Strong or severe thunderstorms include some of the most dangerous weather phenomena, including large hail, strong winds, and tornadoes. Some of the most persistent severe …

Nov 26, 2025 · Thunderstorm, a violent short-lived weather disturbance that is almost always associated with lightning, thunder, dense clouds, heavy rain or hail, and strong gusty winds. …

Descriptions of various types of severe thunderstorms, from the NOAA National Severe Storms Laboratory.

Have you ever wondered about what atmospheric conditions are needed for a thunderstorm to form?

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.

Jun 16, 2025 · A thunderstorm is a localized weather phenomenon characterized by the presence of lightning and thunder, resulting from cumulonimbus clouds generated by strong, upward …

May 23, 2023 · The building block of all thunderstorms is the thunderstorm cell. The thunderstorm cell has a distinct life-cycle that lasts about 30 minutes. A cumulus cloud begins to grow …

Oct 19, 2023 · Learn how thunderstorms form, what causes lightning and thunder, and how these violent phenomena help balance the planet's energy and electricity.

See lightning strikes in realtime nearby your area. Get free online access to maps of former and current thunderstorms. A contribution by Blitzortung.org and contributors.

ATLANTA, Ga. (Atlanta News First) - Heavy rain is rolled into Georgia on Saturday morning, prompting watches and warnings for tornadoes, flooding and severe thunderstorms. The cold …