Thunderstorm Wind in Dickinson County, Iowa

Thunderstorm Wind July 27, 2025 · Dickinson County, Iowa

70 mph

Estimated gust (61 kt)

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

A tree and several three-inch tree limbs were blown down by thunderstorm wind gusts in Spirit Lake.

The wider storm

Thunderstorms rapidly developed across northeast South Dakota into west central Minnesota during the early evening of July 27 within a volatile environment (MUCAPE 5000-6000 J/Kg) ahead of a southward moving surface boundary. These thunderstorms expanded into a mesoscale convective system and dropped south across the region through the remainder of the evening into the early overnight hours on July 28. Most reported wind gusts ranged from 55 to 65 mph with one location reporting a gust to 70 mph. Isolated tree damage was also observed across northwest Iowa, along with some urban flooding in Sheldon.

Began near Spirit Lake (43.4200, -95.1100).

Source: NOAA Storm Events Database, event 1288164. Narratives are written by the National Weather Service forecast office that issued the report.

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