Why does it thunder during a snowstorm?

What is a Snownado?

This is a very rare phenomenon that occurs when surface wind shear acts to generate a vortex over snow cover, resulting in a whirling column of snow particles being raised from the ground. … It is sometimes referred to as a “snownado”.

What is a snow devil?

Snow Devils are a vortex

Snow devils form when dry snow is picked up by gusts of winds, creating a vortex. Also known as ‘snownadoes’, snow devils are a rare winter phenomenon.

Can a tornado happen in snow?

During winter

Because they generally require warm weather to form, tornadoes are uncommon in winter in the mid-latitudes. However, they can form, and tornadoes have even been known to travel over snow-covered surfaces.

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