It was Friday afternoon and she and her friends were driving to visit her parents when they suddenly spotted a massive storm ...

Dark clouds were seen in Spring Hill, Tennessee, as the National Weather Service issued a tornado watch for parts of the state.

A tornado siren blared in Washington, Illinois, as dark clouds filled the sky on Wednesday, March 19. This footage of the looming storm was posted to Facebook by Rob Wiseman as the National Weather ...

However, you can observe several atmospheric clues to identify whether a storm is intensifying or causing severe weather. Shelf clouds, also known as arcus clouds, are ominous, low-hanging clouds ...