Residents in Brockville, Ontario, are seeing a shift to milder spring weather as all previous weather alerts have been lifted by Environment Canada and The Weather Network. As of May 5, 2026, there are no active weather warnings for the area, marking a transition away from the freezing rain and heavy precipitation events that affected the region earlier this spring.
Current conditions in the city are mild, with temperatures reaching 16.6°C as of this morning. While the immediate threat of freezing rain has passed, the forecast for today calls for mainly cloudy skies and a 40 percent chance of showers. Showers are expected to become more frequent this afternoon, with a risk of thunderstorms and winds gusting up to 70 kilometres per hour.
Looking ahead, residents can expect cooler temperatures with a high of 10°C on Wednesday, followed by a return to sunny skies on Thursday with a high of 13°C. The remainder of the week should see temperatures stabilizing between 13°C and 16°C.
While the weather alerts have ended, the Cataraqui Region Conservation Authority continues to monitor local water levels. A flood outlook issued on May 4, 2026, notes that water levels on the St. Lawrence River at Brockville remain at 75.07 metres. This is currently 0.65 metres below the 1:100-year flood elevation, following an increase in water levels across the Great Lakes-St. Lawrence basin caused by persistent spring precipitation.
