Nashville has been under a severe weather warning since approximately 4:00 p.m. on Tuesday. The on-and-off threat of a tornado combined with pretty ...

Roll clouds can develop along thunderstorms’ leading edge, creating scary images and nervous Texomans ... the storms and roll ...

Maybe even a bit scary. But what is a thunderstorm ... Thunderstorms start in clouds. Inside a storm cloud, bits of ice move up and down and bump into each other. And just like when you rub ...