WEATHER ALERT
ENVIRONMENT CANADA
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Severe thunderstorm watch in effect for:
- Newmarket - Georgina - Northern York Region
- Vaughan - Richmond Hill - Markham
Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts and heavy rain.
Hazards:
Heavy downpours
70 to 90 km/h wind gusts
Risk of tornado
Timing:
This afternoon and evening
Discussion:
Thunderstorms are developing across portions of southern Ontario this afternoon. Heavy downpours and wind gusts of 70 to 90 km/h are the main threats. A tornado is also possible.
Strong wind gusts can toss loose objects, damage weak buildings, break branches off trees and overturn large vehicles. Heavy downpours can cause flash floods and water pooling on roads. Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!
Severe thunderstorm watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall.
The Office of the Fire Marshal and Emergency Management recommends that you take cover immediately if threatening weather approaches.
Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to [email protected] or tweet reports using #ONStorm.
For more information, click here.
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