Colder weather around the corner for Calgary after a warm Thursday

Okay. I am convinced. Let's talk about what this polar vortex is, and what it isn’'. Here's what it is: a colossal region of low pressure and frigid air that dips in occasionally. And what it isn't: a prolonged cold snap. I bring this up because our five-day forecast is now really, really looped in on dropping off hard this weekend, then softening next week. Today, we’re already seeing gusts in the mid-50s. we may peak into the 60s, but my call of 8 C from yesterday is already off; i