The largest severe weather event of Spring 2016 across Middle Tennessee affected areas mainly north of I-40 from the late evening hours on May 10 into the morning hours on May 11. Widely scattered supercell thunderstorms moved southeast out of Kentucky, producing dozens of reports of wind damage and large hail up to tennis ball size. Storms began training along an outflow boundary situated northwest to southeast from Robertson County to Cumberland County during the early morning hours on May 11, with heavy rainfall of 3 to 7 inches occurring across Robertson, Sumner, Macon, Trousdale, Wilson, Smith, and Putnam Counties. Major flash flooding across these counties resulted in dozens of homes and businesses flooded, numerous roads being flooded and closed or washed out, and several water rescues from flooded homes and vehicles being conducted.

Thunderstorm Wind in CHEATHAM, TENNESSEE
From 10-MAY-16 21:30:00 to 10-MAY-16 21:30:00 (CST-6)
Location: PINNACLE
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several trees were blown down near Highway 41A.

Hail in SUMNER, TENNESSEE
From 10-MAY-16 21:30:00 to 10-MAY-16 21:35:00 (CST-6)
Location: GRABALL
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Dime to half dollar size hail fell for 5 minutes near Dobbins Pike at Bushs Lane.

Hail in ROBERTSON, TENNESSEE
From 10-MAY-16 21:44:00 to 10-MAY-16 21:44:00 (CST-6)
Location: GREENBRIER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DAVIDSON, TENNESSEE
From 10-MAY-16 22:05:00 to 10-MAY-16 22:05:00 (CST-6)
Location: GOODLETTSVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported quarter size hail and estimated 60 mph winds at Exit 96 on I-65 in Goodlettsville.

Thunderstorm Wind in WILSON, TENNESSEE
From 10-MAY-16 22:30:00 to 10-MAY-16 22:30:00 (CST-6)
Location: GREENLAWN
Magnitude: 48.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: NWS Employee

A tree was blown down across Saundersville Road near Hermitage Church of Nazarene.

Thunderstorm Wind in DAVIDSON, TENNESSEE
From 10-MAY-16 22:05:00 to 10-MAY-16 22:05:00 (CST-6)
Location: GOODLETTSVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported quarter size hail and estimated 60 mph winds at Exit 96 on I-65 in Goodlettsville.

Thunderstorm Wind in SUMNER, TENNESSEE
From 10-MAY-16 22:25:00 to 10-MAY-16 22:25:00 (CST-6)
Location: HENDERSONVILLE
Magnitude: 48.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Social Media

A tSpotter Twitter photo showed a tree blown down near Indian Lake Elementary School in Hendersonville.

Hail in DAVIDSON, TENNESSEE
From 10-MAY-16 22:30:00 to 10-MAY-16 22:30:00 (CST-6)
Location: LAKEWOOD
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in WILSON, TENNESSEE
From 10-MAY-16 22:30:00 to 10-MAY-16 22:30:00 (CST-6)
Location: GREENLAWN
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Social Media

A Facebook report indicated large tree limbs were blown down and a couple of roofs had minor roof damage in the Hickory Lake Farms subdivision.

Hail in DAVIDSON, TENNESSEE
From 10-MAY-16 22:45:00 to 10-MAY-16 22:45:00 (CST-6)
Location: SEVEN PTS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Quarter size hail was reported by CoCoRaHS station Hermitage 4.2 SE.

Hail in SUMNER, TENNESSEE
From 10-MAY-16 22:35:00 to 10-MAY-16 22:35:00 (CST-6)
Location: HENDERSONVILLE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in WILSON, TENNESSEE
From 10-MAY-16 22:35:00 to 10-MAY-16 22:35:00 (CST-6)
Location: GREENLAWN
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

One tree and 4 to 5 power lines were blown down across Singing Springs Road at Nonaville Road blocking the roadway.

