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Persons in or near this area should be on the lookout for adverse weather conditions and take necessary safety precautions. Issued: 11:01 AM EDT Wednesday 16 July 2025
Increasing cloudiness near noon. 60 percent chance of showers this afternoon with risk of a thunderstorm. Hazy. Wind becoming south 30 km/h late this afternoon. High 31. Humidex 39. UV index 9 or very high. Forecast issued 11:00 AM EDT Wednesday 16 July 2025
Cloudy. 60 percent chance of showers early this evening. 40 percent chance of showers before morning. Risk of a thunderstorm. Hazy this evening. Wind south 30 km/h becoming light late this evening. Low 20. Forecast issued 11:00 AM EDT Wednesday 16 July 2025
Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind becoming northwest 30 km/h late in the morning. High 26. Humidex 34. UV index 7 or high. Forecast issued 11:00 AM EDT Wednesday 16 July 2025
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Observed at: Region of Waterloo Int'l Airport 8:00 AM EDT Wednesday 16 July 2025 Condition: Mist Temperature: 19.6°C Pressure: 101.5 kPa Visibility: 4 km Humidity: 97 % Dewpoint: 19.1°C Wind: calm km/h Air Quality Health Index: 4
Persons in or near this area should be on the lookout for adverse weather conditions and take necessary safety precautions. Issued: 6:26 AM EDT Wednesday 16 July 2025
Sunny this morning then a mix of sun and cloud with 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Fog patches dissipating early this morning. Wind becoming south 30 km/h late this afternoon. High 31. Humidex 39. UV index 9 or very high. Forecast issued 5:00 AM EDT Wednesday 16 July 2025
Cloudy. 40 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind south 30 km/h becoming light late this evening. Low 20. Forecast issued 5:00 AM EDT Wednesday 16 July 2025
Cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind becoming northwest 30 km/h late in the morning. High 26. Humidex 34. UV index 7 or high. Forecast issued 5:00 AM EDT Wednesday 16 July 2025
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Observed at: Region of Waterloo Int'l Airport 4:00 AM EDT Wednesday 16 July 2025 Condition: Mist Temperature: 13.8°C Pressure: 101.6 kPa Visibility: 2 km Humidity: 99 % Dewpoint: 13.7°C Wind: ENE 4 km/h Air Quality Health Index: 4
Persons in or near this area should be on the lookout for adverse weather conditions and take necessary safety precautions. Issued: 12:37 AM EDT Wednesday 16 July 2025
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Observed at: Region of Waterloo Int'l Airport 4:00 PM EDT Tuesday 15 July 2025 Condition: Haze Temperature: 30.3°C Pressure: 101.8 kPa Visibility: 10 km Humidity: 49 % Humidex: 37 Dewpoint: 18.4°C Wind: S 13 km/h Air Quality Health Index: 5
Sunny in the morning then a mix of sun and cloud with 40 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind becoming south 30 km/h late in the afternoon. High 31. Humidex 39. UV index 9 or very high. Forecast issued 3:30 PM EDT Tuesday 15 July 2025
Cloudy. 40 percent chance of showers early in the evening. 30 percent chance of showers before morning. Risk of a thunderstorm early in the evening. Wind south 30 km/h becoming light near midnight. Wind becoming southwest 20 gusting to 40 before morning. Low 20. Forecast issued 3:30 PM EDT Tuesday 15 July 2025
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