WEATHER ALERT
ENVIRONMENT CANADA
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Heat warning continued for:
- Newmarket - Georgina - Northern York Region
- Vaughan - Richmond Hill - Markham
- Orillia - Lagoon City - Washago
- Barrie - Collingwood - Hillsdale
- Listowel - Milverton - Northern Perth County
- Stratford - Mitchell - Southern Perth County
- Guelph - Erin - Southern Wellington County
- Kitchener - Cambridge - Region of Waterloo
- Innisfil - New Tecumseth - Angus
- Halton Hills - Milton
- Burlington - Oakville
- Niagara
Current details:
Hot and humid conditions expected through Friday.
Very humid conditions are expected today with humidex values in the upper thirties. Friday is expected to be extremely hot with humidex values reaching forty for many areas. Minimum temperatures in the low twenties will provide little relief from the heat. Cooler temperatures are expected Saturday.
Areas near the lakes can expect to remain cooler than areas inland.
Hot and humid air can also bring deteriorating air quality and can result in the Air Quality Health Index approaching the high risk category.
Watch for the effects of heat illness: swelling, rash, cramps, fainting, heat exhaustion, heat stroke and the worsening of some health conditions.
Drink plenty of water even before you feel thirsty and stay in a cool place.
Check on older family, friends and neighbours. Make sure they are cool and drinking water
Never leave people or pets inside a parked vehicle.
Outdoor workers should take regularly scheduled breaks in a cool place.
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.
More details on the alert are available here.
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