Flash Flood Warning Issued for Butler, Montgomery, Preble, and Warren Counties in Ohio

Source: NOAA · Southwestern Ohio

This alert is no longer in effect.

NOAA issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

A Flash Flood Warning is in effect for portions of southwestern and west-central Ohio until 3:00 AM EST after law enforcement reported flooding from heavy thunderstorms.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Southwestern Ohio
Issued
April 6, 2026
Issuing authority
NWS Wilmington OH

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Southwestern Ohio.

Alert Details

The National Weather Service in Wilmington has issued a Flash Flood Warning for several counties in Ohio. The warning was issued at 12:01 AM EST on March 5, 2026, following reports from local law enforcement of active flash flooding within the warned area.

Affected Areas

The warning covers the following geographic regions in Ohio:

  • Butler County (Southwestern Ohio)
  • Northwestern Warren County (Southwestern Ohio)
  • Southern Montgomery County (West Central Ohio)
  • Southern Preble County (West Central Ohio)

Specific locations that may experience flash flooding include Hamilton, Kettering, Middletown, Fairfield, Mason, Oxford, Miamisburg, Lebanon, Springboro, Monroe, Trenton, Franklin, Bellbrook, Moraine, Carlisle, South Middletown, West Carrollton, Ross, Camden, and Gratis.

What You Should Do

Residents are urged to follow the safety mantra: "Turn around, don't drown" when encountering flooded roads. Most flood-related deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. To report flash flooding, visit the NWS website at weather.gov/iln or submit a report via social media when it is safe to do so.

Expected Conditions

Flash flooding is being caused by heavy thunderstorms. According to law enforcement reports, between 1.5 and 3 inches of rain have already fallen. Additional rainfall amounts of 0.5 to 1.5 inches are possible. Expected impacts include the flooding of small creeks and streams, urban areas, highways, streets, and underpasses, as well as other poor drainage and low-lying areas.

Timeline

The alert is effective immediately as of 12:01 AM EST and is currently set to expire at 3:00 AM EST on March 5, 2026.

Original source: NOAA Official Notice ↗

All Weather Alerts →

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Flash Flood Warning is in effect for portions of southwestern and west-central Ohio until 3:00 AM EST after law enforcement reported flooding from heavy thunderstorms.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Southwestern Ohio. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.