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The 2013–14 North American winter was one of the most significant for the United States and North America as a whole, due in part to the breakdown of the polar vortex in November 2013, which allowed very cold air to travel down into the United States, leading to an extended period of very cold temperatures.
According to the Associated Press, this will be the 10th time this winter that the polar vortex — a large area of cold air that spins over the North Pole — will drop into the U.S., delivering ...
Editor's Note for Sat. Jan. 18: A polar vortex is set to impact much of the US. Click here for the latest update.. A polar vortex is forecasted to blanket most of the continental United States in ...
The cities of Billings, Montana, and Fargo, North Dakota, experienced their longest streak of sub-zero (0 °F [−18 °C]) temperatures since at least 1983 and 1996, respectively. [ 16 ] [ 17 ] [ 18 ] Des Moines, Iowa , experienced its sixth-coldest February on record with an average temperature of 15.2 °F [−9.3 °C]. [ 19 ]
The polar vortex is a large area of cold air and low pressure that normally spins over the North and South Poles. During the winter months and when the jet stream allows, this cold air can drop ...
The 1985 North America cold wave [1] was a meteorological event which occurred in January 1985 as a result of the shifting of the polar vortex farther south than is normally seen. [1] Blocked from its normal movement, polar air from the north pushed into nearly every section of the central and eastern half of the United States and Canada ...
The north-central U.S. is suffering from the most extreme cold, with wind chills as low as -60 degrees for parts of the Dakotas, Montana and Minnesota.. Bismarck, North Dakota, recorded a low ...
The 2018–19 North American winter was unusually cold within the Northern United States, with frigid temperatures being recorded within the middle of the season.Several notable events occurred, such as a rare snow in the Southeast in December, a strong cold wave and several major winter storms in the Midwest, and upper Northeast and much of Canada in late January and early February, record ...