The Great Smethport, PA Rain of 1942
UPDATE: I downloaded the historical weather maps for that fateful Friday (and the following day). Both show a stationary front over the area, which was probably generating training thunderstorms or widespread heavy rain. See the firsthand account from "James" in the Comments section below.

ORIGINAL POST:
Blog reader Matt writes:
Matt, it sounds unbelievable, but in times like these I turn to Chris Burt [JessePedia], Author of "Extreme Weather" . The latest edition of his book says this about "The Deluge at Smethport, PA" says on Page 116 and 119:
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