• Tonight

    Dec 19

    Lo -16°

    Clear

    Asthma Weather
    • Hi
      RealFeel
      -8°
    • UV
      1 - Low
    • Air Qual.
      Good
    more
  • Sat

    Dec 20

    -6°Lo -14°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      -6°
    • UV
      1 - Low
    • Air Qual.
      Good
  • Sun

    Dec 21

    -6°Lo -11°

    Fog, then some sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      -5°
    • UV
      1 - Low
    • Air Qual.
      Good
    more
  • Mon

    Dec 22

    -5°Lo -10°

    Some sun, then clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      -9°
    • UV
      1 - Low
    • Cloud
      Cover
      60%
    more
  • Tue

    Dec 23

    0°Lo -2°

    A wintry mix possible

    Beneficial weather for asthma
    • Hi
      RealFeel
      -5°
    • UV
      0 - Low
    • Cloud
      Cover
      88%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°C) -14° -13° -11° -10° -9° -8° -7° -6°
RealFeel® -14° -12° -9° -8° -6° -6° -6° -6°
Humidity 99% 98% 97% 92% 85% 80% 79% 74%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
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%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (km/h) 6 NW 4 NNW 4 NNW 4 N 4 NNE 4 NNE 4 NE 6 NE
UV Index 0 0 1 1 1 1 1 0
Cloud Cover 26% 26% 26% 26% 26% 26% 26% 26%
Dew Point -14° -13° -11° -11° -11° -11° -10° -10°
Middle Grid line 0 C Middle Grid line -5 C Middle Grid line -10 C

Temperature History - Dec 20

more Historical Weather Data >
  Today Normal Record 12/20/2013
High -6° -3° 13° (1957) -2°
Low -14° -12° -34° (1942) -7°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:39 AM with 8:43 of sunlight, then sets at 4:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:48 AM with 9:47 of moolight, then sets at 3:35 PM

Ottawa Weather Report

Long-Range Forecast Model Update Into Mid-January

December 19, 2014; 9:08 AM ET

Update on the long-range forecast model data. more >