Humidex expected to climb to 40 C
Environment Canada says daytime temperatures will climb to the low to mid 30's today and tomorrow with humidex values near 40.
Overnight low temperatures will only fall to the low to mid 20's, meaning no relief from the heat.
A cold front will move in tomorrow night with showers and thunderstorms bringing and end to the heat and humidity.
The weather office adding the hot and humid air can also bring deteriorating air quality and can cause the Air Quality Health Index to approach the high risk category.

Toronto Man Charged with Child Luring
SIU Clears NRP Officer in Shooting
Gillian's Place to Expand with Funding
Shipping Season Opens Sunday
Man Dies in House Fire
Murder Charge Laid in November Assault
Image of Injection Site Clarified
Fire Code Violations Found in Buildings