Verkkounlike a watch, a warning is issued to areas in the direct path of active severe thunderstorms, that are expecting a direct impact typically within an hour.
Verkkothunderstorms occur around the world, but severe storms are most common in the united states, where they can produce tornadoes, hail, damaging.
Verkkophenomena associated with severe thunderstorms such as large hail (greater than 2 cm), damaging winds (greater than 90 kmh−1), and tornadoes pose a global.
Verkkothe mature stage is the most likely time for hail, heavy rain, frequent lightning, strong winds, and tornadoes.
Eventually, a large amount of precipitation is produced and the updraft is overcome by the downdraft beginning the dissipating stage.