Iowa Flash Flood Warning Severe | Effective 05-18-2026 19:50
Public safety alert, emergency alert, and weather alert
Description:
At 950 PM CDT, Thunderstorms producing heavy rain across the warned
area. Between 2 and 4 inches of rain have fallen. Additional
rainfall amounts of 1 to 2 inches are possible in the warned area.
Flash flooding is ongoing or expected to begin shortly. Local law
enforcement reported impacts including a bridge underwater, a
vehicle submerged, and knee deep water in some locations.