This weekend likely to be the warmest until next summer

A well-developed and well-positioned ridge of high pressure sitting overtop of Alberta will produce unusually warm conditions over the next few days. Daytime highs in Calgary will range from 30 C to 32 C from Friday through Monday. Calgary typically records less than one day in September that is at or above 30 C, so a four-day stretch in the 30s is quite rare for this time of year. To that point, if Calgary achieves the forecast high of 32 C on Friday, the city will set a new maximum temperature