• Tonight

    Jul 23

    Lo 52°

    Clear and pleasant

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • 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
  • 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
< Previous 8 hours Next 8 hours >
  Fri
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Cloudy
Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 63° 66° 69° 70° 72° 73° 74° 73°
RealFeel® 65° 69° 72° 73° 74° 76° 76° 74°
Humidity 71% 66% 63% 61% 60% 59% 60% 63%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
6%
 
7%
 
9%
 
9%
 
13%
 
34%
 
34%
 
37%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 5 SSW 6 SSW 7 S 8 S 8 S 8 S 8 S 8 S
UV Index 2 4 5 6 6 6 5 4
Cloud Cover 70% 50% 68% 83% 90% 85% 73% 57%
Dew Point 53° 55° 56° 56° 57° 58° 59° 60°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Jul 25

more Historical Weather Data >
  Today Normal Record 7/25/2013
High 74° 81° N/A 77°
Low 64° 60° N/A 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:39 AM with 14:41 of sunlight, then sets at 8:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:39 AM with 14:37 of moolight, then sets at 7:16 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.

Fri. Dust & Dander

Fri. Wind Maps