• Today

    Sep 3

    28°Lo 12°

    An afternoon thunderstorm

    High indoor dust & dander levels
    • Precip
      58%
    • Wind
      Speed
      13 k/h
    • Cloud
      Cover
      48%
  • Fri

    Sep 4

    25°Lo 11°

    Mostly sunny and pleasant

    Low indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      13 k/h
    • Cloud
      Cover
      20%
    more
  • Sat

    Sep 5

    28°Lo 16°

    Mostly sunny and very warm

    Low indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      9 k/h
    • Cloud
      Cover
      18%
    more
  • Sun

    Sep 6

    30°Lo 17°

    A t-storm around in the p.m.

    Moderate indoor dust & dander levels
    • Precip
      40%
    • Wind
      Speed
      13 k/h
    • Cloud
      Cover
      39%
    more
  • Mon

    Sep 7

    30°Lo 18°

    Sunny, very warm and humid

    Moderate indoor dust & dander levels
    • Precip
      2%
    • Wind
      Speed
      15 k/h
    • Cloud
      Cover
      11%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
T-storms
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°C) 24° 25° 26° 26° 26° 28° 27° 26°
RealFeel® 27° 29° 30° 30° 28° 30° 28° 26°
Humidity 84% 80% 72% 68% 68% 58% 59% 58%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
6%
 
5%
 
5%
 
8%
 
51%
 
47%
 
35%
 
19%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (km/h) 13 N 13 N 11 N 13 N 11 N 15 N 15 NNE 17 N
UV Index 2 4 4 5 5 4 3 2
Cloud Cover 67% 60% 52% 45% 45% 45% 45% 34%
Dew Point 21° 21° 21° 20° 20° 19° 18° 17°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C

Temperature History - Sep 3

more Historical Weather Data >
  Today Normal Record 9/3/2014
High 28° 22° 33° (1999) 26°
Low 12° 11° (1946) 14°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 13:11 of sunlight, then sets at 7:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:43 PM with 14:42 of moolight, then sets at 1:25 PM

Ottawa Weather Report

Potential for Significant Rainfall in the Prairies and Summer Stats

September 2, 2015; 2:56 PM ET

Heavy rainfall possible for the southern Prairies this weekend. more >