Active AlertsHamilton

What: Flash flooding caused by excessive rainfall is possible.
Where: Portions of east central and south central Nebraska, including the following counties, in east central Nebraska, Polk and York. In south central Nebraska, Clay, Fillmore, Hamilton, Nuckolls and Thayer.
When: Until 7 AM CDT Saturday.
Impacts: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.
Additional Details: - Slow-moving thunderstorms will continue to gradually shift east-southeast through the evening and overnight hours. These storms may train over the same area for a period of time, and will have the potential to produce very heavy rainfall rates of 1 to 2 inches per hour. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.