• Today

    May 23

    19°Lo 4°

    Periods of rain and a t-storm

    Poor for golfing
    • Precip
      62%
    • Wind
      Speed
      16 k/h
    • T-storms
      30%
  • Fri

    May 24

    13°Lo 4°

    Cooler; a morning shower

    Fair for golfing
    • Precip
      40%
    • Wind
      Speed
      23 k/h
    • T-storms
      20%
    more
  • Sat

    May 25

    18°Lo 8°

    Partly sunny, windy and cool

    Very Good for golfing
    • Precip
      1%
    • Wind
      Speed
      23 k/h
    • T-storms
      0%
    more
  • Sun

    May 26

    17°Lo 8°

    Chance of a little a.m. rain

    Good for golfing
    • Precip
      30%
    • Wind
      Speed
      21 k/h
    • T-storms
      0%
    more
  • Mon

    May 27

    20°Lo 10°

    Sunny much of the time

    Excellent for golfing
    • Precip
      0%
    • Wind
      Speed
      13 k/h
    • T-storms
      0%
    more
Next Previous
Next 8 hours >
  Thu
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Mostly Cloudy
Cloudy
Cloudy
Rain
Rain
Rain
Cloudy
Cloudy
Temp (°C) 18° 18° 18° 19° 18° 18° 18° 18°
RealFeel® 17° 18° 19° 17° 17° 16° 17° 17°
Humidity 100% 100% 100% 93% 100% 100% 97% 97%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
47%
 
43%
 
49%
 
59%
 
55%
 
53%
 
49%
 
45%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (km/h) 10 SSE 5 SSW 0 8 S 10 S 13 SSW 8 SSW 8 SSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 85% 100% 100% 100% 100% 100% 95% 100%
Dew Point 18° 18° 18° 18° 18° 18° 17° 17°
Middle Grid line 20 C Middle Grid line 15 C

Temperature History - May 23

more Historical Weather Data >
  Today Normal Record 5/23/2012
High 19° 20° 32° (1975) 23°
Low (1967) 13°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:25 AM with 15:10 of sunlight, then sets at 8:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:01 PM with 9:55 of moolight, then sets at 4:56 AM

Top Story

Ottawa Weather Report

Update on Severe T-storm and Alberta Rainfall Potential

May 22, 2013; 3:02 PM ET

We have potential severe weather in the East this evening and the potential for heavy rainfall Thursday and Friday for parts of Alberta. more >