The plunging polar vortex is bringing subfreezing temperatures to some of the southernmost points of the U.S. A forming storm system is threatening to dump snow on parts of Texas and Oklahoma, while communities in Louisiana and Florida may see frigid cold.

A snowplow clears the area as snow blankets Capitol Hill ahead of a joint session of Congress to certify the votes from the Electoral College in ... on Monday as the polar vortex that dipped ...

A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south ... certify the votes from the Electoral College in the presidential election Monday ...

The polar vortex will extend into the metro St. Louis area Saturday, bringing several days of temperatures plunging to single digits and wind chills below zero.

Officials canceled the parade because of the freezing temperatures expected to blast the Baltimore area in the days ahead.

As a cornerstone of Maryland's racing heritage since 1911, Laurel Park stands as a testament to the enduring allure of the sport across the state. Laurel is currently the primary destination for ...

Police are investigating after a head-on car crash in Riverside Saturday afternoon. The crash occurred on Needmore Road near Northern Circle around 12:30 p.m. Video from the scene shows two white SUVs with heavy damage. Several police officers and firefighters were also seen at the crash.

There’s a chance of snow this weekend before temperatures are expected to drop to the single digits next week due to a blast of arctic air.

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.

One of the key players in these dramatic shifts is something called the polar vortex. The polar vortex is a massive area of cold air located high in the atmosphere, typically spinning over the ...

Answers as to why these strange temperatures and weather events are prevalent may be found in the polar vortex. The polar vortex is a large area of low pressure and cold air surrounding both of ...