Flash Flood in Sarpy County, Nebraska
Flash Flood July 31, 2025 · Sarpy County, Nebraska
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
On the morning of July 31st, 2025, intense rainfall moved through the Omaha metropolitan area, causing flash floods in both Sarpy and Douglas Counties. Rainfall rates were estimated at 1.50 to 3.00 inches per hour, with total accumulations ranging from 3.15 to 4.03 inches based on measured reports. At 5:37 AM CST, the Nebraska Department of Transportation confirmed that floodwaters were partially covering sections of US Highway 6 between Ashland and Gretna.
The wider storm
On the morning of July 31, 2025, a slow-moving, efficient rainfall-producing thunderstorm impacted the Omaha metropolitan area. Rainfall rates under the heaviest showers were estimated at 1.50 to 3.00 inches per hour. Radar estimates placed total rainfall between 1.25 and 4.00 inches, with observed reports ranging from 3.15 to 4.03 inches across western portions of the Omaha metro in Douglas and Sarpy Counties. Multiple flash flood reports were received, including water partially covering U.S. Highway 6 between Ashland and Gretna at 5:37 AM CST, and water covering West Maple Road near West Papillion Creek, with a stalled vehicle reported in the water at 6:41 AM CST.
Began near Gretna (41.1884, -96.3134).
Source: NOAA Storm Events Database, event 1283579. Narratives are written by the National Weather Service forecast office that issued the report.
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