The first heat event of the season continues today. What: Daytime highs of 28 to 31 degrees Celsius. Nighttime lows of 16 to 19 degrees Celsius, providing little relief from the heat. When: Ending overnight or early Wednesday. Additional information: These conditions pose a health risk when you are not used to the heat. Everyone is at risk from heat, especially older adults; infants and young children; and people with chronic illnesses. You are advised to 1) drink plenty of cool liquids before feeling thirsty; and 2) keep cool by dressing for the weather and spending more time in a cool place. Hot and humid air can also bring deteriorating air quality and can result in the Air Quality Health Index approaching the high risk category. ### 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. For more information: https://www.canada.ca/en/health-canada/services/climate-change-health/extreme-heat/how-protect-yourself.html https://www.canada.ca/en/health-canada/services/climate-change-health/extreme-heat/who-is-at-risk.html Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.
