A tornado is a narrow, violently rotating column of air that extends from a thunderstorm to the ground. It’s important that children, families and communities understand how to stay safe during a ...

Don’t worry: It’s general enough to apply to the rest of Japan. But for busy people, here’s a summary of things you should know about what to do before, during and after an earthquake in Japan.

Severe Thunderstorm Warnings will be issued if the storms are expected to produce any of the following: Damaging wind gusts (90 km/h or more) Large hail (2cm diameter or more) Very heavy rainfall ...