NWS Omaha/Valley NEFF.W 0036September 6, 2026
Flash Flood Warning: Shelby, IA
The National Weather Service office in Omaha/Valley issued a flash flood warning for Shelby in Iowa, which was in force until 8:30 p.m. local time on September 6. It was the 36th flash flood warning the NWS office in Omaha/Valley issued in 2026. Iowa had 17 flash flood warnings in September 2026, against 9 in an average September of 2008-2025 (Iowa's flash flood warnings by year).
ExpiredWarning
In force for 4 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Omaha/Valley NE
- Area
- Shelby
- State
- Iowa
- Level
- Warning
- Issued
- 4:33 p.m. CDT, September 6, 2026
- Expires
- 8:30 p.m. CDT, September 6, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KOAX FF.W 0036
- Official source
- National Weather Service: the notice at its source
Flash Flood Warnings in Iowa since 2008Every warning type in Iowa
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
FFWOAX The National Weather Service in Omaha/Valley has issued a * Flash Flood Warning for... Shelby County in southwestern Iowa... * Until 830 PM CDT. * At 433 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. 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... Harlan, Earling, Irwin, Defiance, Panama, Westphalia, Tennant, Kirkman, Prairie Rose State Park, Jacksonville and Manteno Recreation Area.
What the agency told people to do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.