• Today

    Mar 3

    39°Lo 10°

    A little morning snow

    At High Risk weather for sinus headaches
    • Hi
      RealFeel
      26°
    • UV
      1 - Low
    • Cloud
      Cover
      99%
  • Wed

    Mar 4

    17°Lo 0°

    Partly sunny and much colder

    At High Risk weather for sinus headaches
    • Hi
      RealFeel
    • UV
      3 - Moderate
    • Cloud
      Cover
      65%
    more
  • Thu

    Mar 5

    15°Lo 2°

    Sunny and frigid

    At Risk weather for sinus headaches
    • Hi
      RealFeel
    • UV
      4 - Moderate
    • Cloud
      Cover
      3%
    more
  • Fri

    Mar 6

    35°Lo 29°

    Sunny, breezy and not as cold

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      22°
    • UV
      4 - Moderate
    • Cloud
      Cover
      1%
    more
  • Sat

    Mar 7

    40°Lo 19°

    Times of clouds and sun

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      37°
    • UV
      4 - Moderate
    • Cloud
      Cover
      62%
    more
Next Previous
Next 8 hours >
  Tue
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Freezing Rain
Freezing Rain
Freezing Rain
Freezing Rain
Freezing Rain
Cloudy
Cloudy
Flurries
Temp (°F) 26° 27° 27° 28° 29° 31° 32° 31°
RealFeel® 17° 17° 16° 16° 16° 19° 19° 16°
Humidity 76% 77% 79% 79% 79% 76% 74% 87%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
2%
 
0%
Snow
 
1%
 
2%
 
2%
 
2%
 
2%
 
2%
 
5%
 
43%
Ice
 
51%
 
57%
 
59%
 
65%
 
42%
 
38%
 
42%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 7 SSE 8 SE 9 SE 10 SE 10 SE 13 SE 14 SE 14 SSE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 91% 99% 100% 100% 99% 99% 100% 100%
Dew Point 20° 20° 21° 23° 23° 24° 25° 27°
Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Mar 3

more Historical Weather Data >
  Today Normal Record 3/3/2014
High 39° 42° 75° (1974) 15°
Low 10° 23° -6° (2014) -6°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 11:21 of sunlight, then sets at 5:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:12 PM with 13:29 of moolight, then sets at 5:41 AM

Peru Weather Report

Chicago: Wintry Mix to Precede Harsh Cold

March 3, 2015; 5:15 AM ET

While Chicago will escape the brunt of a snowstorm moving from the Rockies to the Midwest, the city will still see some wintry precipitation early this week. more >

Making a Forecast: The Sixth Sense

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

Tue. Sinus Headache

Tue. UV Index