Sentences with phrase «northern arctic air»
The making of these devastatingly powerful storms is caused by a low pressure air system moving northbound into the Gulf of Alaska while in the zone between, the northern arctic air and subtropical air combine to create a frontal wave as the system begins to move in a south eastward direction toward Vancouver Island.
http://www.vancouverislandvr.com/ Not exact matches
Bitterly cold blasts of arctic air are expected to invade the northern Plains, Midwest and Great Lakes December through January, while snowfall averages above normal.
When the low shifts as far south as Newfoundland, a high develops over northern Greenland; this brings cold arctic air west from northern Europe to be warmed by the Norwegian Current and thus warm Greenland and North America rather than Europe.