chicago: Cooler, Less Humid to Close Out Week

July 23, 2014; 4:52 AM ET

The second half of the week looks to be noticeably cooler and less humid in the Chicago area. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps