Severe weather can also lead to bad condition. For example if there is a drought the humility will be lower so wildfires will start easier and there won't be much water. Droughts are when an area has very low water supply. Tornadoes are also severe weather there are form from high winds and can harm humans and cause great damage. Even snow can be severe weather when it snows for a long time it will make it harder to get supplies. Even though heat waves do not cause as much economic damage as other types of severe weather, they are extremely dangerous to us humans and animals. According to the United States National Weather Service, the average total number of heat-related fatalities each year is higher than the combination of the total fatalities for floods, tornadoes, lightning strikes, and hurricanes.