WASHINGTON — We are in the middle of a blast of extreme cold weather in D.C. The polar vortex has shifted, spilling cold air ...
A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...
How the Polar Vortex Can Bring Arctic Blasts to the U.S. Vast weather patterns can carry blasts of frigid air far from the ...
The unseasonable chill that has swept through the eastern half of the US defies last year's mild winters and the South's ...
Scientists are scrambling to understand how climate change may be interfering with the winds that carry our weather, with ...
In Earth's upper atmosphere, a fast-moving band of air called the jet stream blows with winds of more than 275 miles (442 km) ...
Parts of Mississippi can expect freezing temperatures, lows in the teens in the coming week. Know how to prep your home, ...
Like much of the U.S., Wisconsinites woke up Tuesday morning to bitter cold conditions. Many schools and colleges throughout ...