The atmospheric 'cap' that prevents thunderstorms

Name: The atmospheric 'cap' that prevents thunderstorms
Uploaded: 2026-03-20T04:16:49Z
Duration: 56 s
Description: Meteorologist Bob Van Dillen explains what the atmospheric 'cap' is, how this layer of warm air prevents smaller thunderstorms from forming, and how its breakdown can lead to severe weather by releasing built-up energy.

Fox Weather @ Night · FWX · Mar 20, 2026 · 56sSign Up Now

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Meteorologist Bob Van Dillen explains what the atmospheric 'cap' is, how this layer of warm air prevents smaller thunderstorms from forming, and how its breakdown can lead to severe weather by releasing built-up energy.