• Today

    Aug 29

    23°Lo 12°

    Partly sunny and pleasant

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

    Aug 30

    27°Lo 18°

    Mostly cloudy with a t-storm

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

    Aug 31

    26°Lo 17°

    Variably cloudy with showers

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

    Sep 1

    27°Lo 17°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Precip
      41%
    • Wind
      Speed
      10 k/h
    • Cloud
      Cover
      56%
    more
  • Tue

    Sep 2

    27°Lo 16°

    Mostly cloudy, showers around

    Ragweed Pollen Weather
    • Precip
      66%
    • Wind
      Speed
      10 k/h
    • Cloud
      Cover
      71%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Mostly Cloudy
T-storms
Temp (°C) 14° 14° 12° 14° 14° 15° 17° 18°
RealFeel® 13° 13° 11° 13° 12° 13° 15° 16°
Humidity 85% 86% 98% 86% 87% 86% 78% 74%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
5%
 
5%
 
4%
 
3%
 
3%
 
6%
 
47%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Wind (km/h) 6 NE 6 SSE 8 SE 8 SE 10 SSE 10 S 10 S 11 S
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 45% 45% 45% 45% 45% 45% 86% 87%
Dew Point 12° 12° 12° 12° 12° 13° 13° 14°
Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - Aug 30

more Historical Weather Data >
  Today Normal Record 8/30/2013
High 27° 22° 36° (1953) 28°
Low 18° 12° (1946) 16°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:21 AM with 13:24 of sunlight, then sets at 7:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:23 AM with 10:37 of moolight, then sets at 10:00 PM

Top Story

Ottawa Weather Report

Long Range Clues through September

August 28, 2014; 11:32 PM ET

Some clues about the weather pattern through September. more >