frog storm

frog storm

[′fräg ‚stȯrm]
(meteorology)
The first bad weather in spring after a warm period. Also known as whippoorwill storm.
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References in periodicals archive ?
But it did offer a few fun spring terms, including freshet, which is the annual spring rise in streams in cold climates as a result of snow melt, and frog storm, the first bad weather in spring after a warm period.
The Fujiwhara effect and frog storm will probably find their way into my horror novel, but I might just write a children's book about Frankie the Fogbow.