A multi-day storm that brought severe weather to the Upper Midwest section of the United States and canceled thousands of flights nationwide is set to bring still more dangerous winds, snow and possibly tornadoes to the East Coast.

From a surprising heat wave in California to blizzards burying parts of the Midwest and storms rolling over the East Coast, chaotic weather put more than half the nation's population in the path of extreme conditions.

An early-season heat wave is impacting nearly 50 million people in the western U.S., while the Midwest and East Coast recover from severe winter storms and tornadoes.

A powerful 'bomb cyclone' storm is set to bring strong winds, travel disruptions, and power outages to New York and the East Coast.

A massive thunderstorm system is set to sweep across all of South Carolina on March 16, with the possibility of extremely strong winds and hazardous conditions. Many schools around the state have closed.

Here’s what to know about the “bombogenesis” of the storm battering the East Coast—and how the snowfall could be historic.

A multiday storm is bringing dangerous conditions to much of the eastern half of the US.

Straight out of the March textbook, a major storm is hammering the Midwest, followed by a blast of cold air into the Southeast. Here are the latest storm reports and forecast.