• Tonight

    Feb 11

    Lo 11°

    Some clouds; very cold

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      18°
    • Hi
      RealFeel
      27°
    • Wind
      Speed
      5 mph
    more
  • Fri

    Feb 12

    24°Lo 2°

    Clouds breaking and very cold

    Very Good for home energy
    • Avg
      RealFeel
      -1°
    • Hi
      RealFeel
      10°
    • Wind
      Speed
      15 mph
  • Sat

    Feb 13

    15°Lo 3°

    Mostly sunny and frigid

    Very Good for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      11°
    • Wind
      Speed
      8 mph
    more
  • Sun

    Feb 14

    22°Lo 19°

    Cloudy, very cold; p.m. snow

    Very Good for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
    • Wind
      Speed
      10 mph
    more
  • Mon

    Feb 15

    33°Lo 21°

    Cloudy and not as cold

    Good for home energy
    • Avg
      RealFeel
      21°
    • Hi
      RealFeel
      28°
    • Wind
      Speed
      7 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Sunny
Mostly Sunny
Temp (°F) 16° 17° 19° 21° 22° 23° 24° 22°
RealFeel® 10°
Humidity 86% 85% 79% 72% 65% 58% 53% 53%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
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%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 9 W 10 WNW 13 WNW 15 WNW 17 WNW 20 NW 16 NW 18 NW
UV Index 0 0 0 1 2 2 2 2
Cloud Cover 90% 91% 92% 91% 85% 76% 45% 28%
Dew Point 13° 13° 14° 14° 12° 10°
Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F

Temperature History - Feb 12

more Historical Weather Data >
  Today Normal Record 2/12/2015
High 24° 35° 70° (1999) 21°
Low 18° -20° (1899)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:55 AM with 10:30 of sunlight, then sets at 5:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:20 AM with 13:09 of moolight, then sets at 10:29 PM

Ottawa Weather Report

Chicago: Dangerous cold to hold through weekend

February 11, 2016; 9:44 PM ET

Conditions will continue to be dangerously cold into the weekend in the Chicago area. more >

Fri. Home Energy Efficiency

Fri. Degree Days

Fri. UV Index