The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms to the central and eastern U.S.
As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of ...
While cold temperatures and snow are not at all unexpected in many parts of the world, they are quite rare in others. In ...
The polar vortex is a “constant feature” that begins to develop sometime in September and persists through sometime in spring ...
It is a normal pattern that is stronger in the winter and keeps some of the coldest weather bottled up near the North Pole. But at times some of the vortex can break off or move south, bringing ...
The term "polar vortex" usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a normal pattern that is stronger in the winter and keeps some of the coldest ...