Heat warning in place throughout Central Ontario

Environment and Climate Change Canada has placed a heat warning in effect for regions south of Barrie

Environment and Climate Change Canada (ECC) have issued a heat warning south of Barrie and in the Georgina region.

According to ECC, daytime highs could reach 30-34 degrees Celsius, with the humidex pushing temperatures to 38 - 42 degrees Celsius.

The warnings are currently in effect for:

Innisfil - New Tecumseth - Angus

Newmarket - Georgina - Northern York Region

Orangeville - Grand Valley - Southern Dufferin County

Vaughn - Richmond Hill - Markham

Nighttime low temperatures are projected to be 19 -23 degrees Celsius and will provide limited relief from the warm temperatures.

ECC said the hottest temperatures are expected on Monday and are reminding the public to watch for early signs of heat exhaustion.

Signs include headache, nausea, dizziness, thirst and intense fatigue.