Hometown TV12 Brockville

Information Portal for Brockville & Surrounding Area

Good Morning, Brockville, Leeds-Grenville! Local Weather Update – Saturday, August 22, 2026

(Weather photo by Dale Elliott, Hometown TV12 from earlier this morning in Brockville)

Brockville — Today, mainly sunny. Increasing cloudiness near noon then 30 percent chance of showers late this afternoon. High 26°C. Humidex 29. UV index 7 or high.

Tonight, partly cloudy with 40 percent chance of showers this evening and after midnight. Showers beginning overnight. Risk of a thunderstorm overnight. Local amount 5 mm. Low 18°C.

(Weather photo by Dale Elliott, Hometown TV12 from earlier this morning in Brockville)

Sunday, showers with risk of a thunderstorm. Local amount 5 to 10 mm. High 22°C. Humidex 27. UV index 3 or moderate.

(Weather photo by Dale Elliott, Hometown TV12 from earlier this morning in Brockville)

Your 5-day local forecast:

(Weather photo by Dale Elliott, Hometown TV12 from earlier this morning in Brockville)

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