Tornado in Delaware County, Iowa
Tornado July 14, 2021 · Delaware County, Iowa
The path drawn at its surveyed width of 10 yards (0.01 mi) — zoom in and the swath grows to true scale. Other tornadoes recorded nearby that day are shown faint.
What the National Weather Service wrote
Photos from a trained spotter and high resolution satellite data confirm a brief tornado in a corn field southwest of Hopkinton. The tornado did not cause any damage that could be used to assign an EF-scale rating. Time estimated by radar.
The wider storm
Severe thunderstorms developed ahead of an approaching cold front during the afternoon and evening of Wednesday, July 14. Some of the storms produced damaging winds and numerous tornadoes. Brief torrential rainfall was also observed with the stronger storm cells. The areas that were hit hardest were in Buchanan, Delaware, Benton, Linn, and Jones counties in IA, where a total of 14 tornadoes occurred. 7 of the tornadoes had no visible damage.
Began near Buck Creek (42.3040, -91.3491).
Other tornadoes from the same storm system
12 more tornadoes the National Weather Service filed under this storm episode.
Source: NOAA Storm Events Database, event 993310. Narratives are written by the National Weather Service forecast office that issued the report.
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