Three basic ingredients are required for a thunderstorm to form: moisture, rising unstable air (air that keeps rising when given a nudge), and a lifting mechanism to provide the “nudge.” The sun heats the surface of the earth, which warms the air above it.

Assess the Damage: After you are sure the severe weather threat has ended, check your property for damages. When walking through storm damage, wear long pants, a long-sleeved shirt and sturdy shoes. Contact local authorities if you see power lines down. Stay out of damaged buildings. Be aware of insurance scammers if your property has been damaged.

2020年7月18日 · A thunderstorm caused when warm and moist air rises and swift updraft to colder regions of the atmosphere affecting the zone with its irresistible destruction, is an intense, short-lived weather disturbance. It is a storm associated with the presence of lightning, thunder, formation of dense clouds, heavy rain, and strong gusty winds.

2022年5月14日 · When a thunderstorm contains one or more of the following: one-inch hail, winds reaching over 50 knots (57.5 mph), or a tornado, it is regarded as “severe.” Each year, an estimated 16 million thunderstorms occur worldwide, with approximately 2,000 thunderstorms active at any given time.

2016年4月11日 · Thunderstorms occur around the world, but severe storms are most common in the United States, where they can produce tornadoes, hail, damaging winds, lightning and floods. To protect people and property from these dangerous storms, NOAA forecasters predict severe thunderstorms and warn the public.

All thunderstorms are dangerous and can be associated with a number of hazards. Heavy rains can lead to flash flooding events – one of the primary causes of death associated with thunderstorms. Lightning, which is produced by every thunderstorm, causes an average of 80 fatalities and 300 injuries each year.

Stay informed about thunderstorm safety – explore the comprehensive resources below. They provide easy-to-understand infographics, educational materials, and social media content to help the public better prepare for and understand the impacts of thunderstorms.

2024年11月29日 · What does the aftermath of a thunderstorm look like? Thunderstorm aftermath presents flooding in low-lying areas and damage to buildings, infrastructure, and vegetation. Precipitation causes soil erosion and increases landslide risks.

This website is designed to teach you how to stay safe in a severe thunderstorm. If you know what to do before, during, and after severe weather you can increase your chances of survival. You'll also find links to research, past events, other topics of interest, and downloadable materials about thunderstorms, lightning and tornadoes.

2024年2月6日 · Thunderstorms move at high speeds due to atmospheric winds. What is a thunderstorm? A thunderstorm is a meteorological phenomenon characterized by atmospheric instability (manifested by heavy rain, strong winds, and sometimes hail), as well as by the presence of lightning and thunder.