Flood Warning — Madison County, Ohio
Flooding is occurring or imminent along rivers, streams, or low-lying areas.
Current Status
🌊 Active: Flood Warning
Flood Warning issued August 20 at 4:11AM EDT until August 20 at 8:15AM EDT by NWS Wilmington OH
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Northwestern Fayette County in central Ohio... Southwestern Madison County in central Ohio... Southeastern Clark County in west central Ohio... Greene County in west central Ohio... * WHEN...Until 815 AM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 411 AM EDT, radar and automated rain gauges indicated heavy rain due to thunderstorms. Flooding is ongoing or expected to begin shortly in the warned area. Between 1.5 and 3 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible. - Some locations that may experience flooding include... Xenia, Washington Court House, London, Cedarville, Jamestown, South Charleston, Jeffersonville, Bloomingburg, Wilberforce, Lisbon, New Jasper, South Solon, Midway, Bowersville, Clifton, Milledgeville, Octa, Shady Grove, Gladstone and Bell Center.
Effective August 20, 2026 at 4:11 AM ET · Expires August 20, 2026 at 8:15 AM ET
Event Details
Event Type
Flood Warning
Severity
severe
Issued By
NWS Wilmington OH
Expires
August 20, 2026 at 8:15 AM ET
Last Checked
1 minute ago
What To Do
📋 Official NWS Guidance
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 flooding, go to our website at weather.gov/iln and submit your report via social media, when you can do so safely.
Also In Effect For
This same Flood Warning also covers:
Other Active Alerts in Ohio
Flood Advisory
Flash Flood Warning
Flood Warning
Flood Advisory
Flood Warning
Flood Warning
Get Flood Warning Alerts for Madison County
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Frequently Asked Questions
What does a Flood Warning mean for Madison County, Ohio?
Flooding is occurring or imminent along rivers, streams, or low-lying areas.
Is this Flood Warning currently active?
Yes — this alert is active as of our last check (1 minute ago). It's set to expire August 20, 2026 at 8:15 AM ET.
How do I get notified about Flood Warning alerts for Madison County?
Download StormCast free on Google Play and set Madison County, Ohio as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Flood Warning is also in effect for Clark County, Fayette County.