Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.

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 ...

WASHINGTON — We are in the middle of a blast of extreme cold weather in D.C. The polar vortex has shifted, spilling cold air across the U.S. with below freezing temperatures and subzero wind chills.

Meteorologist Ben Noll, who reports for the Washington Post, wrote on X: "Around 30 states and nearly 50 million people could experience temperatures below minus 10 degrees next week as a lobe of the ...

When the Polar Vortex is in a weakened state, a jet stream wobble sending polar air into the mid-latitudes becomes more ...

The polar vortex is a large area of low pressure and ... may experience temperatures below zero during the back half of January, The Washington Post reported. Before the extreme cold temperatures ...

Winter in the CSRA is usually mild overall, but every now and then, we get a taste of true Arctic air. If you’ve ever ...

A big reason is we have another lobe of the Polar Vortex that is going to shift south into far southern Canada. This lobe of ...

The D.C. area is wrapped up in a polar vortex, and this cold weather can ... Kevin Brasler, executive editor with Washington Consumers’ Checkbook, said shut off any outdoor faucets if you ...