A multi-day heat warning remains in effect for Toronto, with Environment Canada urging residents to take precautions as extreme temperatures and humidity grip the city.The heat warning is expected to continue through Tuesday, with daytime highs exceeding 30°C. On Monday, temperatures are forecast to soar past 33°C, with the humidex making it feel closer to 41. Tuesday is forecast to reach a high of 31°C, and similar conditions are expected to persist until at least mid-week.“The hottest conditions are expected [Monday] and Tuesday. Confidence has increased that cooler temperatures will arrive on Wednesday, bringing an end to the heat event,” Environment Canada states.A slight cool down is expected by Wednesday, with temperatures easing and the possibility of the heat warning being lifted. There is currently a 30 per cent chance of showers in Toronto on Wednesday, with temperatures expected to drop to 17°C overnight. Still, don’t expect the sun to be going anywhere — forecasters say Toronto will see mostly sunny skies throughout the week and into the weekend.“Heat warnings are issued when very high temperature or humidity conditions are expected to pose an elevated risk of heat illnesses, such as heat stroke or heat exhaustion,” Canada’s weather agency added.Despite the sweltering conditions, no significant rain is in the forecast, and UV levels remain high. Residents are encouraged to wear sunscreen, stay in the shade when possible, and never leave people or pets in parked vehicles.Click here to sign up for the CityNews Weather Guarantee and to check out Toronto’s extended forecast.