Hail in WILSON, TENNESSEE
From 10-MAY-16 22:30:00 to 10-MAY-16 22:30:00 (CST-6)
Location: GREENLAWN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Hail up to nickel size fell at the NWS Nashville office in Old Hickory for 10 minutes.

Hail in DAVIDSON, TENNESSEE
From 10-MAY-16 22:39:00 to 10-MAY-16 22:39:00 (CST-6)
Location: OLD HICKORY
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DAVIDSON, TENNESSEE
From 10-MAY-16 22:40:00 to 10-MAY-16 22:40:00 (CST-6)
Location: HERMITAGE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A tSpotter Twitter report indicated quarter size hail fell in Hermitage.

Thunderstorm Wind in WILSON, TENNESSEE
From 10-MAY-16 22:42:00 to 10-MAY-16 22:42:00 (CST-6)
Location: GREEN HILL
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Mount Juliet Police Department reported trees were blown down at West Division Street and South Greenhill Road.

Thunderstorm Wind in WILSON, TENNESSEE
From 10-MAY-16 22:43:00 to 10-MAY-16 22:43:00 (CST-6)
Location: MT JULIET
Magnitude: 65.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A NWS storm survey determined a small but intense microburst struck the area around Old Lebanon Dirt Road and Chandler Road in western Mount Juliet. Dozens of trees were snapped or uprooted in a roughly 1 mile wide by 1 mile long area with a strong divergent pattern to the east and southeast. A few homes and a church suffered minor roof damage from trees falling onto them and shingles being blown off. Radar measured winds up to 75 mph, and damage was also consistent with a peak wind around 75 mph.

Hail in DAVIDSON, TENNESSEE
From 10-MAY-16 22:30:00 to 10-MAY-16 22:40:00 (CST-6)
Location: THE HERMITAGE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A NWS employee in Green Hill reported hail up to nickel size fell for roughly 10 minutes.

Hail in DAVIDSON, TENNESSEE
From 10-MAY-16 22:40:00 to 10-MAY-16 22:40:00 (CST-6)
Location: STONE RIVER
Magnitude: 2.50 
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Social Media

Several Facebook reports and photos showed hail up to tennis ball size fell along Andrew Jackson Parkway in Hermitage. Numerous cars were damaged and several homes suffered roof damage and broken windows in a small area from Andrew Jackson Parkway southeast to Tulip Grove Road.

Hail in DAVIDSON, TENNESSEE
From 10-MAY-16 22:40:00 to 10-MAY-16 22:40:00 (CST-6)
Location: TULIP GROVE
Magnitude: 1.00 
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

The public reported quarter size hail in the Rancho Acres subdivision of Mount Juliet. A SUV suffered several dents.

Hail in DAVIDSON, TENNESSEE
From 10-MAY-16 22:40:00 to 10-MAY-16 22:40:00 (CST-6)
Location: TULIP GROVE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public reported golfball size hail fell just south of the Dollar General supermarket in Hermitage.

Hail in WILSON, TENNESSEE
From 10-MAY-16 22:55:00 to 10-MAY-16 22:55:00 (CST-6)
Location: MT JULIET
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Facebook reports indicated golfball size hail fell in the Providence area of Mount Juliet.

Hail in WILSON, TENNESSEE
From 10-MAY-16 22:50:00 to 10-MAY-16 22:50:00 (CST-6)
Location: MT JULIET
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter to golf ball size hail fell in Mount Juliet.

Hail in WILSON, TENNESSEE
From 10-MAY-16 23:00:00 to 10-MAY-16 23:00:00 (CST-6)
Location: SILVER SPGS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Facebook reports indicated golfball size hail fell in the Belinda City area.

Hail in WILSON, TENNESSEE
From 10-MAY-16 23:46:00 to 10-MAY-16 23:46:00 (CST-6)
Location: BAIRDS MILLS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail was reported near Cedars of Lebanon State Park.

