Sep 16, 2025
A very strong thunderstorm developed near McCook during the afternoon, remaining nearly stationary for roughly two hours over the town before moving east. During this time the thunderstorm produced hail over three inches in diameter, wind gusts up to 60 MPH, and closed to six inches of rainfall. The prolonged heavy rainfall caused rushing water to be close to a foot deep in the low lying areas of McCook.||Elsewhere thunderstorm activity produced much smaller hail in Hitchcock and Dundy countie
Source: NOAA National Weather Service Storm Events Database (event 1289754). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Red Willow County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.