A very moist and unstable environment existed across the Southern Appalachian region during the mid to late evening hours. Widespread wind damage occurred as a bowing convective segment moved south across the region.

Thunderstorm Wind in CAMPBELL, TENNESSEE
From 20-JUL-18 20:49:00 to 20-JUL-18 20:49:00 (EST-5)
Location: FORDTOWN
Magnitude: 50.00 EG
Reported by: State Official

One tree was reported down on south Highway 25.

Thunderstorm Wind in GRAINGER, TENNESSEE
From 20-JUL-18 21:23:00 to 20-JUL-18 21:23:00 (EST-5)
Location: BEAN STATION
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down across the county.

Thunderstorm Wind in UNION, TENNESSEE
From 20-JUL-18 21:27:00 to 20-JUL-18 21:27:00 (EST-5)
Location: MAYNARDVILLE
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down in Maynardville.

Thunderstorm Wind in SULLIVAN, TENNESSEE
From 20-JUL-18 21:38:00 to 20-JUL-18 21:38:00 (EST-5)
Location: SPRINGDALE
Magnitude: 55.00 EG
Reported by: Amateur Radio

Traffic signals and wires were reported down in Kingsport.

Thunderstorm Wind in KNOX, TENNESSEE
From 20-JUL-18 21:45:00 to 20-JUL-18 21:45:00 (EST-5)
Location: HALLS XRDS
Magnitude: 55.00 EG
Reported by: State Official

Several trees were reported down. One tree had fallen on a car.

Thunderstorm Wind in SEQUATCHIE, TENNESSEE
From 21-JUL-18 02:00:00 to 21-JUL-18 02:00:00 (CST-6)
Location: DUNLAP
Magnitude: 50.00 EG
Reported by: Public

Several trees were reported down across the county.

Flood in MEIGS, TENNESSEE
From 21-JUL-18 03:30:00 to 21-JUL-18 04:30:00 (EST-5)
Location: DECATUR
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Bridge washed out on lower Pleasant Hill Road.

Thunderstorm Wind in HAMBLEN, TENNESSEE
From 20-JUL-18 21:50:00 to 20-JUL-18 21:50:00 (EST-5)
Location: BARTON SPGS
Magnitude: 63.00 MG
Reported by: Amateur Radio

A 73 mph gust was recorded at Whitesburg.

Thunderstorm Wind in COCKE, TENNESSEE
From 20-JUL-18 22:31:00 to 20-JUL-18 22:31:00 (EST-5)
Location: WHITE ROCK
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down across the Cosby area.

Thunderstorm Wind in JOHNSON, TENNESSEE
From 20-JUL-18 22:36:00 to 20-JUL-18 22:36:00 (EST-5)
Location: NEVA
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down around the community of Butler.

Thunderstorm Wind in RHEA, TENNESSEE
From 20-JUL-18 22:40:00 to 20-JUL-18 22:40:00 (EST-5)
Location: SPRING CITY
Magnitude: 50.00 EG
Reported by: Broadcast Media

A home was damaged in Spring City.

Thunderstorm Wind in MEIGS, TENNESSEE
From 20-JUL-18 23:06:00 to 20-JUL-18 23:06:00 (EST-5)
Location: DECATUR
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down in Decatur.

Thunderstorm Wind in RHEA, TENNESSEE
From 20-JUL-18 23:20:00 to 20-JUL-18 23:20:00 (EST-5)
Location: SPRING CITY
Magnitude: 50.00 EG
Reported by: State Official

Numerous trees and power lines were reported down across the northern half of the county.

Thunderstorm Wind in BLEDSOE, TENNESSEE
From 20-JUL-18 22:35:00 to 20-JUL-18 22:35:00 (CST-6)
Location: PIKEVILLE
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down in the Pikeville area.

Thunderstorm Wind in BLEDSOE, TENNESSEE
From 20-JUL-18 23:25:00 to 20-JUL-18 23:25:00 (CST-6)
Location: PIKEVILLE
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down and a power line was downed across a road.

Thunderstorm Wind in MEIGS, TENNESSEE
From 20-JUL-18 23:39:00 to 20-JUL-18 23:39:00 (EST-5)
Location: DECATUR
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down across the county.

Thunderstorm Wind in CAMPBELL, TENNESSEE
From 20-JUL-18 20:40:00 to 20-JUL-18 20:40:00 (EST-5)
Location: FORDTOWN
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down across the county.

Thunderstorm Wind in RHEA, TENNESSEE
From 21-JUL-18 00:10:00 to 21-JUL-18 00:10:00 (EST-5)
Location: MORGANTOWN
Magnitude: 50.00 EG
Reported by: State Official

Multiple trees were reported down.

Thunderstorm Wind in POLK, TENNESSEE
From 21-JUL-18 00:15:00 to 21-JUL-18 00:15:00 (EST-5)
Location: BENTON
Magnitude: 50.00 EG
Reported by: State Official

Two trees were reported down on highway 64.

Hail in BRADLEY, TENNESSEE
From 21-JUL-18 00:36:00 to 21-JUL-18 00:36:00 (EST-5)
Location: EUREKA
Magnitude: 1.00 
Reported by: Amateur Radio

Quarter size hail was reported.

Thunderstorm Wind in SCOTT, TENNESSEE
From 21-JUL-18 00:50:00 to 21-JUL-18 00:50:00 (EST-5)
Location: HUNTSVILLE
Magnitude: 50.00 EG
Reported by: State Official

A few trees were reported down near Huntsville.

Thunderstorm Wind in MCMINN, TENNESSEE
From 21-JUL-18 00:54:00 to 21-JUL-18 00:54:00 (EST-5)
Location: CALHOUN
Magnitude: 50.00 EG
Reported by: State Official

Two trees were reported down across the Southern part of McMinn county.

Thunderstorm Wind in CAMPBELL, TENNESSEE
From 21-JUL-18 01:35:00 to 21-JUL-18 01:35:00 (EST-5)
Location: FORDTOWN
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down just east of La Follette.

Thunderstorm Wind in BLEDSOE, TENNESSEE
From 21-JUL-18 01:37:00 to 21-JUL-18 01:37:00 (CST-6)
Location: PIKEVILLE
Magnitude: 50.00 EG
Reported by: State Official

Numerous reports of downed trees were received across the northern part of the county.

Thunderstorm Wind in ROANE, TENNESSEE
From 21-JUL-18 01:40:00 to 21-JUL-18 01:40:00 (EST-5)
Location: ROCKWOOD
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down around the Rockwood area.

Thunderstorm Wind in CARTER, TENNESSEE
From 20-JUL-18 22:12:00 to 20-JUL-18 22:12:00 (EST-5)
Location: ELIZABETHTON
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down across the county.

Thunderstorm Wind in CARTER, TENNESSEE
From 20-JUL-18 22:00:00 to 20-JUL-18 22:00:00 (EST-5)
Location: ELIZABETHTON
Magnitude: 50.00 EG
Reported by: Broadcast Media

A tree fell onto a home on Charlotte Drive in Elizabethton killing the occupant.

Thunderstorm Wind in RHEA, TENNESSEE
From 21-JUL-18 02:55:00 to 21-JUL-18 02:55:00 (EST-5)
Location: MORGANTOWN
Magnitude: 50.00 EG
Reported by: State Official

Several trees were reported down across the southern part of the county.

Thunderstorm Wind in MCMINN, TENNESSEE
From 21-JUL-18 03:15:00 to 21-JUL-18 03:15:00 (EST-5)
Location: CALHOUN
Magnitude: 50.00 EG
Reported by: Department of Highways

A tree was reported down on Highway 163.

Thunderstorm Wind in HAMILTON, TENNESSEE
From 21-JUL-18 03:24:00 to 21-JUL-18 03:24:00 (EST-5)
Location: OOLTEWAH
Magnitude: 50.00 EG
Reported by: State Official

One tree was reported down in Ooltewah.

Thunderstorm Wind in POLK, TENNESSEE
From 21-JUL-18 03:40:00 to 21-JUL-18 03:40:00 (EST-5)
Location: BELLTOWN
Magnitude: 50.00 EG
Reported by: Amateur Radio

Several trees were snapped and uprooted near the Ocoee Whitewater Center.

Thunderstorm Wind in BLEDSOE, TENNESSEE
From 21-JUL-18 05:08:00 to 21-JUL-18 05:08:00 (CST-6)
Location: PIKEVILLE
Magnitude: 50.00 EG
Reported by: State Official

Multiple trees were reported down.

Thunderstorm Wind in MONROE, TENNESSEE
From 21-JUL-18 07:24:00 to 21-JUL-18 07:24:00 (EST-5)
Location: TELLICO PLAINS
Magnitude: 50.00 EG
Reported by: State Official

Several trees and power lines were reported down.