• Today

    Jul 30

    87°Lo 63°

    Sunny; breezy this afternoon

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

    Jul 31

    87°Lo 59°

    Mostly sunny

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

    Aug 1

    82°Lo 64°

    Beautiful with sunshine

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

    Aug 2

    84°Lo 67°

    Partly sunny with a t-storm

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

    Aug 3

    84°Lo 61°

    A thunderstorm possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
8am
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Sunny
Sunny
Sunny
Sunny
Sunny
Partly Sunny
Mostly Sunny
Sunny
Temp (°F) 67° 74° 78° 80° 82° 84° 85° 87°
RealFeel® 67° 75° 80° 83° 85° 86° 87° 88°
Humidity 69% 53% 48% 46% 40% 37% 36% 33%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
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Snow
 
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Ice
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 8 W 8 W 9 W 10 W 12 WNW 14 WNW 15 WNW 16 WNW
UV Index 1 3 5 6 7 7 7 6
Cloud Cover 0% 0% 0% 0% 0% 30% 15% 0%
Dew Point 57° 56° 57° 58° 56° 55° 56° 55°
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 30

more Historical Weather Data >
  Today Normal Record 7/30/2014
High 87° 81° N/A 73°
Low 63° 60° N/A 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:44 AM with 14:31 of sunlight, then sets at 8:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:31 PM with 10:31 of moolight, then sets at 6:02 AM

Crystal Lake Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 30, 2015; 4:36 AM ET

Temperatures will stay in the 80s, with the daytime high slowly working its way into the low 80s by Monday. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps