• Tonight

    Mar 26

    Lo 16°

    Rather cloudy with flurries

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Fri

    Mar 27

    29°Lo 13°

    Partly sunny, brisk and cold

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

    Mar 28

    37°Lo 25°

    Sunny and not as cold

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

    Mar 29

    45°Lo 31°

    Mostly cloudy, showers around

    Low ragweed pollen levels
    • Precip
      60%
    • Wind
      Speed
      23 mph
    • Cloud
      Cover
      76%
    more
  • Mon

    Mar 30

    54°Lo 40°

    Breezy in the morning; sunny

    Ragweed Pollen Weather
    • Precip
      2%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      5%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
8am
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 29° 32° 34° 35° 37° 38° 39° 39°
RealFeel® 22° 27° 28° 28° 30° 31° 32° 30°
Humidity 79% 71% 68% 65% 60% 57% 55% 57%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
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Snow
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 9 WNW 8 WNW 9 WNW 12 WNW 12 WNW 13 WNW 13 W 14 NW
UV Index 0 1 1 1 2 2 2 2
Cloud Cover 98% 91% 95% 98% 97% 97% 98% 99%
Dew Point 24° 24° 25° 25° 24° 24° 25° 25°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Mar 26

more Historical Weather Data >
  Today Normal Record 3/26/2014
High 39° 47° N/A 37°
Low 16° 27° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:47 AM with 12:25 of sunlight, then sets at 7:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:22 AM with 14:47 of moolight, then sets at 2:09 AM

Crystal Lake Weather Report

Chicago: Temperatures to Rebound Following Cold Start to the Weekend

March 26, 2015; 3:42 PM ET

Another surge of cold air is set to blast Chicago, bringing January like temperatures to the area for the start of the weekend before temperatures rebound into the 50s for the new week. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps