A line of thunderstorms formed ahead of a cold front in North Texas and moved southward. This line moved into a very moist airmass and produced heavy rain as it moved slowly across Llano County. It continued to move southward and convection was enhanced by interaction with an outflow boundary over Bexar County where additional heavy rain developed.

Flash Flood in BEXAR, TEXAS
From 07-AUG-17 07:20:00 to 07-AUG-17 13:15:00 (CST-6)
Location: LEON VLY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorms produced heavy rain that led to flash flooding. Several homes in low lying areas of Leon Valley were evacuated due to the threat of flooding. High water was observed along Poss and Evers Rds.

Flash Flood in LLANO, TEXAS
From 07-AUG-17 01:47:00 to 07-AUG-17 05:15:00 (CST-6)
Location: LLANO MUNI ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorms produced heavy rain that led to flash flooding resulting in several roads being flooded with as much as three feet of water in and around Llano. Some spots in the county received 7.5 inches of rain.

Flash Flood in LLANO, TEXAS
From 07-AUG-17 02:31:00 to 07-AUG-17 05:15:00 (CST-6)
Location: BUCHANAN DAM
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms produced heavy rain that led to flash flooding closing a low water crossing near Inks Lake State Park.

Flash Flood in BEXAR, TEXAS
From 07-AUG-17 12:04:00 to 07-AUG-17 13:15:00 (CST-6)
Location: CONVERSE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Thunderstorms produced heavy rain that led to flash flooding. At one point flooding closed 34 low water crossings around the county and 27 streets in the city.

Flash Flood in BEXAR, TEXAS
From 07-AUG-17 06:20:00 to 07-AUG-17 13:15:00 (CST-6)
Location: (SKF)KELLY AFB SAN A
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorms produced heavy rain that led to flash flooding requiring a swift water rescue near the intersection of Marbach Rd. and Loop 410 on the west side of San Antonio.

Flash Flood in BEXAR, TEXAS
From 07-AUG-17 06:43:00 to 07-AUG-17 13:15:00 (CST-6)
Location: WETMORE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Thunderstorms produced heavy rain that led to flash flooding closing 25 low water crossings across San Antonio.

Flash Flood in BEXAR, TEXAS
From 07-AUG-17 09:50:00 to 07-AUG-17 13:15:00 (CST-6)
Location: ALAMO DOWNS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorms produced heavy rain that led to flash flooding. There was a swift water rescue on Pinn Rd. at Leon Creek on the west side of San Antonio.

Flash Flood in BEXAR, TEXAS
From 07-AUG-17 06:20:00 to 07-AUG-17 13:15:00 (CST-6)
Location: ALAMO DOWNS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorms produced heavy rain that led to flash flooding around Stevens High School on the far west side of San Antonio.