Brockville – Environment Canada has issued a Special Weather Statement: Heavy rain and thunderstorms today for Brockville, Prescott, Kemptville, Merrickville, Charleston Lake & Westport.
8:30 AM EDT Thursday 18 June 2026
Heavy rain and thunderstorms today.
What:
Rainfall amounts 30 to 40 mm.
When:
This morning through early this afternoon.
Additional information:
Showers continue as a strong low pressure system approaches the area. There is a potential for severe thunderstorms late this morning or early this afternoon with heavy rain and strong wind gusts being the primary threats.
Rainfall amounts of 40 mm or greater are possible as a result of the showers and thunderstorms with this system.
For information concerning flooding, please consult your local
Conservation Authority or Ontario Ministry of Natural Resources
office. Visit https://www.ontario.ca/page/floods for the latest
details.
Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.
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