Yellow Watch - Severe Thunderstorm

Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts, large hail and heavy rain.

What: Wind gusts up to 110 km/h. Golf ball sized hail. Rainfall amounts in excess of 50 mm. Risk of tornadoes.

When: This afternoon and into this evening.

Additional information: Several rounds of thunderstorms are expected today bringing strong winds, hail, and heavy rain.

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Local utility outages are possible. Damage to roofs, fences, branches or soft shelters is possible. Fast-moving and rapidly rising water can sweep vehicles away and damage infrastructure.

Severe thunderstorm watches are issued when conditions are favourable for the development of thunderstorms capable of producing damaging hail, wind or rain.

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.