A tornado is a violently rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud.

2019年8月28日 · Learn how these deadly storms form and wreak havoc, and how you can reduce your risk. Tornadoes are vertical funnels of rapidly spinning air. Their winds may top 250 miles …

2024年7月2日 · Prepare for a tornado - information to help residents, communities, and businesses understand the dangers and plan ahead. Current watches and warnings; Recovery …

2024年10月10日 · Learn about coping tips for dealing with tornadoes, severe storms, and other types of disasters. Learn about who is most at risk for emotional distress from tornadoes and …

2025年1月2日 · Tornado, a small-diameter column of violently rotating air developed within a convective cloud and in contact with the ground. Tornadoes occur most often in association …

Most of the world’s tornadoes occur in the United States and usually these natural hazards occur between April and June. Learn about how a tornado is formed, tornado impacts and reducing …

According to the National Weather Service, about 42 people are killed because of tornadoes each year. When a tornado is over water, it is called a waterspout. Mobile homes are particularly …

2024年12月17日 · Natural disasters occur both seasonally and without warning, subjecting the nation to frequent periods of insecurity, disruption, and economic loss. These resources serve …

What is a tornado? A tornado is a narrow, violently rotating column of air that extends from a thunderstorm to the ground. Because wind is invisible, it is hard to see a tornado unless it …

2016年10月24日 · Prepare for a tornado - information to help residents, communities, and businesses understand the dangers and plan ahead. Current watches and warnings; Recovery …