Friday, June 19, 2026 – as of 9:00 am:
Brockville — Today, mainly cloudy. 60 percent chance of showers this afternoon with risk of a thunderstorm. Wind west 30 km/h gusting to 50. High 20°C. UV index 7 or high.
Tonight, cloudy with 60 percent chance of showers this evening and after midnight. Risk of a thunderstorm early this evening. Wind west 30 km/h gusting to 50 becoming light after midnight. Wind becoming west 20 before morning. Low 15°C.
Saturday, cloudy with 60 percent chance of showers in the afternoon with risk of a thunderstorm. Wind northwest 20 km/h gusting to 40 becoming southwest 20 in the afternoon. High 21°C. Humidex 25. UV index 6 or high.
Your 5-day local forecast:
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