<Dd> <Ul> <Li> Know the names of local counties, cities, and towns, as these are how warnings are described . </Li> <Li> Monitor forecasts and weather conditions and know whether thunderstorms are likely in the area . </Li> <Li> Be alert for natural signs of an approaching storm . </Li> <Li> Cancel or reschedule outdoor events (to avoid being caught outdoors when a storm hits). </Li> <Li> Take action early so you have time to get to a safe place . </Li> <Li> Get inside a substantial building or hard - topped metal vehicle before threatening weather arrives . </Li> <Li> If you hear thunder, get to the safe place immediately . </Li> <Li> Avoid open areas like hilltops, fields, and beaches, and don't be or be near the tallest objects in an area when thunderstorms are occurring . </Li> <Li> Don't shelter under tall or isolated trees during thunderstorms . </Li> <Li> If in the woods, put as much distance as possible between you and any trees during thunderstorms . </Li> <Li> If in a group, spread out to increase the chances of survivors who could come to the aid of any victims from a lightning strike . </Li> </Ul> </Dd> <Ul> <Li> Know the names of local counties, cities, and towns, as these are how warnings are described . </Li> <Li> Monitor forecasts and weather conditions and know whether thunderstorms are likely in the area . </Li> <Li> Be alert for natural signs of an approaching storm . </Li> <Li> Cancel or reschedule outdoor events (to avoid being caught outdoors when a storm hits). </Li> <Li> Take action early so you have time to get to a safe place . </Li> <Li> Get inside a substantial building or hard - topped metal vehicle before threatening weather arrives . </Li> <Li> If you hear thunder, get to the safe place immediately . </Li> <Li> Avoid open areas like hilltops, fields, and beaches, and don't be or be near the tallest objects in an area when thunderstorms are occurring . </Li> <Li> Don't shelter under tall or isolated trees during thunderstorms . </Li> <Li> If in the woods, put as much distance as possible between you and any trees during thunderstorms . </Li> <Li> If in a group, spread out to increase the chances of survivors who could come to the aid of any victims from a lightning strike . </Li> </Ul> <Li> Know the names of local counties, cities, and towns, as these are how warnings are described . </Li> <Li> Monitor forecasts and weather conditions and know whether thunderstorms are likely in the area . </Li>

Which type of thunderstorm produces the most tornadoes