Thunderstorm Wind — Corson, South Dakota

2025-06-20 · near Mc Intosh, Corson, South Dakota

Event narrative

A trained spotter estimated thunderstorm winds topped out at about 70 mph.

Wider weather episode

Strong storms in north central South Dakota would go on to produce high winds, with a peak wind gust of 64 mph measured at the South Dakota Department of Transportation weather station 2 miles north of Herreid.

View location on OpenStreetMap → (45.9200, -101.3500)

Source: NOAA Storm Events Database, event_id 1271526. Narrative written by the NWS forecast office that issued the report.