A man and his nephew were watching "Twister" when they were alerted to a tornado threat. They took shelter and watch the damaging winds rip through their yard.

It was being reported as the first-ever tornado warning issued for San Francisco. There was also a special alert issued for a possible water spout on San Francisco Bay in the area of the Bay ...

you may have been issued a tornado watch or a tornado warning. But how do the two alerts differentiate? Learn the difference between a tornado watch and a tornado warning below. According to the ...

"It wasn't exactly a tornado warning; it was actually a severe weather alert, and it said severe thunderstorm and high winds," said resident Melissa Silvia. "I think it said something about ...