A small but intense complex of severe thunderstorms developed north of the area but quickly moved into north central Kentucky during the evening hours of July 17th. Widespread damaging wind gusts estimated between 55 and 60 mph occurred, resulting in toppled trees and power lines. This storm significantly impacted the Louisville metro area and caused thousands of homes and businesses to lose power. A popular outdoor music festival in Louisville was hit by the storms as well, forcing thousands of concert goers to seek shelter and cutting short the evening performances. Flash flooding also occurred as a result of the very intense rainfall rates and very wet antecedent conditions.

Thunderstorm Wind in JEFFERSON, KENTUCKY
From 17-JUL-15 21:28:00 to 17-JUL-15 21:28:00 (EST-5)
Location: RICHLAWN
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A broadcast media meteorologist relayed a report of numerous trees and power lines down in the area due to severe thunderstorm winds.

Thunderstorm Wind in JEFFERSON, KENTUCKY
From 17-JUL-15 21:29:00 to 17-JUL-15 21:29:00 (EST-5)
Location: (LOU)BOWMAN FLD LOUI
Magnitude: 52.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A broadcast media meteorologist relayed a report that severe thunderstorm winds brought down tree limbs on cars in the area.

Thunderstorm Wind in JEFFERSON, KENTUCKY
From 17-JUL-15 21:39:00 to 17-JUL-15 21:39:00 (EST-5)
Location: PROSPECT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A public report of a wind gust around 60 mph was received. The severe thunderstorm also produced a 60 mph wind gust at the Louisville International Airport.

Thunderstorm Wind in JEFFERSON, KENTUCKY
From 17-JUL-15 21:42:00 to 17-JUL-15 21:42:00 (EST-5)
Location: HIGHLANDS
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A broadcast meteorologist relayed a report of large trees down on power lines in the area as a result of severe thunderstorm winds.

Thunderstorm Wind in JEFFERSON, KENTUCKY
From 17-JUL-15 21:41:00 to 17-JUL-15 21:41:00 (EST-5)
Location: AUDUBON PARK
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The ASOS at the Louisville International Airport recorded a 60 mph wind gust associated with a severe thunderstorm.

Thunderstorm Wind in JEFFERSON, KENTUCKY
From 17-JUL-15 21:44:00 to 17-JUL-15 21:44:00 (EST-5)
Location: SHIVELY
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A public report was received of a 62 mph wind gust.

Thunderstorm Wind in JEFFERSON, KENTUCKY
From 17-JUL-15 21:47:00 to 17-JUL-15 21:47:00 (EST-5)
Location: AUDUBON PARK
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter relayed a report of numerous power outages across the city.

Thunderstorm Wind in JEFFERSON, KENTUCKY
From 17-JUL-15 21:50:00 to 17-JUL-15 21:50:00 (EST-5)
Location: JEFFERSONTOWN
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A public report was received of numerous trees down due to severe thunderstorm winds.

Thunderstorm Wind in JEFFERSON, KENTUCKY
From 17-JUL-15 21:54:00 to 17-JUL-15 21:54:00 (EST-5)
Location: AUDUBON PARK
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Due to severe thunderstorm winds and downed trees, a broadcast meteorologist relayed a report of over 9000 residences and businesses without power in Jefferson County.

Thunderstorm Wind in ANDERSON, KENTUCKY
From 17-JUL-15 22:41:00 to 17-JUL-15 22:41:00 (EST-5)
Location: ALTON
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a measured wind gust of 60 mph.

Thunderstorm Wind in FAYETTE, KENTUCKY
From 17-JUL-15 23:05:00 to 17-JUL-15 23:05:00 (EST-5)
Location: MATTOXTOWN
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A broadcast media meteorologist relayed a report of a downed tree blocking the intersection of Iron Works Road and Newtown Pike.