Western Canada braces for early heat wave, raising wildfire risk in Alberta and B.C.

Western Canada is bracing for an unseasonable heat wave and dry spell that will raise the risk of wildfires in Alberta and British Columbia over the coming days. Environment Canada meteorologist John Cragg says there's little to no precipitation on the horizon, save for some potential for thunderstorms in parts of Alberta before temperatures heat up heading into the weekend. Cragg says the heat is coming from a "blocking pattern," when the normal fluctuation of low and high pressures stops, and