• Early AM

    Jul 24

    Lo 69°

    Variable cloudiness

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Today

    Jul 24

    91°Lo 68°

    A heavy thunderstorm

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
  • Mon

    Jul 25

    86°Lo 63°

    Mostly sunny, warm and muggy

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Jul 26

    86°Lo 65°

    Warm with plenty of sun

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Jul 27

    86°Lo 67°

    A thunderstorm possible

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Next 8 hours >
  Sun
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Cloudy
Cloudy
Partly Cloudy
Partly Cloudy
Cloudy
Mostly Cloudy
Partly Cloudy
Partly Sunny
Temp (°F) 70° 72° 74° 76° 79° 81° 83° 85°
RealFeel® 73° 76° 80° 83° 85° 87° 93° 98°
Humidity 100% 100% 100% 96% 83% 79% 76% 74%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
20%
 
20%
 
20%
 
15%
 
5%
 
5%
 
6%
 
7%
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) 9 S 9 S 9 S 9 S 12 SSW 12 SSW 13 SSW 13 SSW
UV Index 0 0 0 0 1 2 4 6
Cloud Cover 66% 70% 70% 70% 92% 80% 65% 46%
Dew Point 70° 72° 74° 75° 74° 73° 75° 76°
Middle Grid line 90 F 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 24

more Historical Weather Data >
  Today Normal Record 7/24/2015
High 91° 84° N/A 85°
Low 68° 64° N/A 63°

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 11:12 PM with 12:45 of moolight, then sets at 11:57 AM

Crystal Lake Weather Report

By the numbers: Recapping the week's stifling central US heat

July 24, 2016; 1:33 AM ET

Stifling heat has been baking the central United States but will finally ease across northern areas this weekend. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps