
Brockville — Today, a mix of sun and cloud. Becoming cloudy near noon. Showers beginning this afternoon. Wind east 20 km/h gusting to 40. High 7°C. Wind chill minus 8 this morning. UV index 4 or moderate.
Tonight, showers ending near midnight then cloudy with 40 percent chance of showers. Risk of a thunderstorm overnight. Fog patches developing near midnight. Wind east 20 km/h becoming south 20 overnight. Low plus 5°C with temperature rising to 11°C by morning.

Friday, showers ending near noon then cloudy with 40 percent chance of showers. Wind southwest 30 km/h gusting to 50. High 18°C. UV index 4 or moderate.
Your 5-day local forecast:





More Stories
VIDEO: 2026 Rotary Brockville Fall Harvest Sharing Food Drive Taking Place This Week October 8th to 10th
VIDEO: Reynolds Park Pavilion Construction Begins This Week
Highway 401 EB On-ramp from Highway 16 Southbound in Johnstown Closed Due to Single Vehicle Rollover