Severe thunderstorms and tornado watches are in place on Tuesday, with 40 million Americans on alert for strong winds, large ...

A severe thunderstorm warning was issued by the National Weather Service in Norman at 08:45 a.m. on Thursday, May 22.

Tornado sirens are usually the telltale sign to take cover during severe weather. In St. Louis, tornado sirens didn't go off ...

New guidance suggests most early afternoon development could happen north, with increased coverage by the evening. Most storms should be over southeast areas by 8 p.m.