• Early AM

    Jul 29

    Lo 11°

    Partly to mostly cloudy

    Asthma Weather
    • Hi
      RealFeel
      16°
    • UV
      3 - Moderate
    • Air Qual.
      Good
    more
  • Today

    Jul 29

    22°Lo 11°

    Partly sunny and nice

    Beneficial weather for asthma
    • Hi
      RealFeel
      24°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Wed

    Jul 30

    22°Lo 12°

    Rather cloudy, showers around

    Beneficial weather for asthma
    • Hi
      RealFeel
      22°
    • UV
      4 - Moderate
    • Air Qual.
      Good
  • Thu

    Jul 31

    23°Lo 11°

    An afternoon thunderstorm

    Beneficial weather for asthma
    • Hi
      RealFeel
      22°
    • UV
      6 - High
    • Cloud
      Cover
      51%
    more
  • Fri

    Aug 1

    25°Lo 13°

    A shower in the afternoon

    Beneficial weather for asthma
    • Hi
      RealFeel
      27°
    • UV
      6 - High
    • Cloud
      Cover
      70%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Showers
Clear
Mostly Clear
Showers
Cloudy
Partly Cloudy
Showers
Mostly Cloudy
Temp (°C) 14° 14° 13° 13° 11° 13° 14° 16°
RealFeel® 12° 13° 13° 11° 11° 13° 13° 15°
Humidity 86% 85% 86% 87% 98% 93% 90% 85%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
51%
 
49%
 
49%
 
54%
 
49%
 
49%
 
51%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (km/h) 6 SSW 6 SSW 5 SSW 5 S 5 S 5 S 6 SSE 6 SSE
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 70% 4% 24% 70% 63% 68% 70% 76%
Dew Point 11° 11° 11° 11° 11° 12° 12° 13°
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 22° 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

Long Range Forecast Model Update into August

July 28, 2014; 11:50 PM ET

Here is my latest interpretation of the ECMWF weekly long range forecast model through the 3rd week of August. more >