Thunderstorm Wind in WILSON, TENNESSEE
From 10-MAY-16 23:45:00 to 10-MAY-16 23:45:00 (CST-6)
Location: GREENWOOD
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down and blocked the southbound lane of Cainsville Road near Shorter Road.

Lightning in WILSON, TENNESSEE
From 11-MAY-16 00:45:00 to 11-MAY-16 00:45:00 (CST-6)
Location: SILVER BOTTOM
Property damage: 500.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Lightning struck a strip mall along Lebanon Road in Mount Juliet. The resulting fire destroyed half of the strip mall which included several businesses and a church. Time of the lightning strike is estimated.

Heavy Rain in DAVIDSON, TENNESSEE
From 11-MAY-16 00:00:00 to 11-MAY-16 00:00:00 (CST-6)
Location: TULIP GROVE
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Heavy rainfall falling over a short period of time collected on the roof of a gym in Hermitage, causing a section of the roof to partially collapse and flood part of the interior of the gym.

Thunderstorm Wind in SMITH, TENNESSEE
From 11-MAY-16 03:03:00 to 11-MAY-16 03:03:00 (CST-6)
Location: SOUTH CARTHAGE
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Power lines were blown down along Highway 70 west of Carthage.

Heavy Rain in WILSON, TENNESSEE
From 10-MAY-16 22:00:00 to 11-MAY-16 05:00:00 (CST-6)
Location: GREENLAWN
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Rainfall of 3.00 inches was measured at the NWS Nashville office from 11 PM CDT on May 10 through 6 AM CDT on May 11, with majority of rainfall falling between 11 PM CDT and 2 AM CDT.

Thunderstorm Wind in SMITH, TENNESSEE
From 11-MAY-16 02:50:00 to 11-MAY-16 02:50:00 (CST-6)
Location: RIDDLETON
Magnitude: 56.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Social Media

The tSpotter Twitter coordinator for Smith County took several photos indicating a 1 mile wide microburst struck the Murrah Road area south of Beasley Bend Road in Riddleton. One home at 48 Murrah Road suffered significant loss of shingles and siding, and a tree fell onto a neighboring home. Several mainly small trees were also blown down in a NNW to SSE direction. Winds were estimated up to 65 mph.

Thunderstorm Wind in SMITH, TENNESSEE
From 11-MAY-16 03:05:00 to 11-MAY-16 03:05:00 (CST-6)
Location: SOUTH CARTHAGE
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Social Media

A tSpotter Twitter report indicated a tree was blown down in the Eastland Heights area of Carthage.

Heavy Rain in SMITH, TENNESSEE
From 11-MAY-16 18:00:00 to 11-MAY-16 18:00:00 (CST-6)
Location: RIDDLETON
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

CoCoRaHS Station Hartsville 6.5 SE measured a 24 hour rainfall total of 4.29 inches.

Hail in MONTGOMERY, TENNESSEE
From 10-MAY-16 19:15:00 to 10-MAY-16 19:15:00 (CST-6)
Location: CLARKSVILLE ARPT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Golfball size hail was reported in north Clarksville near the Kentucky border.

Flash Flood in WILSON, TENNESSEE
From 10-MAY-16 23:00:00 to 11-MAY-16 05:00:00 (CST-6)
Location: GREENLAWN
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Significant flash flooding affected the Mount Juliet and Belinda City areas of northwest Wilson County. Several homes and businesses were flooded, including homes at 695 John Wright Road and Pascal Drive at Division Street, and businesses including the Country Hams store on Lebanon Road at Nonaville Road and the Clearview Plaza Shopping Center on Mount Juliet Road at Old Lebanon Dirt Road. Numerous roads were also flooded and closed, including 1445 West Division Street near Pascal Drive, Sunnymeade Drive at Stoners Creek, 614 Greenhill Drive, Old Lebanon Dirt Road near Mount Juliet Road, and areas around Charlie Daniels Park.

