• Tonight

    Jul 11

    Lo 13°

    Mainly clear

    Asthma Weather
    • Hi
      RealFeel
      27°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Sat

    Jul 12

    29°Lo 16°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      30°
    • UV
      7 - High
    • Air Qual.
      Good
  • Sun

    Jul 13

    26°Lo 18°

    Rain and a thunderstorm

    At Risk weather for asthma
    • Hi
      RealFeel
      24°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Mon

    Jul 14

    27°Lo 15°

    A shower or t-storm in spots

    Neutral weather for asthma
    • Hi
      RealFeel
      32°
    • UV
      6 - High
    • Cloud
      Cover
      74%
    more
  • Tue

    Jul 15

    24°Lo 13°

    A thunderstorm possible

    Neutral weather for asthma
    • Hi
      RealFeel
      23°
    • UV
      5 - Moderate
    • Cloud
      Cover
      70%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°C) 20° 22° 24° 25° 26° 27° 29° 28°
RealFeel® 21° 24° 27° 28° 28° 29° 30° 28°
Humidity 70% 62% 57% 52% 49% 46% 43% 45%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
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%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (km/h) 6 SSW 8 SSW 8 SSW 10 SSW 11 SSW 13 SSW 13 SSW 13 SSW
UV Index 3 4 6 7 7 7 6 4
Cloud Cover 45% 30% 26% 26% 26% 26% 26% 26%
Dew Point 15° 15° 15° 15° 15° 15° 15° 15°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C

Temperature History - Jul 12

more Historical Weather Data >
  Today Normal Record 7/12/2013
High 29° 26° 34° (1987) 26°
Low 16° 15° (1945) 12°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:26 AM with 15:24 of sunlight, then sets at 8:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:44 PM with 10:18 of moolight, then sets at 7:02 AM

Top Story

Ottawa Weather Report

Long-Range Pattern Update

July 11, 2014; 11:05 AM ET

Pattern of extremes into next week and a look at August. more >