Nebraska Flash Flood Warning | Effective 05/18/2026 12:57

Headline: 
Flash Flood Warning issued May 18 at 2:57PM CDT until May 18 at 8:00PM CDT by NWS Omaha/Valley NE
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
May 18, 2026 - 12:57pm
Expires: 
May 18, 2026 - 6:00pm
Description: 
FFWOAX The National Weather Service in Omaha/Valley has issued a * Flash Flood Warning for... Southwestern Gage County in southeastern Nebraska... Southeastern Jefferson County in southeastern Nebraska... * Until 800 PM CDT. * At 257 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 2 to 4 inches are possible in the warned area. 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 will experience flash flooding include... Beatrice, Fairbury, Plymouth, Diller, Endicott, Jansen, Steele City, Harbine, Ellis, Rock Creek Station State Historical Park, Cub Creek Recreational Area, Homestead National Historical Park, Camp Jefferson and Crystal Springs Campground. These storms have a history of very heavy rainfall and are moving over the same locations where heavy rain has fallen previous days.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Gage, NE; Jefferson, NE
Forcast Office: 
NWS Omaha/Valley NE