Hail in STEWART, TENNESSEE
From 10-MAY-16 19:45:00 to 10-MAY-16 19:45:00 (CST-6)
Location: CUMBERLAND CITY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Quarter size hail was reported in Cumberland City.

Hail in ROBERTSON, TENNESSEE
From 10-MAY-16 20:50:00 to 10-MAY-16 21:00:00 (CST-6)
Location: CROSS PLAINS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel to golfball size hail was reported in Cross Plains.

Hail in SUMNER, TENNESSEE
From 10-MAY-16 20:55:00 to 10-MAY-16 21:05:00 (CST-6)
Location: WHITE HOUSE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail was reported just north of White House.

Flash Flood in SUMNER, TENNESSEE
From 11-MAY-16 02:00:00 to 11-MAY-16 11:00:00 (CST-6)
Location: MITCHELLVILLE
Flood cause: Heavy Rain
Property damage: 3.00M
Crop damage: 0.00K
Reported by: Emergency Manager

Major flash flooding affected northern and central Sumner County, especially the Portland, Oak Grove, and Bethpage areas. Numerous primary and secondary roads were flooded and closed or even washed out, including Highway 52, Highway 259, William Mack Lane, Harper Road, North Corinth Road, Cora Street, Harper Road, Jim Courtney Road, and Airport Road in Portland; Duffer Hollow Road, Rock Bridge Road, Chipman Road, Red Tuttle Road, Rogana Road, Alexander Road, and Rock Springs Road in Bethpage; and Highway 25 at the Bledsoe Creek Bridge in Castalian Springs. Several homes and businesses were flooded, including several homes in the Richland subdivision on William Mack Lane in Portland. At least 12 water rescues from vehicles and homes were conducted across Sumner County, and one 90 year old man that was rescued was reportedly transported to the Portland ER Hospital with hypothermia. The flooding across Sumner County was reportedly the worst since the historic May 2010 floods.

Hail in CHEATHAM, TENNESSEE
From 10-MAY-16 21:05:00 to 10-MAY-16 21:05:00 (CST-6)
Location: OAKPLAIN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail was reported about 5 miles west of Pleasant View.

Hail in CHEATHAM, TENNESSEE
From 10-MAY-16 21:05:00 to 10-MAY-16 21:05:00 (CST-6)
Location: OAKPLAIN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A tSpotter Twitter report indicated quarter size hail fell at Highway 41A and Maxey Road.

Hail in ROBERTSON, TENNESSEE
From 10-MAY-16 21:06:00 to 10-MAY-16 21:06:00 (CST-6)
Location: GAUSE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Tennessee Highway Patrol reported an officer's was getting pelted by golfball size hail at Exit 24 on Interstate 24.

Flash Flood in TROUSDALE, TENNESSEE
From 11-MAY-16 02:00:00 to 11-MAY-16 11:00:00 (CST-6)
Location: TEMPLOW
Flood cause: Heavy Rain
Property damage: 2.00M
Crop damage: 0.00K
Reported by: Emergency Manager

Major flash flooding affected much of Trousdale County. Numerous primary and secondary roads were flooded and closed or even washed out, including Highway 141 North, Highway 25 West, Browning Branch Road, and Hancock Road. Numerous homes and businesses were flooded, including several homes around Highway 141 and Highway 25, and several buildings and a storage facility in downtown Hartsville. The Hartsville city park and Trousdale County High School football and baseball fields along with their concession stands and bathrooms in downtown Hartsville were destroyed by flooding from Goose Creek. At least 3 water rescues from vehicles and homes were conducted across Trousdale County.

