Air quality risks might expand through southern Alberta

We’re a ways from being done with the wildfire smoke. While the upper air pattern will continue layering smoke out as far as Quebec today (see the photo below), local accumulations of smoke will stay aloft for much of the day before opening new parts of the province to a mixing-down this evening.Sunrise in Ontario through California smoke. Connected world. pic.twitter.com/clj8fcnGLl — Chris Hadfield (@Cmdr_Hadfield) September 15, 2020…the surface impact will be less-so, until