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By late morning on December 21, much of the rain had ended in Southwest and Central Oklahoma, where many areas had received over 0.25 inches (0.64 cm) of ice accumulation with some locations receiving over 0.50 inches (1.3 cm) or even, in localized areas, 0.75 inches (1.9 cm) of ice; isolated power outages occurred, and multiple trees and tree ...
There were greater accumulations of snow across parts of Oklahoma as well. [2] A quasi-permanent phenomenon referred to as the polar vortex may have been partly responsible for the cold weather. Temperatures in much of the United States dropped 15 to 35 °F (8.3 to 19 °C) below average by November 19, following a southward "dip" of the polar ...
Starting in late December as a result of the southward shift of the polar vortex, extremely cold conditions froze the eastern United States in the last few days of 2017 as well as into the new year. Following a brief respite in mid-January, cold temperatures swung back into the eastern U.S. shortly afterwards.
The polar vortex is a gigantic, circular area of cold air high up in the atmosphere that typically spins over the North Pole (as its name suggests). The polar vortex is a gigantic, circular area ...
The polar vortex is expected to strengthen in the short term and maintain warmer conditions in eastern North America for the foreseeable future, according to Atmospheric and Environmental Research.
AccuWeather forecasters break down the science behind the polar vortex and how it can influence the weather for locations thousands of miles away. While the name for this phenomenon may sound ...
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 polar vortex is a large area of low-pressure and cold air surrounding both of the Earth’s poles, according to the weather service. It always exists near the poles.