Our weather this week…
Issued at 2025-06-23 5:40AM EDT by Environment Canada:
Heat warning - continued for:
Barrie - Collingwood - Hillsdale, Ont. (044130)
Bruce Peninsula - Sauble Beach - Tobermory, Ont. (046210)
Owen Sound - Blue Mountains - Northern Grey County, Ont. (046220)
Current details:
Dangerous heat and humidity continues.
The first significant heat event of the season with dangerously hot and humid conditions will continue today.
What:
Daytime highs of 30 to 33 degrees Celsius.
Humidex values of 40 to 43.
Overnight lows of 20 to 22 degrees Celsius, providing little relief from the heat.
When:
Now through tonight.
Additional information:
The heat event may continue into Tuesday, but at this time it appears that conditions Tuesday will remain below heat warning criteria.