• Tonight

    Jul 30

    Lo 12°

    A shower or t-storm in spots

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Thu

    Jul 31

    22°Lo 12°

    A couple of thunderstorms

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

    Aug 1

    26°Lo 14°

    An afternoon shower or two

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

    Aug 2

    25°Lo 14°

    An afternoon thunderstorm

    Low ragweed pollen levels
    • Precip
      56%
    • Wind
      Speed
      3 k/h
    • Cloud
      Cover
      78%
    more
  • Sun

    Aug 3

    25°Lo 14°

    Rather cloudy with a t-storm

    Ragweed Pollen Weather
    • Precip
      57%
    • Wind
      Speed
      5 k/h
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
6pm
7pm 8pm 9pm 10pm 11pm Thu
12am
1am
  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Forecast
Partly Cloudy
T-storms
Mostly Cloudy
Mostly Cloudy
T-storms
Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°C) 17° 18° 17° 17° 16° 16° 15° 15°
RealFeel® 17° 17° 17° 16° 15° 15° 14° 14°
Humidity 86% 90% 90% 88% 86% 84% 84% 86%
   
  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Rain
 
47%
 
51%
 
47%
 
47%
 
51%
 
38%
 
32%
 
31%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Wind (km/h) 8 S 6 S 5 S 6 S 6 S 6 SSW 6 SW 6 SW
UV Index 1 0 0 0 0 0 0 0
Cloud Cover 64% 62% 78% 75% 73% 72% 76% 76%
Dew Point 15° 16° 16° 15° 14° 13° 13° 12°
Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2013
High 21° 26° 33° (1988) 24°
Low 12° 15° (1952) 11°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:44 AM with 14:49 of sunlight, then sets at 8:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:28 AM with 12:32 of moolight, then sets at 10:00 PM

Top Story

Ottawa Weather Report

Smoke From Canada Wildfires to Impact Chicago, NYC

July 30, 2014; 3:32 PM ET

Ongoing wildfires in Ontario and western Canada will impact areas across the Great Lakes to the Northeast through the weekend. more >