Headline:
Flash Flood Warning issued September 20 at 9:13PM EDT until September 21 at 12:15AM EDT by NWS Wilmington OH
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
September 20, 2026 - 6:13pm
Expires:
September 20, 2026 - 9:15pm
Description:
FFWILN
The National Weather Service in Wilmington has issued a
* Flash Flood Warning for...
Northwestern Clinton County in southwestern Ohio...
Northeastern Warren County in southwestern Ohio...
* Until 1215 AM EDT.
* At 913 PM EDT, radar indicated thunderstorms producing heavy rain
across the warned area. Between 1.5 and 2 inches of rain have
fallen. Additional rainfall amounts of 0.5 to 1 inch 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 may experience flash flooding include...
Wilmington, Waynesville, Clarksville, Harveysburg, Corwin, Kingman,
Oakland, Ogden, State Route 350 at US Route 22, Caesar Creek State
Park, Cowan Lake State Park, Interstate 71 at US Route 68,
Burtonville, Oregonia and Fort Ancient.
This includes I-71 in Ohio between mile markers 33 and 56.
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
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.
Area Description:
Clinton, OH; Warren, OH
Forcast Office:
NWS Wilmington OH
Sender:
w-nws.webmaster@noaa.gov