• Today

    Apr 18

    11°Lo 2°

    Showers late this afternoon

    High indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Sat

    Apr 19

    11°Lo 1°

    A morning snow shower

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Apr 20

    14°Lo 5°

    Partly sunny

    High indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Apr 21

    17°Lo 8°

    A couple of showers possible

    Moderate indoor dust & dander levels
    • Precip
      30%
    • Wind
      Speed
      8 k/h
    • Cloud
      Cover
      61%
    more
  • Tue

    Apr 22

    17°Lo 5°

    Mostly cloudy with showers

    Moderate indoor dust & dander levels
    • Precip
      65%
    • Wind
      Speed
      8 k/h
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Cloudy
Cloudy
Cloudy
Mostly Clear
Mostly Clear
Cloudy
Cloudy
Cloudy
Temp (°C)
RealFeel® -3° -3° -1° -3° -3° -1° -1°
Humidity 69% 69% 64% 69% 69% 69% 69% 72%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
0%
 
1%
 
1%
 
1%
 
1%
 
1%
 
2%
 
5%
Snow
 
0%
 
3%
 
3%
 
3%
 
3%
 
3%
 
2%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (km/h) 10 E 10 ENE 8 E 10 E 10 E 6 E 8 E 6 E
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 60% 65% 60% 25% 25% 100% 100% 94%
Dew Point -5° -5° -5° -5° -5° -5° -4° -2°
Middle Grid line 5 C Middle Grid line 0 C Middle Grid line -5 C

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2013
High 11° 12° 30° (1976) 19°
Low -6° (1983)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:13 AM with 13:39 of sunlight, then sets at 7:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:42 PM with 9:39 of moolight, then sets at 9:21 AM

Top Story

Ottawa Weather Report

Long Range Hints through May

April 18, 2014; 7:23 AM ET

Updated look at the long range and potential El Nino later this year. more >