• Tonight

    Feb 26

    Lo -8°

    Clear and bitterly cold

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

    Feb 27

    14°Lo -5°

    Sunny, but frigid

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

    Feb 28

    22°Lo 17°

    Partly sunny and very cold

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

    Mar 1

    30°Lo 11°

    Cold with snow at times

    Low ragweed pollen levels
    • Precip
      70%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      94%
    more
  • Mon

    Mar 2

    31°Lo 28°

    Rather cloudy and cold

    Ragweed Pollen Weather
    • Precip
      23%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      83%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
11pm
Fri
12am
1am 2am 3am 4am 5am 6am
  11pm 12am 1am 2am 3am 4am 5am 6am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Clear
Clear
Clear
Clear
Mostly Clear
Temp (°F) -3° -4° -5° -7° -8° -7° -6° -5°
RealFeel® -9° -10° -12° -13° -14° -14° -12° -11°
Humidity 86% 87% 86% 87% 87% 90% 88% 82%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  11pm 12am 1am 2am 3am 4am 5am 6am
Wind (mph) 6 WNW 6 WNW 6 NW 6 NW 6 NW 6 NW 6 NW 6 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 20% 19% 12% 5% 2% 3% 7% 10%
Dew Point -6° -7° -9° -10° -11° -9° -9° -9°
Middle Grid line 0 F Middle Grid line -5 F

Temperature History - Feb 26

more Historical Weather Data >
  Today Normal Record 2/26/2014
High 19° 40° 66° (2000) 21°
Low -8° 22° -3° (1994)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 11:08 of sunlight, then sets at 5:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:43 AM with 14:43 of moolight, then sets at 2:26 AM

Peru Weather Report

Chicago: Snow Looms for Late Weekend as Cold Air Lingers

February 26, 2015; 10:40 PM ET

The Chicago area will continue to endure a cold air into late in the weekend as the next round of snow could hit the region on Sunday. 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