• Tonight

    Oct 20

    Lo 4°

    Mostly cloudy with showers

    Sinus Headache Weather
    • Hi
      RealFeel
    • UV
      1 - Low
    • Cloud
      Cover
      97%
    more
  • Tue

    Oct 21

    9°Lo 2°

    Mostly cloudy, brief showers

    At Risk weather for sinus headaches
    • Hi
      RealFeel
    • UV
      1 - Low
    • Cloud
      Cover
      93%
  • Wed

    Oct 22

    11°Lo 6°

    Breezy with clouds and sun

    At Risk weather for sinus headaches
    • Hi
      RealFeel
    • UV
      2 - Low
    • Cloud
      Cover
      69%
    more
  • Thu

    Oct 23

    12°Lo 4°

    Mainly cloudy, a little rain

    At Risk weather for sinus headaches
    • Hi
      RealFeel
    • UV
      1 - Low
    • Cloud
      Cover
      91%
    more
  • Fri

    Oct 24

    12°Lo 4°

    Clouds and sun

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      10°
    • UV
      2 - Low
    • Cloud
      Cover
      60%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Cloudy
Showers
Showers
Showers
Showers
Showers
Cloudy
Cloudy
Temp (°C)
RealFeel® -2° -1° -1°
Humidity 97% 97% 100% 100% 100% 100% 100% 100%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
40%
 
71%
 
71%
 
71%
 
64%
 
64%
 
49%
 
46%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (km/h) 17 ENE 17 ENE 18 ENE 18 ENE 20 ENE 20 ENE 22 ENE 22 ENE
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 94% 94% 94% 94% 94% 94% 94% 94%
Dew Point
Middle Grid line 10 C Middle Grid line 5 C Middle Grid line 0 C

Temperature History - Oct 21

more Historical Weather Data >
  Today Normal Record 10/21/2013
High 11° 24° (1979) 14°
Low -6° (1946)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:27 AM with 10:40 of sunlight, then sets at 6:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:03 AM with 12:02 of moolight, then sets at 5:05 PM

Ottawa Weather Report

Train of Storms to Hit Northwest With Heavy Rain, Flooding

October 20, 2014; 5:07 PM ET

Storms, including Ana, are lining up over the northern Pacific, en route to the northwestern United States and British Columbia. more >