Hamilton, Ontario, Canada Severe Weather Alertstar_ratehome

A prolonged period of extreme heat and humidity continues.

What:
Daytime highs of 29 to 32 degrees Celsius and a humidex of 35 to 40.
Overnight lows of 19 to 23 degrees Celsius, providing little relief from the heat.

When:
Continuing through Thursday.

Additional information:
Southern Ontario will experience hot and humid conditions now through much of this week. The humidity is expected to ease somewhat Monday with more humid conditions returning on Tuesday. A shift in the weather pattern late this week will likely end this multi-day period of heat and humidity Thursday night.

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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.