Ottawa Airport (YOW):

Current Weather

Times in Eastern Daylight Time (EDT = GMT-4)
<-CTO Ottawa Airport <-CTO Home <-Units of Measure <-Browse logs, etc. <-Diagnostic Page
Current Weather Forecasts Warnings Temperatures BP+RH Winds Precip
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       Latest Observations from Environment Canada - Monday, May 19, 2025 at 02:00 EDT
   Current Condition: Cloudy

Airport   

CTO   
   Temperature:

   Humidex:

    

   Wind Chill Index:

    

   Relative Humidity:

 72 % 70 %

   Dew Point:

   Precip Today:

    

   Sunshine Today:

     00:00 h
 

Airport   

CTO      

   Barometric Pressure:

   - Trend:

 Rising   Rising  

   Winds:

 NNW at SSE at

   - Bearing (approx.):

 338 ° 158 °

   - Recent Gust:

  km/h    

   Visibility:

      

   Current Official Forecast:

 [Source]

Forecasts issued Sun, May 18, 2025 at 15:30:
Monday Tuesday Wednesday Thursday Friday Saturday
POP 0% POP 0% POP 40% POP 60% POP 60% POP 40%
Sunday night Monday night Tuesday night Wednesday night Thursday night Friday night  
 
 
 
POP 30% POP 0% POP 0% POP 60% POP 60% POP 60%  
Sunday night: Showers ending early this evening then cloudy with 30 percent chance of showers. Wind northwest 30 km/h gusting to 50. Low plus 5. POP 30%.
Monday: Overcast. Wind northwest 30 km/h gusting to 50. High 15. UV index 4 or moderate.
Monday night: Clearing near midnight. Wind north 20 km/h gusting to 40 becoming light near midnight. Low 6.
Tuesday: A mix of sun and cloud. High 14.
Tuesday night: Cloudy periods. Low 7.
Wednesday: Cloudy with 40 percent chance of showers. High 13. POP 40%.
Wednesday night: Cloudy with 60 percent chance of showers. Low 9. POP 60%.
Thursday: Cloudy with 60 percent chance of showers. High 12. POP 60%.
Thursday night: Cloudy with 60 percent chance of showers. Low 8. POP 60%.
Friday: Cloudy with 60 percent chance of showers. High 12. POP 60%.
Friday night: Cloudy with 60 percent chance of showers. Low 8. POP 60%.
Saturday: Cloudy with 40 percent chance of showers. High 14. POP 40%.
 
   Today: n/a of daylight    Yesterday: 15:00 of daylight
 

Airport

CTO

   Sunrise:

 n/a 05:28

   Sunset:

 n/a 20:31
 
   Normal High:  

   Record High:

(1962)(2024)
   Normal Low:  

   Record Low:

(2023)(2002)
 

Airport

CTO

   Sunrise:

 05:29 05:29

   Sunset:

 20:29 20:30
 

   High:

(01:00)(01:09)

   Low:

(00:00)(23:44)

   Precip: