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Observed at: Region of Waterloo Int'l Airport 8:00 AM EDT Tuesday 29 April 2025 Condition: Mostly Cloudy Temperature: 19.1°C Pressure: 101.1 kPa Visibility: 16 km Humidity: 59 % Dewpoint: 11.0°C Wind: SW 33 km/h gust 45 km/h Air Quality Health Index: 3
Mainly cloudy. 30 percent chance of showers changing to 70 percent chance of showers or thunderstorms near noon. Risk of a thunderstorm this morning. Wind southwest 40 km/h gusting to 60 becoming northwest 40 gusting to 60 late this afternoon. High 24. Humidex 29. UV index 7 or high. Forecast issued 5:00 AM EDT Tuesday 29 April 2025
Mainly cloudy. 30 percent chance of showers early this evening with risk of a thunderstorm. Wind northwest 40 km/h gusting to 60 becoming light after midnight. Low zero. Forecast issued 5:00 AM EDT Tuesday 29 April 2025
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Observed at: Region of Waterloo Int'l Airport 4:00 AM EDT Tuesday 29 April 2025 Condition: Clear Temperature: 13.9°C Pressure: 101.3 kPa Visibility: 16 km Humidity: 41 % Dewpoint: 0.9°C Wind: S 18 km/h Air Quality Health Index: 3
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Observed at: Region of Waterloo Int'l Airport 12:00 AM EDT Tuesday 29 April 2025 Condition: Clear Temperature: 10.9°C Pressure: 101.6 kPa Visibility: 16 km Humidity: 48 % Dewpoint: 0.4°C Wind: SSE 9 km/h Air Quality Health Index: 3
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Observed at: Region of Waterloo Int'l Airport 8:00 PM EDT Monday 28 April 2025 Condition: Sunny Temperature: 18.1°C Pressure: 101.9 kPa Visibility: 16 km Humidity: 23 % Dewpoint: -3.3°C Wind: S 13 km/h Air Quality Health Index: 3
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Mainly cloudy. 30 percent chance of showers changing to 70 percent chance of showers or thunderstorms near noon. Risk of a thunderstorm in the morning. Wind southwest 40 km/h gusting to 60 becoming northwest 40 gusting to 60 late in the afternoon. High 24. Humidex 29. UV index 7 or high. Forecast issued 3:30 PM EDT Monday 28 April 2025
Mainly cloudy. 30 percent chance of showers early in the evening with risk of a thunderstorm. Wind northwest 40 km/h gusting to 60 becoming light after midnight. Low zero. Forecast issued 3:30 PM EDT Monday 28 April 2025
We now have new location pages! To ensure you are retrieving the location closest to you please visit weather.gc.ca/canada_e.html for all our new locations!
Observed at: Region of Waterloo Int'l Airport 12:00 PM EDT Monday 28 April 2025 Condition: Sunny Temperature: 18.6°C Pressure: 102.5 kPa Visibility: 16 km Humidity: 28 % Dewpoint: -0.3°C Wind: S 24 km/h Air Quality Health Index: 3
Cloudy. 30 percent chance of showers changing to 70 percent chance of showers or thunderstorms near noon. Risk of a thunderstorm in the morning. Wind southwest 40 km/h gusting to 60 becoming northwest 40 gusting to 60 late in the afternoon. High 23. Humidex 28. UV index 6 or high. Forecast issued 11:00 AM EDT Monday 28 April 2025