• Tonight

    Feb 26

    Lo -9°

    Clear and bitterly cold

    Asthma Weather
    • Hi
      RealFeel
    • UV
      3 - Moderate
    • Air Qual.
      Good
  • Fri

    Feb 27

    14°Lo -5°

    Sunny, but frigid

    Beneficial weather for asthma
    • Hi
      RealFeel
      18°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Sat

    Feb 28

    22°Lo 17°

    Partly sunny and very cold

    Beneficial weather for asthma
    • Hi
      RealFeel
      16°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Sun

    Mar 1

    30°Lo 11°

    Cold with snow at times

    Beneficial weather for asthma
    • Hi
      RealFeel
      23°
    • UV
      2 - Low
    • Cloud
      Cover
      94%
    more
  • Mon

    Mar 2

    31°Lo 28°

    Rather cloudy and cold

    Beneficial weather for asthma
    • Hi
      RealFeel
      27°
    • UV
      3 - Moderate
    • 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
Clear
Mostly Clear
Clear
Clear
Clear
Clear
Clear
Mostly Clear
Temp (°F) -4° -5° -7° -8° -9° -7° -6° -5°
RealFeel® -13° -13° -15° -16° -16° -14° -12° -11°
Humidity 91% 91% 91% 91% 91% 91% 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%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Wind (mph) 7 NW 7 NW 7 NW 7 NW 6 NW 6 NW 6 NW 6 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 9% 10% 5% 1% 0% 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 -9° 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; 8:10 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. Air Quality

Thu. Asthma Risk

Thu. UV Index