As we head into March, there are numerous signs that we will continue to see below seasonal temperatures from the central Prairies to Atlantic Canada. To develop a long range forecast such as this, we analyze the global weather pattern and seek to anticipate changes in the pattern with the assistance of numerous long range models. While the image below is the product of one long range model, it best displays our current thinking with regard to the pattern for March.
The areas in blue in green will most likely see average temperatures for the month that are below seasonal, though there will likely be days during the month that will also provide a taste of spring. At this point it looks like the best opportunity for an early spring is in British Columbia where above seasonal temperatures are indicated by the various shades of orange.