Hail in Lyman County, South Dakota

Hail August 3, 2025 · Lyman County, South Dakota

1 in

Hail diameter

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

What the National Weather Service wrote

Hail measuring one inch in diameter was reported nine miles southwest of Oacoma.

The wider storm

Scattered thunderstorms on the afternoon of August 3rd produced large hail and caused flash flooding in Lyman County. Heavy rainfall from these storms led to a trained spotter reporting water flowing over roads in West Brule.

Began near Oacoma (43.7100, -99.5300).

Source: NOAA Storm Events Database, event 1289324. Narratives are written by the National Weather Service forecast office that issued the report.

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