• Early AM

    Aug 2

    Lo 13°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Aug 2

    27°Lo 14°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Sun

    Aug 3

    27°Lo 14°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Aug 4

    28°Lo 14°

    A couple of p.m. t-storms

    Low ragweed pollen levels
    • Precip
      63%
    • Wind
      Speed
      5 k/h
    • Cloud
      Cover
      54%
    more
  • Tue

    Aug 5

    26°Lo 13°

    A couple of thunderstorms

    Low ragweed pollen levels
    • Precip
      60%
    • Wind
      Speed
      8 k/h
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
T-storms
Partly Sunny
Temp (°C) 22° 24° 25° 26° 27° 26° 25° 24°
RealFeel® 25° 28° 30° 31° 31° 29° 26° 26°
Humidity 75% 69% 65% 62% 56% 59% 64% 66%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
6%
 
5%
 
5%
 
8%
 
43%
 
47%
 
51%
 
14%
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) 5 WSW 5 WSW 5 WSW 6 SW 6 SW 6 SW 6 WSW 6 WSW
UV Index 4 5 6 6 6 5 3 2
Cloud Cover 46% 46% 46% 46% 46% 46% 70% 46%
Dew Point 18° 18° 18° 18° 18° 18° 18° 18°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C

Temperature History - Aug 2

more Historical Weather Data >
  Today Normal Record 8/2/2013
High 27° 26° 34° (2007) 25°
Low 14° 15° (1947) 14°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:48 AM with 14:42 of sunlight, then sets at 8:30 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:28 PM with 10:56 of moolight, then sets at 11:24 PM

Top Story

Ottawa Weather Report

Weather Pattern Clues for August

August 1, 2014; 10:23 AM ET

A look at what the weather pattern may be like for August. more >