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popcorn convection

popcorn convection  n.— «Popcorn Convection. Slang for showers and thunderstorms that form on a scattered basis with little or no apparent organization, usually during the afternoon in response to diurnal heating. Individual thunderstorms...

popcorn storm

popcorn storm  n.— «According to National Weather Service meteorologist William Babcock, the storms were part of a line of disturbances commonly called “popcorn storms.” “Because they pop up all over the place,” Babcock said...

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