Flood Advisory — Johnson County, Tennessee
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Current Status
🌊 Active: Flood Advisory
Flood Advisory issued August 2 at 10:56PM EDT until August 3 at 2:00AM EDT by NWS Morristown TN
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Central Carter County in east Tennessee... Southwestern Johnson County in east Tennessee... * WHEN...Until 200 AM EDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 1056 PM EDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. - Some locations that will experience flooding include... Doeville, Sadie and Shady Valley. - http://www.weather.gov/safety/flood
Effective August 2, 2026 at 10:56 PM ET · Expires August 3, 2026 at 2:00 AM ET
Event Details
Event Type
Flood Advisory
Severity
minor
Issued By
NWS Morristown TN
Expires
August 3, 2026 at 2:00 AM ET
Last Checked
3 minutes 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.
Also In Effect For
This same Flood Advisory also covers:
Other Active Alerts in Tennessee
Flood Advisory
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Frequently Asked Questions
What does a Flood Advisory mean for Johnson County, Tennessee?
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Is this Flood Advisory currently active?
Yes — this alert is active as of our last check (3 minutes ago). It's set to expire August 3, 2026 at 2:00 AM ET.
How do I get notified about Flood Advisory alerts for Johnson County?
Download StormCast free on Google Play and set Johnson 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 Flood Advisory is also in effect for Carter County.