Heat Warning Continues for Brockville, Leeds-Grenville! Dangerous heat and humidity continue to affect our region today!

Brockville – Today is mainly sunny. Fog patches dissipated this morning. The wind became southwest, 20 km/h gusting to 40 this morning. The high is 34. Humidex is 43. The UV index is 10 or very high.
Tonight will be clear. Wind southwest 20 km/h gusting to 40, becoming light late this evening. Low 24.

Tuesday will be sunny early in the morning, then a mix of sun and cloud with a 30 percent chance of showers in the afternoon. Risk of a thunderstorm in the afternoon. Wind west 20 km/h gusting to 40. High 34. Humidex 43. UV index 10 or very high.
Your 5-day local forecast:




More Stories
Construction Work to Begin on New Child Care Spaces at Maple View Lodge
The Ontario SPCA expands support for pets displaced by Northern Ontario wildfires
Brockville and District Chamber of Commerce Announces 2026 Business of the Year Finalists