• Tonight

    Jul 12

    Lo 65°

    A strong t-storm this evening

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

    Jul 13

    82°Lo 57°

    A morning t-storm in spots

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

    Jul 14

    73°Lo 50°

    Thundershower

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

    Jul 15

    71°Lo 53°

    An afternoon shower

    Moderate ragweed pollen levels
    • Precip
      48%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      50%
    more
  • Wed

    Jul 16

    70°Lo 54°

    Intervals of clouds and sun

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      54%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
8am
9am 10am 11am 12pm
  8am 9am 10am 11am 12pm
Forecast
Cloudy
Cloudy
T-storms
T-storms
Cloudy
Temp (°F) 70° 71° 72° 74° 74°
RealFeel® 69° 72° 75° 79° 79°
Humidity 90% 90% 90% 89% 91%
   
  8am 9am 10am 11am 12pm
Rain
 
43%
 
47%
 
51%
 
53%
 
49%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
   
  8am 9am 10am 11am 12pm
Wind (mph) 7 SSE 6 SW 6 N 8 NE 9 E
UV Index 1 2 2 4 4
Cloud Cover 96% 94% 95% 94% 93%
Dew Point 67° 68° 69° 70° 71°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Jul 12

more Historical Weather Data >
  Today Normal Record 7/12/2013
High 79° 82° N/A 80°
Low 65° 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

Chicago Faces Strong Storms, to Turn Septemberlike

July 12, 2014; 8:59 AM ET

Strong thunderstorms will threaten Chicago this weekend before the city gets a taste of September. 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