NWS Wilmington OHFF.W 0092September 20, 2026
Flash Flood Warning: Clinton and Warren, OH
The National Weather Service office in Wilmington issued a flash flood warning for Clinton and Warren in Ohio, which was in force until 5:00 a.m. local time on September 20. It was the 92nd flash flood warning the NWS office in Wilmington issued in 2026. Ohio had 62 flash flood warnings in September 2026, against 3 in an average September of 2008-2025 (Ohio's flash flood warnings by year).
ExpiredWarning
In force for 3.1 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Wilmington OH
- Area
- Clinton and Warren
- State
- Ohio
- Level
- Warning
- Issued
- 1:54 a.m. EDT, September 20, 2026
- Expires
- 5:00 a.m. EDT, September 20, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KILN FF.W 0092
- Official source
- National Weather Service: the notice at its source
Flash Flood Warnings in Ohio since 2008Every warning type in Ohio
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
FFWILN The National Weather Service in Wilmington has issued a * Flash Flood Warning for... Southwestern Clinton County in southwestern Ohio... Southern Warren County in southwestern Ohio... * Until 500 AM EDT. * At 154 AM EDT, radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3.5 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that may experience flash flooding include... Mason, Lebanon, Monroe, Loveland, Blanchester, Morrow, Kings Island, Highpoint, South Lebanon, Maineville, Clarksville, Midland, Butlerville, Pleasant Plain, State Route 123 at State Route 132, Middleboro, Fort Ancient, Dallasburg, State Route 350 at US Route 22 and Murdock.
What the agency told people to do
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. To report flash flooding, go to our website at weather.gov/iln and submit your report via social media, when you can do so safely.
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.