EF5Historical Record
EF5 Tornado — North Dakota, North Dakota — June 20, 1957
500 yd wide52.4 mi longmoved E
Shaded band = damage-path width · animated dot traces direction of travel
Event stats
EF ratingEF5
Date & timeJune 20, 1957 · 6:40 PM
Path length52.4 mi
Max width500 yd
Injuries103
Fatalities10
Details
A EF5 tornado was recorded in ND, tracking roughly 52.4 miles with a maximum width of about 500 yards. The event is associated with 10 fatalities and 103 injuries in the historical record. Details are drawn from NOAA/SPC and may be incomplete or generalized.
Historical record from public weather datasets.
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