Dangerous tornado strikes Mississippi

FOX Weather meteorologist Kiyana Lewis joins LiveNOW from FOX from Mississippi. Lewis reports an EF-3 tornado slammed the area, causing severe damage.

Several killed after tornado outbreak

In the past 24 hours, a deadly tornado outbreak has killed at least seven people across the South and Midwest, with multiple states, including Tennessee, Missouri, and Indiana experiencing severe damage and flooding. FOX Weather's Kiyana Lewis joins LiveNOW's Austin Westfall with an update on the conditions in Memphis.

Tornadoes, severe storms slam America's heartland

A tornado outbreak is unfolding Wednesday for parts of the lower Mississippi Valley into the mid-South and lower Ohio Valley, including the threat of multiple long-track EF-3 or stronger tornadoes. NOAA's Storm Prediction Center (SPC) upgraded portions of Arkansas, Missouri, Illinois, Kentucky, Tennessee and Mississippi to a rare Level 5 out of 5 "high risk" of severe weather. A massive tornado was spotted by FOX Weather Storm Tracker Brandon Copic as it roared near Lake City, Arkansas. Authorities issued a Tornado Emergency – the most dire of tornado alerts – for towns in the path of the storm, such as Leachville and Monette. Copic urged people in the warning area to get to safety.

What does a 100-year flood actually mean?

Weather forecasters often use terms like "100-year" or "500-year" floods. Here’s what those terms really mean and why these extreme events are happening more frequently.

2 dead in central U.S. as severe storms head east

At least two people were killed Sunday after severe weather battered the central U.S. as FOX Weather continues to track the threat of more destructive storms on Monday. The powerful storms stretched from Lower Michigan down to eastern Texas and northern Louisiana, unleashing damaging winds, large hail and tornadoes.

Midwest weather: Blizzard warning in several states

A powerful winter storm sweeping across the Plains and Upper Midwest is bringing blizzard conditions to parts of the region. More than 54 million people are threatened as severe storms move their way through Chicago and Indianapolis. LiveNOW's Josh Breslow spoke about the weather warnings in the Upper Plains, Midwest regions with Senior Branch Forecaster Marc Chenard from the National Weather Service's Weather Prediction Center.

30+ killed from deadly tornadoes across U.S.

Cleanup and recovery operations are underway across the central and eastern U.S. in the wake of a powerful storm system that swept across the nation, producing violent tornadoes, a dust storm, wildfires and blizzard conditions that have left at least 40 people dead. FOX Weather's Katie Byrne joined LiveNOW from FOX with the latest.