Sarnia, Ontario, Canada Severe Weather Alertstar_ratehome

Humidex values reaching 40 are expected for the next 2 days.

A heat event continues this weekend.

What:
Daytime highs of 31 to 33 degrees Celsius and a humidex of 40.
Overnight lows of 21 to 25 degrees Celsius, providing little relief from the heat.

When: 
Continuing this evening to Sunday, coming to an end Sunday night.

Additional information:
Hot and humid air can also bring deteriorating air quality and result in the Air Quality Health Index approaching the high risk category.

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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.