Flash Flood in SMITH, TENNESSEE
From 11-MAY-16 03:00:00 to 11-MAY-16 11:00:00 (CST-6)
Location: ROME
Flood cause: Heavy Rain
Property damage: 2.00M
Crop damage: 0.00K
Reported by: Emergency Manager

Major flash flooding affected northern Smith County, especially the Dixon Springs and Riddleton areas. Numerous primary and secondary roads along with private driveways and bridges were flooded and closed or even washed out, including Highway 25, Bowmans Branch Lane, Wilburn Hollow Road, and Young Branch Road. One car reportedly was washed away into a creek off Highway 25 in Riddleton. Several homes were also flooded in these same areas. The Smith County Highway Superintendent stated that it would take at least 8 weeks to repair all the flood damage to the road network across the county. At least 2 water rescues from homes were conducted on Wilburn Hollow Road.

Hail in CHEATHAM, TENNESSEE
From 10-MAY-16 21:06:00 to 10-MAY-16 21:06:00 (CST-6)
Location: PLEASANT VIEW
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Golfball size hail covered the ground in Pleasant View.

Hail in ROBERTSON, TENNESSEE
From 10-MAY-16 21:14:00 to 10-MAY-16 21:14:00 (CST-6)
Location: COOPERTOWN
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter to golfball size hail fell at Mile Marker 26 on Interstate 24.

Hail in SUMNER, TENNESSEE
From 10-MAY-16 21:29:00 to 10-MAY-16 21:29:00 (CST-6)
Location: SOUTH TUNNEL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flash Flood in MACON, TENNESSEE
From 11-MAY-16 04:00:00 to 11-MAY-16 11:00:00 (CST-6)
Location: CROSS RD
Flood cause: Heavy Rain
Property damage: 500.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Significant flash flooding affected much of western Macon County. Numerous roads were flooded and closed, including Green Grove Road, Williams Road, and several roads in Lafayette. Several homes were also reportedly flooded in these same areas.

Heavy Rain in WILSON, TENNESSEE
From 11-MAY-16 18:00:00 to 11-MAY-16 18:00:00 (CST-6)
Location: SUGGS CREEK
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

CoCoRaHS Station Mount Juliet 4.0 SE measured a 24 hour rainfall total of 3.69 inches.

Heavy Rain in SUMNER, TENNESSEE
From 11-MAY-16 18:00:00 to 11-MAY-16 18:00:00 (CST-6)
Location: ROCK BRIDGE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

CoCoRaHS Station Bethpage 4.5 NW measured a 24 hour rainfall total of 6.21 inches.

Hail in ROBERTSON, TENNESSEE
From 10-MAY-16 21:30:00 to 10-MAY-16 21:30:00 (CST-6)
Location: CRUNK
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Golfball size hail was reported in extreme southern Robertson County just north of the Davidson County line.

Thunderstorm Wind in DAVIDSON, TENNESSEE
From 10-MAY-16 21:33:00 to 10-MAY-16 21:33:00 (CST-6)
Location: FOREST GROVE
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees were blown down at 7335 Harper Road in Joelton.

Hail in SUMNER, TENNESSEE
From 10-MAY-16 21:30:00 to 10-MAY-16 21:30:00 (CST-6)
Location: GRABALL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Quarter size hail was reported at South Tunnel Road and Dobbins Pike.

Flash Flood in ROBERTSON, TENNESSEE
From 11-MAY-16 06:00:00 to 11-MAY-16 10:00:00 (CST-6)
Location: BLACK JACK
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Social Media

Facebook reports indicated significant flooding of roads and yards around homes from Orlinda to Cross Plains.

Flash Flood in PUTNAM, TENNESSEE
From 11-MAY-16 09:00:00 to 11-MAY-16 11:00:00 (CST-6)
Location: COOKEVILLE ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Fisk Road and Free Hill Road near North Washington Street in northern Cookeville were flooded and closed.

Heavy Rain in SUMNER, TENNESSEE
From 11-MAY-16 18:00:00 to 11-MAY-16 18:00:00 (CST-6)
Location: ROCK BRIDGE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

CoCoRaHS Station Westmoreland 3.8 WSW measured a 24 hour rainfall total of 5.12 inches.