Name some atmospheric structures involved with the formation of tornadoes, for 10 points each:
[10e] A unique Doppler signature used to identify tornadoes consists of an extension of a thunderstorm echo named for looking like one of these objects. Those echoes named for these objects wrap around the right-rear of the storm in a shape like the number 6.
ANSWER: hook echoes
[10h] A broad, flat cloud extending down from a supercell is referred to by this piece of stormspotter slang due to its similarity to an animal body part.
ANSWER: “beaver tail” [accept beaver’s tail]
[10m] This structure inside the supercell is a horizontal rotating body between 2 and 6 miles wide. This structure is located near the rear flank downdraft and is identified as a yellow circle on Doppler radar.
ANSWER: mesocyclones
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