• Today

    Dec 21

    41°Lo 31°

    Mostly cloudy with a flurry

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      31°
    • UV
      1 - Low
    • Cloud
      Cover
      94%
  • Mon

    Dec 22

    43°Lo 40°

    Cloudy with spotty showers

    At High Risk weather for sinus headaches
    • Hi
      RealFeel
      31°
    • UV
      1 - Low
    • Cloud
      Cover
      95%
    more
  • Tue

    Dec 23

    49°Lo 32°

    Cloudy with a shower

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      45°
    • UV
      1 - Low
    • Cloud
      Cover
      95%
    more
  • Wed

    Dec 24

    39°Lo 27°

    Snow showers; windy, colder

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      22°
    • UV
      1 - Low
    • Cloud
      Cover
      92%
    more
  • Thu

    Dec 25

    38°Lo 29°

    Sunny to partly cloudy

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      29°
    • UV
      2 - Low
    • Cloud
      Cover
      25%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
6pm
7pm 8pm 9pm 10pm 11pm Mon
12am
1am
  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Temp (°F) 36° 35° 35° 34° 33° 33° 33° 33°
RealFeel® 26° 24° 24° 23° 22° 22° 22° 22°
Humidity 78% 79% 79% 79% 80% 80% 80% 81%
   
  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Rain
 
16%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
37%
 
0%
 
0%
 
0%
 
0%
 
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0%
Ice
 
0%
 
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  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Wind (mph) 12 SSE 12 SSE 13 SSE 13 SSE 13 SSE 12 SSE 12 SE 12 SE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 90% 90% 90% 90% 89% 89% 90% 90%
Dew Point 30° 29° 29° 28° 28° 28° 28° 27°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 41° 34° 62° (1967) 33°
Low 31° 18° -18° (1963) 27°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:18 AM with 9:11 of sunlight, then sets at 4:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:33 AM with 10:03 of moolight, then sets at 4:36 PM

Ottawa Weather Report

Chicago: Chance for a White Christmas as Pattern Turns Unsettled

December 21, 2014; 4:18 AM ET

There's a chance for a white Christmas around Chicagoland as next week turns unsettled. more >

New Year, New You

Dec 24, 2012; 5:00 AM ET Start 2013 right with these tips on how to set realistic New Year's resolutions!

Sun. Sinus Headache

Sun. UV Index