WEATHER ALERT
ENVIRONMENT CANADA
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Issued at 2024-08-17 6:45 p.m. by Environment Canada:
Severe thunderstorm watch continued for:
Vaughan - Richmond Hill - Markham, Ont.
Mount Forest - Arthur - Northern Wellington County, Ont.
Kitchener - Cambridge - Region of Waterloo, Ont.
Severe thunderstorm watch replaces tornado watch for:
Newmarket - Georgina - Northern York Region, Ont.
Guelph - Erin - Southern Wellington County, Ont.
Innisfil - New Tecumseth - Angus, Ont.
Halton Hills - Milton, Ont.
Severe thunderstorm watch ended for:
Listowel - Milverton - Northern Perth County, Ont.
Stratford - Mitchell - Southern Perth County, Ont.
Current details:
Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts, large hail and heavy rain.
Hazards:
90 km/h wind gusts.
Nickel size hail.
Heavy downpours.
There is a risk of tornadoes.
Timing:
Continuing this evening.
Discussion:
The primary threat with these thunderstorms is heavy rain. Rainfall rates of 50 mm per hour are possible with these thunderstorms. Refer to the Rainfall Warnings and Special Weather Statements in effect for details on rainfall totals.
These thunderstorm may also be capable of producing 90 km/h wind gusts and nickel size hail.
These thunderstorms will dissipate this evening as daytime heating comes to an end.
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.
Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!
Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches.
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.
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: https://www.ontario.ca/page/be-prepared-emergency.
More details on the alert are available here.
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