This pattern disrupts typical west-to-east jet stream flow, causing stagnant weather conditions, including cool, showery weather in the East and West, and mild, clear conditions in the north ...

However, the calm is short-lived, as a stormy pattern is set to resume early next week. A powerful weather system will move through the region Monday, bringing a high risk of strong thunderstorms.

The start of summer will feature a significant shift in the national weather pattern. For most of us living in Canada, this is welcome news. To understand why the pattern change is good news for ...