Active Weather Alerts
Yellow Watch - Severe Thunderstorm
Issued: 1:17 PM Jun. 18, 2026 – Environment and Climate Change Canada
Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts and heavy rain. What: Wind gusts near 90 km/h. Heavy rain. Risk of tornadoes. When: Late this morning and early this afternoon. Additional information: Thunderstorms are expected to develop over the area later this morning as a low pressure system departs the province. ### Local utility outages are possible. Damage to roofs, fences, branches or soft shelters is possible. 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. For more information: https://www.ontario.ca/page/be-prepared-emergency.
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