Alert USA
weather NWS minor Carter, TN; Johnson, TN; Unicoi, TN; Washington, TN June 18, 2026 at 10:51 PM

Flood Advisory

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...A portion of east Tennessee, including the following counties, Carter, Johnson, Unicoi and Washington.

* WHEN...Until 1000 PM EDT.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.

* ADDITIONAL DETAILS... - At 651 PM EDT, Doppler radar indicated heavy rain due to thunderstorms. Between 1.5 and 2 inches of rain have fallen over the last hour. Additional rains of up to 1.5 inches are possible. Minor flooding i

Flooding in Carter, TN; Johnson, TN; Unicoi, TN; Washington, TN can cut off roads with little warning, damage homes near low-lying areas, and disrupt power and water service. Even a few inches of moving water can carry away a vehicle.

This report is based on information from NWS, monitored by Alert USA's verified emergency feed.

Alert USA anticipates a high chance of travel disruptions, elevated property risk in low-lying areas, and possible power outages while the event is active.

Recommended steps: avoid flooded roads — turn around, don't drown; move to higher ground if you are in a low-lying area; charge phones and prepare for power loss; check on family and neighbors.

Alert USA is tracking this flood event and will update this report as verified information becomes available.

Verified by Alert USA • NWS

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