Caledonia, Ontario, Canada Severe Weather Alertstar_ratehome

A prolonged period of hot and humidity continues.

What:
Daytime highs of 31 to 34 degrees Celsius and a humidex of 37 to 42.
Overnight lows of 19 to 21 degrees Celsius, providing little relief from the heat.

When:
Continuing through to Thursday.

Additional information:
Much of southern Ontario will continue to experience hot and humid conditions today and through Thursday. A cooler airmass is expected to arrive on Thursday night bringing an end to this heat event.

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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.