Eastern ND and Northwest MN Weather History

The Weather History for July 3rd

7/3/1935
An F2 or F3 tornado moved through Grand Forks and Polk counties. The tornado moved ESE 10 m S Grand Forks to SE of Marcoux. In MN, 33 buildings were destroyed on 15 farms with 3 killed, 8 injured, 200yd wide, and 40m pathlengh.
7/3/1947
Several tornadoes up to F4 intensity moved from Manitoba into Polk county with a damage track of nearly 100 miles. 11 were killed with 47 injured. F4 (100m PL intermittent track, massive long tracked supercell?)

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