Brockville — Today, mainly cloudy with 60 percent chance of showers. Risk of a thunderstorm this afternoon. Wind becoming west 20 km/h late this afternoon. High 24°C. Humidex 27. UV index 5 or moderate.
Tonight, partly cloudy with 60 percent chance of showers early this evening with risk of a thunderstorm. Wind west 20 km/h becoming light this evening. Low 13°C.
Monday, increasing cloudiness with 30 percent chance of showers in the afternoon. Wind becoming south 20 km/h late in the morning. High 23°C. Humidex 26. UV index 8 or very high.
Your 5-day local forecast:
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