Thunderstorm Wind in Beadle County, South Dakota

Thunderstorm Wind June 17, 2026 · Beadle County, South Dakota

62 mph

Measured gust (54 kt)

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

What the National Weather Service wrote

Wind gust measured by South Dakota Road Weather Information System site near Cavour.

The wider storm

Scattered afternoon thunderstorms developed along weak convergence in deep cyclonic flow, and despite weak MLCAPE up to 250-500 J/kg, very strong 850-700 hPa winds led to strong outflows on decaying storms with gusts locally 60 to 70 mph.

Began near Cavour (44.3700, -97.9800).

Source: NOAA Storm Events Database, event 1346755. Narratives are written by the National Weather Service forecast office that issued the report.

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