A tornado or severe thunderstorm watch means it's time to prepare. A warning means dangerous weather is happening or imminent and it's time to take action. Here's what to know and what to do.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Federal forecasters and private meteorologists are warning of another ...

PHILADELPHIA (KYW Newsradio) — If you’ve noticed a lot more tornado warnings this summer than usual, you wouldn’t be wrong. The National Weather Service has confirmed more than a dozen tornadoes so ...

Add Yahoo as a preferred source to see more of our stories on Google. The National Weather Service has issued a tornado warning in Grand Rapids on Thursday, Sept. 3, from 1:47 p.m. until 2:15 p.m..