Weather: Back to below-freezing temperatures, and the return of wind chill

The weather pendulum that is the winter of 2018-2019 has swung back, with temperatures dipping below zero (again).
You’ll notice gusting winds, up to 50 km/hour, at least for the first part of the day, as you crunch around Ottawa’s streets and sidewalks.
Environment Canada is predicting periods of rain or drizzle ending early Saturday morning,  then mainly cloudy with 60 per cent chance of flurries.
It should clear Saturday afternoon, with temperatures falling to -10 C in the af