Heat warning still in effect in Mississauga, Brampton, Hamilton, Halton, Niagara and Durham Region

Published August 7, 2022 at 7:39 am

heat warning Mississauga

There will be some relief from the heat soon but on Sunday August 7th it will remain hot.

A heat warning is in effect for:


  • Mississauga
  • Brampton
  • Hamilton
  • Burlington
  • Oakville
  • Caledon
  • Halton Hills
  • Milton
  • Niagara Region
  • Durham Region

Heat event is expected to continue today.

Maximum temperatures are expected to be in the low thirties with minimum temperatures in the low to mid-twenties, bringing little relief from the heat.

Humidex values are expected to reach the low forties.

There will be some rain later on Sunday and cooler temperatures are expected on Monday.

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.

Heat warnings are issued when very high temperature or humidity conditions are expected to pose an elevated risk of heat illnesses, such as heat stroke or heat exhaustion.

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