Sizzling heat is about to settle in to parts of southern Ontario.
There are no watches or warnings in effect for London as of Tuesday morning, but Environment Canada currently has a heat warning extending through the Golden Horseshoe.
The warning covers Toronto, Hamilton and the Niagara region, as the daytime high is set to climb to near or above 31 degrees.
Heat warnings have also been issued for Pickering, Oshawa, Vaughan, Richmond Hill, Markham, York Region, Halton, Burlington, Oakville, Halton Hills, Milton, Dunnville, Caledonia, Haldimand County, Mississauga, Brampton and Hamilton.
There won’t be much relief overnight with the low expected to hit just 21 degrees.
The high on Tuesday in London is expected to hit 30 degrees, with the humidex making it feel closer to 35.
People are being advised to keep out of the heat and to drink plenty of liquids, especially water.
Environment Canada issues heat warnings when very high temperature or humidity conditions are expected to pose an elevated risk of heat illnesses, such as heat stroke or heat exhaustion.