The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously frigid conditions.
The polar vortex is a ring of cold air that typically circles the Arctic. A strong jet stream essentially acts like a fence, keeping it locked there. If there's any weakening in the jet stream (the fence), the frigid air can become unstable and spill out. This sends the normally trapped cold air much farther south.
Most of the country will likely be hit by an arctic blast this weekend into early next week as the polar vortex ushers ... reach the single digits in Washington, D.C., Philadelphia and Boston.
Many people across the United States may recall the polar vortex episode of early 2014. For the Midwest, it turned out to be the coldest winter in over 30 years. In Washington, D.C., January 2014 ...
However, a deep freeze, thanks to the polar vortex dipping down from Siberia ... Inauguration Day weather forecast for Washington, D.C. For the presidential inauguration on Monday in Washington ...
Frigid arctic air due to a polar vortex is about to send temperatures plunging for millions of Americans across the U.S., and that could lead to one of the coldest Inauguration Days seen in decades.
Models are hinting at the possibility for snow, freezing rain, and ice pellets to fall from central Texas across the northern Gulf Coast into portions of northern Florida. While the setup looks favourable for snow and ice, it’s extremely hard for wintry precipitation to fall in this part of the world.
People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, a meteorologist says. That includes Kansas City, which is set to host a Chiefs playoffs game this weekend.
A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into next week, impacting millions of Americans in nearly all of the contiguous states.
Donald Trump, 78, will be sworn in as the 47th president of the United States on Monday, with the ceremony moved indoors to the Capitol Rotunda due to an impending polar vortex. Th
President-elect Donald Trump will take the oath of office indoors due to the freezing temperatures expected during his inaugural ceremonies.