As we prepare for a very busy weather week, what comes next? We told you earlier in the month the polar vortex was going to ...

Pineapple Express has drenched Northern California in the last few days—but what exactly is it? How common is it? Also, go ...

In recent decades, water temperatures in the Gulf have been increasing faster than average ocean temperatures across the globe, a result of heat-trapping greenhouse gas emissions and specific features ...

Millions of people across the northern Gulf Coast braced Tuesday for a rare winter storm that's expected to scatter heavy snow, sleet and freezing rain around the Deep South as a blast of Arctic air ...

There's still snow and ice on some roadways. While the storm is over, the Arctic air blast from the polar vortex is still blanketing much of the country, including Mississippi. There was an extreme ...

While the storm is over, the Arctic air blast from the polar vortex is still blanketing much of the country, including Mississippi. There was an extreme cold warning because of frigid overnight ...

The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, Mid-Atlantic and deep into the South. And it looks as if we may get more arctic blasts in the coming ...

Even if you didn't see snow, the Arctic air blast from the polar vortex is still here. See how to get ready for the cold.

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar vortex invades ... Plains and Mississippi Valley, and the East Coast ...

One to three inches of snow could accumulate from southeast Texas into Louisiana, southern Mississippi ... cold temperatures generated by a polar vortex will be fueling Winter Storm Enzo, bringing ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...