Weekly long-range outlook through March
Below is my latest interpretation of the weekly ECMWF forecast model output with some input from the CFSv2 model and my own thoughts.
Clearly, the core of the cold over the next few weeks will be concentrated over the western/northern half of Canada, especially the Prairies. However, there will be some spells of colder air coming into the East but nothing out of the ordinary by March standards and they will likely be brief.
The pattern into the first half of March does favor a wetter pattern into the Great Lakes region with opportunities for snow, especially over northern/central Ontario.
At the same time, a drier, less stormy pattern looks to set up across Atlantic Canada, especially Newfoundland.
I do feel that the worst of winter's cold has already passed for southern Ontario, southern Quebec and the Maritimes.
<img src="https://vortex.accuweather.com/adc2004/pub/includes/columns/miscellaneous/2017/590x363_02211356_feb21a.png"/>
<img src="https://vortex.accuweather.com/adc2004/pub/includes/columns/miscellaneous/2017/590x363_02211357_feb21b.png"/>
<img src="https://vortex.accuweather.com/adc2004/pub/includes/columns/miscellaneous/2017/590x363_02211358_feb21c.png"/>
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