• Today

    Mar 5

    15°Lo -1°

    Frigid with abundant sunshine

    Very Good for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      13°
    • Wind
      Speed
      7 mph
  • Fri

    Mar 6

    30°Lo 24°

    Sunny and breezy

    Very Good for home energy
    • Avg
      RealFeel
      16°
    • Hi
      RealFeel
      16°
    • Wind
      Speed
      15 mph
    more
  • Sat

    Mar 7

    41°Lo 24°

    Chilly with clouds and sun

    Good for home energy
    • Avg
      RealFeel
      26°
    • Hi
      RealFeel
      35°
    • Wind
      Speed
      12 mph
    more
  • Sun

    Mar 8

    42°Lo 22°

    Chilly with clouds and sun

    Good for home energy
    • Avg
      RealFeel
      27°
    • Hi
      RealFeel
      40°
    • Wind
      Speed
      9 mph
    more
  • Mon

    Mar 9

    43°Lo 28°

    Partly sunny

    Fair for home energy
    • Avg
      RealFeel
      34°
    • Hi
      RealFeel
      47°
    • Wind
      Speed
      6 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F) 11° 13°
RealFeel® -6° -8° -2° -1° 10° 12°
Humidity 77% 77% 78% 77% 69% 66% 63% 62%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
Ice
 
0%
 
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  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 7 NW 8 NW 6 WNW 6 WNW 7 NW 7 NW 8 NW 8 NW
UV Index 0 0 0 1 2 3 4 4
Cloud Cover 38% 33% 43% 36% 3% 4% 4% 4%
Dew Point -3° -4° -3° -3° -2°
Middle Grid line 15 F Middle Grid line 10 F Middle Grid line 5 F Middle Grid line 0 F

Temperature History - Mar 5

more Historical Weather Data >
  Today Normal Record 3/5/2014
High 15° 44° 74° (1983) 25°
Low -1° 25° -5° (1960) 15°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:24 AM with 11:27 of sunlight, then sets at 5:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:04 PM with 12:34 of moolight, then sets at 6:38 AM

Ottawa Weather Report

Chicago: Weekend to Welcome Springlike Temperatures

March 5, 2015; 9:56 AM ET

After a frigid workweek in Chicago, the weekend will usher in springlike temperatures across the region. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Thu. Home Energy Efficiency

Thu. Degree Days

Thu. UV Index