Thunderstorm Wind in Roberts County, South Dakota

Thunderstorm Wind July 28, 2025 · Roberts County, South Dakota

77 mph

Measured gust (67 kt)

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

What the National Weather Service wrote

A peak gust of 77 mph was recorded by the South Dakota Department of Transportation mesonet station one mile north-northwest of Summit.

The wider storm

Strong thunderstorms traveled from central to northeast South Dakota during the afternoon and evening of July 28th. Hail was measured at 3.5 inches diameter 5 miles north of Cresbard to baseball sized near Chelsea, with damage to vehicles, siding and nearby crops. As the storms continued east, they generated strong winds, with a peak gust of 77 mph recorded by the South Dakota Department of Transportation mesonet station 1 mile north northwest of Summit.

Began near Summit (45.3100, -97.0500).

Source: NOAA Storm Events Database, event 1282553. Narratives are written by the National Weather Service forecast office that issued the report.

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