⚠️ Flash Flood Warning – Cass, NE; Gage, NE; Johnson, NE; Lancaster, NE; Otoe, NE – Thursday, October 1, 2026

Flash Flood Warning issued September 30 at 11:54PM CDT until October 1 at 3:00AM CDT by NWS Omaha/Valley NE

Details

FFWOAX

The National Weather Service in Omaha/Valley has issued a

* Flash Flood Warning for…
Southern Cass County in southeastern Nebraska…
Northern Gage County in southeastern Nebraska…
Northwestern Johnson County in southeastern Nebraska…
Southeastern Lancaster County in southeastern Nebraska…
Otoe County in southeastern Nebraska…

* Until 300 AM CDT.

* At 1154 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 3 inches of rain
have fallen. The expected rainfall rate is 1 to 2.5 inches in 1
hour. Additional rainfall amounts of 1 to 3 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…
Syracuse, Hickman, Weeping Water, Bennet, Elmwood, Firth, Adams,
Palmyra, Cortland, Sterling, Unadilla, Panama, Avoca, Union,
Clatonia, Roca, Hallam, Nehawka and Pickrell.

Instructions

Turn around, don’t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.