Millions of Americans across the country are on alert for a severe weather outbreak as violent, long-track tornadoes with ...

Northwest Florida and the Panhandle are expected to see severe thunderstorms Saturday stemming from what AccuWeather says could be the biggest severe weather and tornado event of the year so far.

Oklahoma is in the heart of the states traditionally labeled "Tornado Alley." But over five decades, tornado frequency has increased in other areas.