Flash Flood Warning — Loudon 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 11:34PM EDT until August 12 at 2:30AM EDT by NWS Morristown TN
FFWMRX The National Weather Service in Morristown has issued a * Flash Flood Warning for... Blount County in east Tennessee... Southwestern Knox County in east Tennessee... Loudon County in east Tennessee... Northeastern Monroe County in east Tennessee... East Central Roane County in east Tennessee... * Until 230 AM EDT. * At 1134 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2.5 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches 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 will experience flash flooding include... Oak Ridge, Maryville, Lenoir City, Alcoa, Kingston, Loudon, Farragut, Louisville, Eagleton Villag
Effective August 11, 2026 at 11:34 PM ET · Expires August 12, 2026 at 2:30 AM ET
Event Details
Event Type
Flash Flood Warning
Severity
severe
Issued By
NWS Morristown TN
Expires
August 12, 2026 at 2:30 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.
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
Flash Flood Warning
Flash Flood Warning
Flood Advisory
Get Flash Flood Warning Alerts for Loudon County
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Frequently Asked Questions
What does a Flash Flood Warning mean for Loudon 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 (1 minute ago). It's set to expire August 12, 2026 at 2:30 AM ET.
How do I get notified about Flash Flood Warning alerts for Loudon County?
Download StormCast free on Google Play and set Loudon 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 Monroe County, Roane County, Knox County, Blount County.