EF0 Tornado — Lyman, South Dakota
2025-07-15 · near Oacoma, Lyman, South Dakota
0.0 mi
Path length
1 yds
Path width
Event narrative
A waterspout observed northeast of Oacoma on the Missouri River.
Wider weather episode
Thunderstorms during the afternoon produced flooding in Aberdeen. A separate storm that formed along the Missouri River north of Oacoma was responsible for a waterspout.
View location on OpenStreetMap → (43.8640, -99.3190)
Source: NOAA Storm Events Database, event_id 1282558. Narrative written by the NWS forecast office that issued the report.