• Today

    Jul 11

    80°Lo 65°

    A t-storm late this afternoon

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

    Jul 12

    81°Lo 68°

    Thunderstorms, strong late

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

    Jul 13

    83°Lo 62°

    Clouds and sun with a t-storm

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

    Jul 14

    79°Lo 55°

    Not as warm with a t-storm

    Moderate ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      48%
    more
  • Tue

    Jul 15

    68°Lo 54°

    Some sun, a shower; cooler

    Ragweed Pollen Weather
    • Precip
      40%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      61%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
T-storms
Cloudy
Mostly Cloudy
Temp (°F) 66° 65° 66° 67° 69° 70° 72° 74°
RealFeel® 62° 61° 63° 64° 68° 67° 73° 77°
Humidity 85% 89% 91% 89% 85% 83% 80% 78%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
47%
 
34%
 
34%
 
37%
 
48%
 
52%
 
48%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 5 S 5 S 5 S 5 S 5 S 6 S 6 S 7 S
UV Index 0 0 0 0 1 1 2 3
Cloud Cover 90% 92% 91% 90% 89% 90% 90% 87%
Dew Point 61° 62° 63° 63° 64° 64° 65° 67°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Jul 12

more Historical Weather Data >
  Today Normal Record 7/12/2013
High 81° 82° N/A 80°
Low 68° 60° N/A 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:28 AM with 15:02 of sunlight, then sets at 8:30 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:29 PM with 10:32 of moolight, then sets at 7:01 AM

Top Story

Crystal Lake Weather Report

Stormy Weekend in Store for Chicago

July 11, 2014; 3:01 AM ET

Warm and humid air will be on the rise this weekend with an uptick in storms expected. more >

Battling the Common Cold

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

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps