Brockville — Today, cloudy this morning, then snow. Risk of freezing drizzle late this afternoon. Amount 2 to 4 cm. Wind up to 15 km/h. High minus 8°C. Wind chill is minus 24 this morning and minus 13 this afternoon.
Tonight, periods of light snow are expected to end late this evening, followed by cloudy conditions with a 40 percent chance of flurries. Risk of freezing drizzle this evening and overnight. Wind up to 15 km/h. Low minus 11°C. Wind chill near minus 14.
Tuesday, cloudy with a 30 percent chance of flurries in the morning and early in the afternoon. Periods of snow beginning in the afternoon. Risk of freezing drizzle in the morning and early in the afternoon. Amount 2 cm. The wind is expected to become northeast at 20 km/h late in the afternoon. High minus 2°C. Wind chill is minus 13 in the morning and minus 6 in the afternoon. UV index is 1 or low.
Your 5-day local forecast:
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Good Morning, Brockville, Leeds-Grenville! Local Weather Update – Wednesday, August 5, 2026