A highly anomalous pattern for August including an unseasonably intense low pressure system created several hours of severe thunderstorms including the final round of storms that grew upscale into a severe mesoscale convective system.

Thunderstorm Wind in HAMBLEN, TENNESSEE
From 07-AUG-23 12:30:00 to 07-AUG-23 12:30:00 (EST-5)
Location: ALPHA
Magnitude: 52.00 EG
Reported by: Public

A large tree was reported blown down by severe thunderstorm winds.

Thunderstorm Wind in SEQUATCHIE, TENNESSEE
From 07-AUG-23 11:30:00 to 07-AUG-23 11:30:00 (CST-6)
Location: DUNLAP
Magnitude: 52.00 EG
Reported by: 911 Call Center

Numerous trees and powerlines were blown down by severe thunderstorm winds across the county.

Thunderstorm Wind in HAMBLEN, TENNESSEE
From 07-AUG-23 12:31:00 to 07-AUG-23 12:31:00 (EST-5)
Location: MORRISTOWN
Magnitude: 52.00 EG
Reported by: Public

Numerous trees were blown down by powerful thunderstorm wind gusts in Morristown.

Thunderstorm Wind in MORGAN, TENNESSEE
From 07-AUG-23 12:45:00 to 07-AUG-23 12:45:00 (EST-5)
Location: OAKDALE
Magnitude: 52.00 EG
Reported by: 911 Call Center

Numerous trees and powerlines were blown down by strong thunderstorm wind gusts across the southern portions of the county.

Thunderstorm Wind in RHEA, TENNESSEE
From 07-AUG-23 12:45:00 to 07-AUG-23 12:45:00 (EST-5)
Location: MORGANTOWN
Magnitude: 52.00 EG
Reported by: Public

A large tree was blown down by severe thunderstorm wind gusts.

Thunderstorm Wind in KNOX, TENNESSEE
From 07-AUG-23 12:50:00 to 07-AUG-23 12:50:00 (EST-5)
Location: FARRAGUT
Magnitude: 52.00 EG
Reported by: 911 Call Center

Several trees and powerlines blown down by severe thunderstorm wind gusts.

Thunderstorm Wind in MARION, TENNESSEE
From 07-AUG-23 11:55:00 to 07-AUG-23 11:55:00 (CST-6)
Location: ANTIOCH
Magnitude: 52.00 EG
Reported by: Emergency Manager

Multiple trees blown down by powerful thunderstorm wind gusts in New Hope.

Thunderstorm Wind in HAMILTON, TENNESSEE
From 07-AUG-23 13:19:00 to 07-AUG-23 13:19:00 (EST-5)
Location: (CHA)LOVELL FLD CHAT
Magnitude: 59.00 MG
Reported by: ASOS

Chattanooga Airport ASOS records a 59 know wind gust from severe thunderstorms.

Thunderstorm Wind in MCMINN, TENNESSEE
From 07-AUG-23 13:05:00 to 07-AUG-23 13:05:00 (EST-5)
Location: RICEVILLE
Magnitude: 52.00 EG
Reported by: 911 Call Center

Multiple trees and powerlines blown down by severe thunderstorm winds.

Thunderstorm Wind in MCMINN, TENNESSEE
From 07-AUG-23 13:10:00 to 07-AUG-23 13:10:00 (EST-5)
Location: ATHENS
Magnitude: 52.00 EG
Reported by: 911 Call Center

Multiple trees and powerlines blown down by severe thunderstorm wind gusts.

Thunderstorm Wind in BLOUNT, TENNESSEE
From 07-AUG-23 13:36:00 to 07-AUG-23 13:36:00 (EST-5)
Location: CHANDLER
Magnitude: 52.00 MG
Reported by: ASOS

Knoxville McGhee Tyson Airport ASOS records a 52 knot severe thunderstorm wind gust.

Thunderstorm Wind in KNOX, TENNESSEE
From 07-AUG-23 13:15:00 to 07-AUG-23 13:15:00 (EST-5)
Location: LOVELL
Magnitude: 52.00 EG
Reported by: Trained Spotter

Tree and roof damage in neighborhoods both south and north of Interstate 40. Damage likely caused by severe thunderstorm wind gusts in locations outside of the tornado track.

Thunderstorm Wind in WASHINGTON, TENNESSEE
From 07-AUG-23 13:47:00 to 07-AUG-23 13:47:00 (EST-5)
Location: GRAHAM MILL
Magnitude: 52.00 EG
Reported by: Public

Trees blown down by severe thunderstorm winds.

Thunderstorm Wind in JEFFERSON, TENNESSEE
From 07-AUG-23 13:10:00 to 07-AUG-23 13:10:00 (EST-5)
Location: DANDRIDGE
Magnitude: 52.00 EG
Reported by: Amateur Radio

Multiple trees and powerlines blown down by severe thunderstorm wind gusts in Dandridge. Some trees hit vehicles and homes.

Thunderstorm Wind in JEFFERSON, TENNESSEE
From 07-AUG-23 13:45:00 to 07-AUG-23 13:45:00 (EST-5)
Location: FRENCH MILL
Magnitude: 52.00 EG
Reported by: Emergency Manager

Multiple trees blown down by severe thunderstorm winds across the county, at least one tree landed on a house.

Thunderstorm Wind in LOUDON, TENNESSEE
From 07-AUG-23 13:30:00 to 07-AUG-23 13:30:00 (EST-5)
Location: FT LOUDOUN LAKE
Magnitude: 52.00 EG
Reported by: Public

Numerous trees blown down by severe thunderstorm wind gusts along Beals Chapel Road, roof damage at at least one house as well.

Thunderstorm Wind in SEVIER, TENNESSEE
From 07-AUG-23 13:50:00 to 07-AUG-23 13:50:00 (EST-5)
Location: SHADY GROVE
Magnitude: 52.00 EG
Reported by: Emergency Manager

Tree was toppled over onto a house by severe thunderstorm winds.

Thunderstorm Wind in GREENE, TENNESSEE
From 07-AUG-23 13:30:00 to 07-AUG-23 13:30:00 (EST-5)
Location: GREENEVILLE ARPT
Magnitude: 52.00 EG
Reported by: County Official

Multiple trees and powerlines blown down by powerful thunderstorm winds across the county.

Thunderstorm Wind in UNION, TENNESSEE
From 07-AUG-23 13:46:00 to 07-AUG-23 13:46:00 (EST-5)
Location: ELLISONS STORE
Magnitude: 52.00 EG
Reported by: 911 Call Center

A large tree was blown down by severe thunderstorm winds.

Thunderstorm Wind in BLOUNT, TENNESSEE
From 07-AUG-23 13:30:00 to 07-AUG-23 13:30:00 (EST-5)
Location: BUNGALOW TOWN
Magnitude: 52.00 EG
Reported by: Trained Spotter

Multiple trees blown down by severe thunderstorm winds in Maryville and Alcoa.

Thunderstorm Wind in POLK, TENNESSEE
From 07-AUG-23 13:49:00 to 07-AUG-23 13:49:00 (EST-5)
Location: APALACHIA
Magnitude: 52.00 EG
Reported by: Trained Spotter

Numerous trees and powerlines blown down by powerful thunderstorm winds across the county.

Thunderstorm Wind in UNICOI, TENNESSEE
From 07-AUG-23 14:39:00 to 07-AUG-23 14:39:00 (EST-5)
Location: FLAG POND
Magnitude: 52.00 EG
Reported by: 911 Call Center

Several trees were blown down by severe thunderstorm winds, mainly in south Unicoi County.

Thunderstorm Wind in LOUDON, TENNESSEE
From 07-AUG-23 13:05:00 to 07-AUG-23 13:05:00 (EST-5)
Location: LOUDON
Magnitude: 65.00 EG
Property damage: 500.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Loudon County High sustained significant roof damage to the gymnasium. The roof decking was ripped off the building. The only other structural damage on site was to the ticket booth, which also had the roof lifted off and destroyed.

Thunderstorm Wind in SEVIER, TENNESSEE
From 07-AUG-23 13:45:00 to 07-AUG-23 13:45:00 (EST-5)
Location: CATES XRDS
Magnitude: 74.00 EG
Reported by: NWS Storm Survey

Straight line wind damage began just west of the Splendor Oaks subdivision off of Highway 139 in Sevier county. One large tree was snapped near the base of the trunk, with another uprooted. Additional large branches were snapped off other trees. Damage continued to the Jefferson county line.

Thunderstorm Wind in JEFFERSON, TENNESSEE
From 07-AUG-23 13:55:00 to 07-AUG-23 13:55:00 (EST-5)
Location: SHADY GROVE
Magnitude: 74.00 EG
Reported by: NWS Storm Survey

Severe straight line winds that exited Sevier County struck the Overlook RV Park in Dandridge. Multiple trees were uprooted or snapped, and awnings covering RVs in the park were blown over or stripped of their metal roofs.

Thunderstorm Wind in BLEDSOE, TENNESSEE
From 07-AUG-23 12:40:00 to 07-AUG-23 12:40:00 (CST-6)
Location: LUMINARY
Magnitude: 52.00 EG
Reported by: Public

Multiple large mature trees were felled by severe thunderstorm winds, with several other trees suffering snapped limbs and partial tree loss. In addition, several power poles were snapped by falling trees during the high winds.

Thunderstorm Wind in ROANE, TENNESSEE
From 07-AUG-23 13:00:00 to 07-AUG-23 13:00:00 (EST-5)
Location: MIDTOWN
Magnitude: 52.00 EG
Reported by: Emergency Manager

Severe thunderstorm winds snapped a large tree which landed on and significantly damaged a home.

Flash Flood in JEFFERSON, TENNESSEE
From 07-AUG-23 14:00:00 to 07-AUG-23 15:00:00 (EST-5)
Location: NEW MARKET
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Rainfall runoff filled the bottom of a concrete stairwell to a bottom floor entry into Jefferson Middle School, seeping into the building and damaging some classrooms.

Flash Flood in GREENE, TENNESSEE
From 07-AUG-23 14:30:00 to 07-AUG-23 15:15:00 (EST-5)
Location: GREENEVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A few road closures due to flooding.

Thunderstorm Wind in BLEDSOE, TENNESSEE
From 07-AUG-23 11:15:00 to 07-AUG-23 11:25:00 (CST-6)
Location: OLD CUMBERLAND
Magnitude: 70.00 EG
Reported by: Emergency Manager

Numerous trees were felled by thunderstorm winds within the confines of Fall Creek Falls State Park boundaries. Satellite photos indicate the swath extended into Bledsoe County with additional trees over a wide area knocked down by powerful straight line winds.

Tornado in KNOX, TENNESSEE
From 07-AUG-23 13:17:00 to 07-AUG-23 13:23:00 (EST-5)
Location: BYRDS CHAPEL
Tornado F-scale: EF2
Property damage: 3.70M
Reported by: NWS Storm Survey

The tornado started on Yarnell Road, then reached peak intensity and width as it passed the Lovell Crossing apartment complex. Significant roof damage was noted to several of the homes and apartments in Lovell Cove and Crossing, with partial roof loss and uplift of roof decking common to several apartments. In addition to roof damage, a complete collapse of a garage at Lovell Crossing was noted, along with wooden boards driven into the ground and a large gash in the side of apartment complex office from the impact of a large, but unknown object. Numerous trees in the apartment complex suffered damage from the tornado. The tornado then crossed Pellissippi Parkway, and continued along and north of Bob Gray Road. A driver on Pellissippi Parkway recorded a video of the tornado crossing the parkway. Significant tree damage was observed along Bob Gray Road, with a narrow path of snapped hardwood trees as the tornado progressed eastward. The tornado appears to have dissipated at the intersection of Bob Gray Road and Middlebrook Pike.

Thunderstorm Wind in CAMPBELL, TENNESSEE
From 07-AUG-23 11:09:00 to 07-AUG-23 11:09:00 (EST-5)
Location: CARYVILLE
Magnitude: 52.00 EG
Reported by: 911 Call Center

A few trees were blown down by severe thunderstorm winds.

Thunderstorm Wind in CAMPBELL, TENNESSEE
From 07-AUG-23 11:49:00 to 07-AUG-23 11:49:00 (EST-5)
Location: DE LAP
Magnitude: 52.00 EG
Reported by: 911 Call Center

A few trees were blown down by powerful thunderstorm wind gusts.

Thunderstorm Wind in UNION, TENNESSEE
From 07-AUG-23 12:25:00 to 07-AUG-23 12:25:00 (EST-5)
Location: CONDON
Magnitude: 52.00 EG
Reported by: 911 Call Center

A few trees were blown down by strong thunderstorm wind gusts.

Thunderstorm Wind in BLEDSOE, TENNESSEE
From 07-AUG-23 11:30:00 to 07-AUG-23 11:30:00 (CST-6)
Location: PIKEVILLE
Magnitude: 52.00 EG
Reported by: 911 Call Center

Numerous trees and powerlines were blown down by severe thunderstorm winds across the county.