While Phil may see his shadow Sunday, forecasters haven't seen theirs. On average, February is Philly's snowiest month.

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

Ranked dead last, or perhaps not mentioned at all, would probably be the only state that sits partly within the Arctic Circle ...

Meteorologically speaking, Chicago winters are changing. And who better than a meteorologist to explain what we’re ...

A cold weather advisory from the National Weather Service ends at 10 a.m. Thursday, as temperatures will climb around the Baltimore region. Thursday's forecast calls for a high near 32 under mostly ...

Warmer-than-normal temperatures in the Gulf of Mexico did not cause the record-setting snowfall, but the conditions may have ...

When there are disturbances in which the Jet Stream weakens, it can become wobbly. This allows the cold air to plunge southwards. A disrupted polar vortex does not happen every year. Very much so what ...

Winter is making its presence known in New York City, as the polar vortex is bringing brutally cold temperatures to the ...

Part of Mississippi under extreme cold warning after winter storm dropped snow across the Gulf Coast. When will temperatures ...

Most of Maryland is under a cold weather advisory from the National Weather Service through Thursday as temperatures plummet ...

The D.C. area continues to face frigid temperatures this week as a cold spell stretches over the region and most of the ...

Nearly all of Michigan received an extreme cold warning yesterday. A surge of arctic air known as the polar vortex is the cause behind this abnormally cold weather. According to the National Weather ...