A hot air mass that has been in place across Southern Ontario and Southern Quebec will make it's way to the Maritimes on Thursday.
The warm and humid weather will persist across Southern Ontario until a cold front moves through on Saturday. Daytime high's will be in the low thirties once again on Thursday with humidex values near 40. It will be a similar situation on Friday.
In Southern Quebec, it will be a similar story with high's in the low thirties on Thursday with humidex values near 40. It will be a similar situation on Friday.
Temperatures will reach near 30 degrees on Thursday in New Brunswick and Nova Scotia with humidex values in the mid-thirties. Ther persistent heat and humidity will linger on Friday before cooler weather moves through on Friday.