belanna
When is a thunder storm severe?
Thunderstorm
When is a thunder storm severe?
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replied to: belanna
Thraxel
Replied to: When is a thunder storm severe?
The severity of a thunderstorm by the speed of the wind which increases the damage when more
replied to: Thraxel
leslieh
Replied to: The severity of a thunderstorm by the speed of the wind...
In the US, 50 knots of speed makes a tornado severe and capable of causing extensive damage.