Hometown TV12 Brockville

Information Portal for Brockville & Surrounding Area

Good Morning, Brockville, Leeds-Grenville! Local Weather Update – Wednesday, September 9, 2026

(Weather photo courtesy of the city webcam from this morning in Brockville.)

Brockville — Today, cloudy with 40 percent chance of showers this morning. Showers beginning near noon. Risk of a thunderstorm this afternoon. Local amount 5 to 10 mm. Wind becoming south 20 km/h gusting to 40 late this morning. High 21°C. Humidex 29. UV index 4 or moderate.

Tonight, showers ending near midnight then partly cloudy with 40 percent chance of showers. Risk of a thunderstorm this evening and after midnight. Local amount 5 to 10 mm. Wind southwest 20 km/h gusting to 40 becoming light this evening. Wind becoming west 20 before morning. Low 18°C.

(Weather photo courtesy of the city webcam from this morning in Brockville.)

Thursday, sunny, increasing cloudiness late in the morning. Wind west 30 km/h gusting to 50. High 23°C. Humidex 26. UV index 7 or high.

(Weather photo courtesy of Rockport Cruises webcam from this morning in Rockport.)

Your 5-day local forecast:

(Weather photo courtesy of Rockport Cruises webcam from this morning in Rockport.)

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