Severe · Flash Flood WarningThis alert has expired. It is kept for reference.
Flash Flood Warning issued September 16 at 10:21PM EDT until September 17
Affecting Knox, OH
In effect until: Sep 17, 2026, 4:30 AM
Knox, OH
Likely impact in Knox, OH; effects through 4:30 AM.
Be especially cautious at night when it is harder to recognize the dangers of flooding. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Read the original bulletin (official text)
At 1021 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 3 inches of rain have fallen. Flooding impacts will continue, but no additional rainfall is expected. 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... Mount Vernon, Fredericktown, Gambier, Danville and Gann.
Free. In your language.
Get the next alert for your area before it matters.
Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™