Brockville — Today, becoming cloudy this morning. There is a 30% chance of showers this afternoon. Wind northeast 20 km/h gusting to 40. High 22. UV index 7 or high.
Tonight will be partly cloudy, with a 30% chance of showers. Wind northeast 30 km/h becoming light after midnight. Low 15.
Friday will be cloudy with a 30% chance of showers, changing to a 70% chance of showers near noon. Risk of a thunderstorm in the afternoon. Wind is becoming southeast 20 km/h early in the afternoon. High 22. Humidex 27. UV index 4 or moderate.
Your 5-day local forecast:
More Stories
Good Evening, Brockville, Leeds-Grenville! Local Weather Update – Thursday, March 5, 2026
Yellow Warning – Freezing Rain: Gananoque, Mallorytown & Kingston
VIDEO: Registration Now Open for Brockville Fire Department’s 3rd Annual Belles & Ladders