Brockville – Good morning, Brockville, Prescott, Gananoque, and Leeds-Grenville. Here is your Thursday morning weather update for May 15, 2025.
Today: Mainly cloudy with 30 percent chance of showers. High 25. Humidex 30. UV index 7 or high.
Tonight: Partly cloudy with 30 percent chance of showers. Fog patches developing overnight. Low 14.
Friday: Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. Fog patches dissipating in the morning. High 27. Humidex 32. UV index 6 or high.
Your 5-day local forecast:
More Stories
Cataraqui Conservation Issues Flood Outlook Statement for Inland Lakes & Streams
Yellow Warning – Rainfall Issued for Brockville, Leeds-Grenville For Tonight Into Saturday
Good Evening, Brockville, Leeds-Grenville! Local Weather Update – Friday, March 6, 2026