
Brockville — Today, a mix of sun and cloud. 30 percent chance of flurries early this morning. Clearing this afternoon. Wind north 20 km/h. High minus 12°C. Wind chill is minus 25 this morning and minus 18 this afternoon. UV index is 1 or low.
Tonight, clear. Wind up to 15 km/h. Low minus 23°C. Wind chill is minus 20 this evening and minus 30 overnight. Risk of frostbite.

Friday, a mix of sun and clouds. Wind up to 15 km/h. High minus 13°C. Wind chill is minus 31 in the morning and minus 19 in the afternoon. Risk of frostbite. UV index is 1 or low.
Your 5-day local forecast:



More Stories
Good Morning, Brockville, Leeds-Grenville! Local Weather Update – Sunday, November 1, 2026
VIDEO Highlights: Tikis Back on Track After Winning 5-2 Over the Perth Blue Wings Friday Night in EOJHL
Tonight’s Halloween Forecast as of 4:00pm october 31, 2026