• Early AM

    Jul 12

    Lo 65°

    A shower or thunderstorm

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

    Jul 12

    81°Lo 66°

    Thunderstorms, strong late

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

    Jul 13

    83°Lo 59°

    Clouds and sun with a t-storm

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

    Jul 14

    73°Lo 51°

    Thundershower

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

    Jul 15

    71°Lo 53°

    Clouds and sun with a shower

    Moderate ragweed pollen levels
    • Precip
      42%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      50%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Mostly Cloudy
Cloudy
Partly Cloudy
T-storms
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 67° 68° 71° 72° 75° 79° 81° 82°
RealFeel® 66° 68° 72° 75° 81° 86° 89° 90°
Humidity 93% 93% 86% 80% 75% 69% 65% 62%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
33%
 
36%
 
47%
 
51%
 
47%
 
34%
 
34%
 
34%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 4 W 4 W 4 W 5 W 6 W 6 W 6 W 7 W
UV Index 0 0 1 3 4 6 7 7
Cloud Cover 88% 90% 70% 46% 46% 46% 46% 46%
Dew Point 65° 66° 67° 66° 67° 68° 68° 68°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Jul 13

more Historical Weather Data >
  Today Normal Record 7/13/2013
High 83° 82° N/A 80°
Low 59° 60° N/A 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:28 AM with 15:01 of sunlight, then sets at 8:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:14 PM with 11:02 of moolight, then sets at 8:16 AM

Top Story

Crystal Lake Weather Report

Stormy Weekend in Store for Chicago

July 12, 2014; 4:21 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.

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps