A very strong squall line made its way through Middle Tennessee during the morning and afternoon hours of July 20, 2023. Damaging straight-line winds were the primary threat associated with this line of thunderstorms with wind gusts of 65 to 80 mph common. The most significant damage was reported in Sumner and Wilson counties with numerous reports of downed trees and powerlines received. Meanwhile, training showers and thunderstorms preceding this line across the Cumberland Plateau produced heavy rainfall in this area, particularly in Fentress County. Five to eight inches of rainfall in total resulted in significant flash flooding.

Thunderstorm Wind in DAVIDSON, TENNESSEE
From 20-JUL-23 11:51:00 to 20-JUL-23 11:51:00 (CST-6)
Location: AMQUI
Magnitude: 61.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed powerlines near Rivergate Mall in Goodlettsville. Damages are a rough estimate.

Thunderstorm Wind in SUMNER, TENNESSEE
From 20-JUL-23 11:55:00 to 20-JUL-23 11:55:00 (CST-6)
Location: HENDERSONVILLE
Magnitude: 70.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Severe thunderstorm winds downed numerous trees and powerlines across southwestern Sumner County. One of these trees fell onto and crushed a house along Raintree Drive in Hendersonville. No injuries or fatalities were reported. Damages are a rough estimate.

Thunderstorm Wind in SUMNER, TENNESSEE
From 20-JUL-23 12:00:00 to 20-JUL-23 12:00:00 (CST-6)
Location: GALLATIN
Magnitude: 70.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed numerous trees in and around Gallatin, some of which were blocking roadways. Damages are a rough estimate.

Thunderstorm Wind in SUMNER, TENNESSEE
From 20-JUL-23 12:01:00 to 20-JUL-23 12:01:00 (CST-6)
Location: OLD HICKORY
Magnitude: 70.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed a large tree onto powerlines which blocked a portion of Shirley Drive near Lakewood. Damages are a rough estimate.

Thunderstorm Wind in WILSON, TENNESSEE
From 20-JUL-23 12:01:00 to 20-JUL-23 12:01:00 (CST-6)
Location: GREENLAWN
Magnitude: 70.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed several trees along Vanderbilt Road in Mount Juliet. Damages are a rough estimate.

Thunderstorm Wind in WILSON, TENNESSEE
From 20-JUL-23 12:10:00 to 20-JUL-23 12:10:00 (CST-6)
Location: MT JULIET
Magnitude: 70.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Severe thunderstorm winds downed numerous trees and powerlines across Mount Juliet. Damages are a rough estimate.

Thunderstorm Wind in WILSON, TENNESSEE
From 20-JUL-23 12:10:00 to 20-JUL-23 12:10:00 (CST-6)
Location: GREEN HILL
Magnitude: 70.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds snapped a large tree in half at a home near North Greenhill Road and Needmore Road in Mount Juliet. Damages are a rough estimate.

Thunderstorm Wind in WILSON, TENNESSEE
From 20-JUL-23 12:12:00 to 20-JUL-23 12:12:00 (CST-6)
Location: GREENLAWN
Magnitude: 70.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed a large tree at a home along Vanderbilt Road in Mount Juliet. Damages are a rough estimate.

Thunderstorm Wind in WILSON, TENNESSEE
From 20-JUL-23 12:12:00 to 20-JUL-23 12:12:00 (CST-6)
Location: MT JULIET
Magnitude: 70.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

An NWS Employee in Mount Juliet estimated 70 to 80 mph winds associated with a severe thunderstorm.

Thunderstorm Wind in DAVIDSON, TENNESSEE
From 20-JUL-23 12:20:00 to 20-JUL-23 12:20:00 (CST-6)
Location: HOPEWELL
Magnitude: 61.00 EG
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed a large tree which fell through the roof of a home along Lakeshore Drive in Old Hickory. Damages are a rough estimate.

Thunderstorm Wind in DAVIDSON, TENNESSEE
From 20-JUL-23 12:25:00 to 20-JUL-23 12:25:00 (CST-6)
Location: PASQUO
Magnitude: 61.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed a large tree near Belle Meade which blocked Highway 100 at Old Harding Pike. Damages are a rough estimate.

Thunderstorm Wind in RUTHERFORD, TENNESSEE
From 20-JUL-23 12:30:00 to 20-JUL-23 12:30:00 (CST-6)
Location: LOFTON
Magnitude: 61.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed trees and damaged a dugout in Lascassas. Damages are a rough estimate.

Thunderstorm Wind in CANNON, TENNESSEE
From 20-JUL-23 12:42:00 to 20-JUL-23 12:42:00 (CST-6)
Location: MITCHELVILLE
Magnitude: 61.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed a tree along Bradyville Road near Readyville. Damages are a rough estimate.

Thunderstorm Wind in CANNON, TENNESSEE
From 20-JUL-23 12:48:00 to 20-JUL-23 12:48:00 (CST-6)
Location: WOODBURY
Magnitude: 61.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds uprooted a tree along Sunny Slope Road near Woodbury. Damages are a rough estimate.

Thunderstorm Wind in CANNON, TENNESSEE
From 20-JUL-23 12:52:00 to 20-JUL-23 12:52:00 (CST-6)
Location: IVY BLUFF
Magnitude: 61.00 EG
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds destroyed a carport and flipped a mini barn over near Highway 53 at Simpson Road near Bradyville. Damages are a rough estimate.

Thunderstorm Wind in CANNON, TENNESSEE
From 20-JUL-23 12:53:00 to 20-JUL-23 12:53:00 (CST-6)
Location: PLEASANT VIEW
Magnitude: 61.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed trees along Red Hill Road just west of Centertown. Damages are a rough estimate.

Thunderstorm Wind in CANNON, TENNESSEE
From 20-JUL-23 12:57:00 to 20-JUL-23 12:57:00 (CST-6)
Location: PLEASANT VIEW
Magnitude: 61.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds snapped a 10-inch diameter tree along Highway 70 near the Cannon and Warren county line. Damages are a rough estimate.

Thunderstorm Wind in DEKALB, TENNESSEE
From 20-JUL-23 12:58:00 to 20-JUL-23 12:58:00 (CST-6)
Location: PHILLIPPI
Magnitude: 61.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed a large tree near Midway Road and Terrell Road in Smithville. Other downed trees and powerlines were reported across Dekalb County. Damages are a rough estimate.

Thunderstorm Wind in WHITE, TENNESSEE
From 20-JUL-23 13:05:00 to 20-JUL-23 13:05:00 (CST-6)
Location: YATESTON
Magnitude: 61.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed a tree and damaged an outbuilding along Old Kentucky Road near Central View Mark in Sparta. Damages are a rough estimate.

Thunderstorm Wind in COFFEE, TENNESSEE
From 20-JUL-23 12:55:00 to 20-JUL-23 12:55:00 (CST-6)
Location: HICKERSON
Magnitude: 56.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed trees and snapped powerlines with multiple power outages reported along Short Springs Road northeast of Tullahoma. Damages are estimated.

Thunderstorm Wind in WARREN, TENNESSEE
From 20-JUL-23 13:17:00 to 20-JUL-23 13:17:00 (CST-6)
Location: BATES HILL
Magnitude: 56.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed a large tree in Centertown off of Highway 70 South near the Warren and Cannon county line. Damages are estimated.

Thunderstorm Wind in WARREN, TENNESSEE
From 20-JUL-23 13:21:00 to 20-JUL-23 13:21:00 (CST-6)
Location: MT LEO
Magnitude: 61.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds tore the roof off Meeks Tire Company along Elm Street in McMinnville. Damages are a rough estimate.

Thunderstorm Wind in WARREN, TENNESSEE
From 20-JUL-23 13:25:00 to 20-JUL-23 13:25:00 (CST-6)
Location: TROUSDALE
Magnitude: 56.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds destroyed a shed off of Shelbyville Road near Trousdale Church west of McMinnville. Damages are a rough estimate.

Thunderstorm Wind in WARREN, TENNESSEE
From 20-JUL-23 13:38:00 to 20-JUL-23 13:38:00 (CST-6)
Location: VERVILLA
Magnitude: 61.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds destroyed a barn and uprooted numerous trees along McClain Road in Morrison. Damages are a rough estimate.

Thunderstorm Wind in COFFEE, TENNESSEE
From 20-JUL-23 13:30:00 to 20-JUL-23 13:30:00 (CST-6)
Location: TULLAHOMA
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed a tree onto a vehicle along Cedar Lane in Tullahoma. Damages are a rough estimate.

Hail in COFFEE, TENNESSEE
From 20-JUL-23 13:38:00 to 20-JUL-23 13:38:00 (CST-6)
Location: TULLAHOMA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Penny to nickel size hail fell along Maplehill Drive in Tullahoma.

Thunderstorm Wind in BEDFORD, TENNESSEE
From 20-JUL-23 13:42:00 to 20-JUL-23 13:42:00 (CST-6)
Location: GRAY
Magnitude: 56.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed a large tree along Anthony Lane in Shelbyville. Damages are a rough estimate.

Hail in BEDFORD, TENNESSEE
From 20-JUL-23 13:42:00 to 20-JUL-23 13:42:00 (CST-6)
Location: GRAY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Quarter size hail was reported along Stanley Boulevard in Shelbyville.

Thunderstorm Wind in BEDFORD, TENNESSEE
From 20-JUL-23 13:43:00 to 20-JUL-23 13:43:00 (CST-6)
Location: SHELBYVILLE
Magnitude: 61.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds tore the roof off of the Life Style Staffing office along Madison Street in Shelbyville as well as uprooted a large tree in its parking lot. Damages are a rough estimate.

Thunderstorm Wind in ROBERTSON, TENNESSEE
From 20-JUL-23 11:40:00 to 20-JUL-23 11:40:00 (CST-6)
Location: GREENBRIER
Magnitude: 61.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Severe thunderstorm winds downed multiple trees and powerlines along Kelly Willis Road with some of these falling onto homes in Greenbrier. Damages are a rough estimate.

Thunderstorm Wind in RUTHERFORD, TENNESSEE
From 20-JUL-23 12:38:00 to 20-JUL-23 12:38:00 (CST-6)
Location: HALLS HILL
Magnitude: 61.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Severe thunderstorm winds downed a large tree which was blocking Cranor Road near Readyville. Damages are a rough estimate.

Thunderstorm Wind in WILLIAMSON, TENNESSEE
From 20-JUL-23 13:00:00 to 20-JUL-23 13:00:00 (CST-6)
Location: HARPETH
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds snapped twenty trees along Buckner Road in Spring Hill. Damages are a rough estimate.

Flash Flood in FENTRESS, TENNESSEE
From 20-JUL-23 09:00:00 to 20-JUL-23 14:30:00 (CST-6)
Location: RIVERTON
Flood cause: Heavy Rain
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain started early in the morning in the Jamestown area, and training thunderstorms through the afternoon hours produced five to eight inches of rain which resulted in significant flash flooding. According to the emergency manager and several other sources, numerous roads were flooded and washed out due to the flooding. Some of these roads included Manson Road, Tollie Lane, and Riverton Road in the Manson community where two small bridges also reportedly had water flowing over them. Highway 52 at Riverton Road was washed out and impassable. Boatland Road and Mill Creek Road were also washed out with a car swept away along Mill Creek Road. Glenobey Road and David Road were also flooded and closed. No reports of injuries or fatalities were received. Damages are a rough estimate.

Flash Flood in FENTRESS, TENNESSEE
From 20-JUL-23 08:30:00 to 20-JUL-23 14:30:00 (CST-6)
Location: CLARKRANGE
Flood cause: Heavy Rain
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain began in the Clarkrange area early in the morning and continued into the afternoon hours, producing an estimated five to eight inches of rain. This produced significant flash flooding in the area with the emergency manager and several other sources reporting that numerous roads were flooded and washed out. These included Highway 127 and Highway 62 as well as Franklin Loop north of Clarkrange. A CoCoRaHS observer northeast of Clarkrange near Roslin Road measured 6.11 inches of rain. No injuries or fatalities were reported, and damages are a rough estimate.

Flash Flood in CUMBERLAND, TENNESSEE
From 20-JUL-23 09:50:00 to 20-JUL-23 14:30:00 (CST-6)
Location: CROSSVILLE
Flood cause: Heavy Rain
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain in the Crossville area caused vehicles to stall in flood waters near Old Jamestown Highway and Industrial Drive. Damages are a rough estimate.

Flash Flood in PUTNAM, TENNESSEE
From 20-JUL-23 10:00:00 to 20-JUL-23 14:30:00 (CST-6)
Location: MONTEREY
Flood cause: Heavy Rain
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Social Media

Heavy rain in the Monterey area caused flooding of several roads and one unknown business. Damages are a rough estimate.

Flash Flood in WHITE, TENNESSEE
From 20-JUL-23 14:30:00 to 20-JUL-23 16:00:00 (CST-6)
Location: FINDLAY
Flood cause: Heavy Rain
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Social Media

Heavy rain in the Sparta area caused flash flooding along Roosevelt Drive near White County High School. Damages are a rough estimate.

Flash Flood in COFFEE, TENNESSEE
From 20-JUL-23 13:32:00 to 20-JUL-23 15:30:00 (CST-6)
Location: TULLAHOMA
Flood cause: Heavy Rain
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Social Media

Heavy rain in the Tullahoma area caused flash flooding in numerous areas, including along Wilson Avenue, Ovoca Road, and along North Jackson Street where the O'Reilly's parking lot was flooded. Damages are a rough estimate.

Flash Flood in BEDFORD, TENNESSEE
From 20-JUL-23 15:15:00 to 20-JUL-23 16:15:00 (CST-6)
Location: NORMANDY
Flood cause: Heavy Rain
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain in the Normandy area resulted in flash flooding along Rowesville Road. One person had to be rescued from their vehicle which got trapped in the flood waters. No injuries were reported. Damages are a rough estimate.

Thunderstorm Wind in MONTGOMERY, TENNESSEE
From 20-JUL-23 11:21:00 to 20-JUL-23 11:21:00 (CST-6)
Location: BELDON
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds downed numerous trees and powerlines across Montgomery County, especially across northeastern areas. This included notable tree damage near Charles Bell Road and Hartley Drive east-northeast of Clarksville. Damages are a rough estimate.

Thunderstorm Wind in ROBERTSON, TENNESSEE
From 20-JUL-23 11:32:00 to 20-JUL-23 11:32:00 (CST-6)
Location: SPRINGFIELD MUNI ARP
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Severe thunderstorm winds downed numerous trees and powerlines across Robertson County, including along Kinneys Road, Airport Road, and Justice Road. Damages are a rough estimate.

Thunderstorm Wind in ROBERTSON, TENNESSEE
From 20-JUL-23 11:45:00 to 20-JUL-23 11:45:00 (CST-6)
Location: RIDGETON
Magnitude: 61.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Social Media

Severe thunderstorm winds tore the shutters off of a home along Lake Road in Greenbrier as well as downed a large tree nearby. Damages are a rough estimate.

Thunderstorm Wind in ROBERTSON, TENNESSEE
From 20-JUL-23 11:54:00 to 20-JUL-23 11:54:00 (CST-6)
Location: RIDGETON
Magnitude: 61.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Severe thunderstorm winds downed numerous trees in the Ridgetop area. Damages are a rough estimate.