Spring can bring flip-flopping weather patterns that range from bursts of warmth to winter's lingering chill. Together they create the key ingredients for severe weather, including deadly tornadoes.

Editor's note: Follow USA TODAY's live coverage of Saturday's severe weather and tornados. Parts of more than a dozen states are threatened by tornadoes on Saturday as severe storms continue to head ...

The strongest storm system of spring so far roared across the Midwest and South Friday night into Saturday morning, spawning what could end up being dozens of tornadoes that raked through towns in ...

A new tornado watch was issued Sunday for parts of West Virginia, Ohio and PA. Millions of Americans across the country are on alert for a severe weather outbreak as violent, long-track tornadoes with ...

Mississippi was pounded Friday and Saturday by tornadoes, some fatal.Tornadoes, some of them triggering a rare tornado emergency, were reported in several counties on Saturday. Walthall County was hit ...

ST. LUCIE COUNTY, Fla. — As many as five people were killed Wednesday after at least two confirmed tornadoes tore through St. Lucie County, Gov. Ron DeSantis said Thursday afternoon. Erick Gill, a ...