Iowa, Nebraska Flash Flood Warning - Severe | Effective 06/11/2026 04:57

Headline: 
Flash Flood Warning issued June 11 at 6:57AM CDT until June 11 at 8:30AM CDT by NWS Omaha/Valley NE
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
June 11, 2026 - 4:57am
Expires: 
June 11, 2026 - 6:30am
Description: 
At 657 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 3.5 inches of rain have fallen. Flooding impacts will continue, but no additional rainfall is expected. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that may experience flash flooding include... Plattsmouth, Waverly, Ashland, Malvern, Sidney, Louisville, Weeping Water, Tabor, Eagle, Elmwood, Greenwood, Murray, Cedar Creek, Avoca, Murdock, Union, Nehawka, Randolph, Beaver Lake and Thurman.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Fremont, IA; Mills, IA; Cass, NE; Lancaster, NE; Otoe, NE; Sarpy, NE; Saunders, NE
Forcast Office: 
NWS Omaha/Valley NE
Sender: 
w-nws.webmaster@noaa.gov