Thunderstorm Wind in Dubuque County, Iowa
Thunderstorm Wind June 10, 2026 · Dubuque County, Iowa
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
Emergency manager reports widespread 70-80 mph winds in the area with numerous trees down and power outages. Some traffic lights have power out on Hwy 20.
The wider storm
Several rounds of thunderstorms moved through the region Wednesday and Thursday that brought heavy rain, damaging wind, and several brief tornadoes to eastern IA, northwest IL, and northeast MO. The more widespread wind damage occurred Wednesday afternoon June 10th from a derecho that developed in eastern Iowa and moved east. This downed trees, power lines primarily along and north of I-80. The more significant winds between 70-80 mph winds were seen north of the Hwy 20 corridor. A second round of storms later on produced isolated wind damage, including some damage north of Geneseo, IL that was due to straight-line winds.
Began near Center Grove (42.5100, -90.6900).
Source: NOAA Storm Events Database, event 1337386. Narratives are written by the National Weather Service forecast office that issued the report.
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