Harper: Thousand of Flights Canceled, Hundreds of Crashes, 6 Dead

Deadly winter storm's snow and ice wreak havoc.

Another Cross-Country Winter Storm: What We Know

Winter Storm Indra will track across the nation's northern tier this week.

Hurricanes Versus Wind Farms

Dr. Jeff Masters looks into what happens when an eyewall hits turbines.
Up-To-The-Minute Coverage

Arctic Blast Brings Dangerous Cold

The coldest air of the season so far has moved into the East.

A Sharper Look at Global Weather

IBM will soon be releasing the world's highest-resolution global forecast model.
Up-To-The-Minute Coverage