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Asia - Pacific


Grandview, ON

Alerts in Effect

Severe Thunderstorm Watch

Issued at 11:51 Friday 20 May 2022

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

Scattered wind gusts of 90 to 110 km/h
Scattered nickel to toonie size hail
A tornado or two is possible

This afternoon into this evening

Thunderstorms are expected to develop this afternoon with strong wind gusts and hail being the primary threats. A tornado or two cannot be ruled out.


Large hail can damage property and cause injury. Strong wind gusts can toss loose objects, damage weak buildings, break branches off trees and overturn large vehicles. Remember, severe thunderstorms can produce tornadoes.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to or tweet reports using #ONStorm.

For more information:

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