BELOW IS A HEAT WARNING ISSUED BY ENVIRONMENT CANADA AT 3:07 p.m. MONDAY JULY 3 2023
A heat event begins on Tuesday.
Maximum temperatures: High twenties to low thirties. Minimum temperatures: High teens to low twenties.
Humidex: High thirties to low forties.
Timing: Tuesday into Wednesday and possibly into Thursday for eastern regions.
Discussion: A two or three day hot and humid event for most areas are expected to begin on Tuesday. Areas near the lakes could be slightly cooler than regions further inland. These hot and humid conditions will begin to end from west to east Wednesday night.
Hot and humid air can also bring deteriorating air quality and can result in the Air Quality Health Index approaching the high risk category.
Extreme heat affects everyone. Drink plenty of water even before you feel thirsty and stay 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. Please continue to monitor alerts and forecasts issued by Environment Canada.
To report severe weather, send an email to ONstorm@ec.gc.ca or tweet reports using #ONStorm.