Flash Flood Warning — Cannon County, Tennessee
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Current Status
🌊 Active: Flash Flood Warning
Flash Flood Warning issued August 11 at 11:40PM CDT until August 12 at 1:45AM CDT by NWS Nashville TN
FFWOHX The National Weather Service in Nashville has issued a * Flash Flood Warning for... Southwestern Cannon County in Middle Tennessee... Northeastern Coffee County in Middle Tennessee... East Central Rutherford County in Middle Tennessee... Southwestern Warren County in Middle Tennessee... * Until 145 AM CDT. * At 1140 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2.5 inches of rain have fallen. The expected rainfall rate is 2 to 3 inches in 1 hour. 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... Woodbury, Morrison, Bradyville and Readyville.
Effective August 12, 2026 at 12:40 AM ET · Expires August 12, 2026 at 2:45 AM ET
Event Details
Event Type
Flash Flood Warning
Severity
severe
Issued By
NWS Nashville TN
Expires
August 12, 2026 at 2:45 AM ET
Last Checked
just now
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Also In Effect For
This same Flash Flood Warning also covers:
Other Active Alerts in Tennessee
Flash Flood Warning
Flash Flood Warning
Flash Flood Warning
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Flash Flood Warning
Get Flash Flood Warning Alerts for Cannon County
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Frequently Asked Questions
What does a Flash Flood Warning mean for Cannon County, Tennessee?
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Is this Flash Flood Warning currently active?
Yes — this alert is active as of our last check (just now). It's set to expire August 12, 2026 at 2:45 AM ET.
How do I get notified about Flash Flood Warning alerts for Cannon County?
Download StormCast free on Google Play and set Cannon County, Tennessee 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 Flash Flood Warning is also in effect for Coffee County, Warren County.