A frontal boundary stalled north of the South Texas region during the morning hours on May 11th. Scattered thunderstorms developed in the afternoon over the Brush Country. A supercell thunderstorm was nearly stationary over southern Duval County for several hours. This caused flash flooding in the evening. A strong upper level disturbance moved out of northern Mexico during the evening hours. A mesoscale convective system developed over the higher terrain in northeast Mexico in the evening hours. The storm complex moved southeast across the Brush Country and into the Coastal Bend during the overnight hours. Flash flooding and damaging winds occurred from Duval County toward the southern Coastal Bend during the morning hours of May 12th. The severe winds caused power outages to as many as twenty five thousand customers across the southern Coastal Bend.

Flash Flood in WEBB, TEXAS
From 11-MAY-15 16:55:00 to 11-MAY-15 17:40:00 (CST-6)
Location: BRUNI
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Low lying areas within the community of Bruni were flooded due to 5 inches of rainfall. Water was flowing down the streets.

Thunderstorm Wind in DUVAL, TEXAS
From 11-MAY-15 18:10:00 to 11-MAY-15 18:10:00 (CST-6)
Location: RAMIREZ
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees were blown down in the community of Ramirez.

Flash Flood in NUECES, TEXAS
From 12-MAY-15 02:00:00 to 12-MAY-15 04:00:00 (CST-6)
Location: CABANISS NAF
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several roads were flooded in central Nueces County. A spotter reported water flowing over the road on Farm to Market 43 near the intersection with Farm to Market Road 665. The road was impassable. Road was closed on Highway 44 near Clarkwood due to water over the road.

Thunderstorm Wind in LIVE OAK, TEXAS
From 11-MAY-15 22:16:00 to 11-MAY-15 22:24:00 (CST-6)
Location: LAGARTEO
Magnitude: 50.00 EG
Property damage: 40.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Trees were blown near Lagarto. Power lines were blown down into the roads. A back porch was blown off of a residence.

Flash Flood in NUECES, TEXAS
From 12-MAY-15 04:15:00 to 12-MAY-15 04:50:00 (CST-6)
Location: PORT ARANSAS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Numerous roads were flooded in Port Aransas.

Thunderstorm Wind in KLEBERG, TEXAS
From 12-MAY-15 01:52:00 to 12-MAY-15 02:08:00 (CST-6)
Location: RIVIERA
Magnitude: 70.00 EG
Property damage: 500.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

NWS storm survey identified an 8 and a half mile long path of straight line wind damage extending from Riviera to near Loyola Beach. Peak wind gusts were estimated to be between 70 and 80 mph. Hundreds of large trees were damaged or snapped. A few shingles were missing from the roof of a home in Riviera. Several utility poles were damaged. The scoreboard from the Riviera High School football field and the dugout from the baseball field were destroyed.

Thunderstorm Wind in DUVAL, TEXAS
From 11-MAY-15 18:04:00 to 11-MAY-15 18:10:00 (CST-6)
Location: CRUZ CALLE
Magnitude: 52.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Power poles were blown down near Farm to Market Road 1329 and County Road 236.

Flash Flood in DUVAL, TEXAS
From 11-MAY-15 16:30:00 to 11-MAY-15 18:30:00 (CST-6)
Location: CRESTONIA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

State Highway 16 near County Road 313 west of Realitos was closed due to high flood waters.

Thunderstorm Wind in NUECES, TEXAS
From 12-MAY-15 01:07:00 to 12-MAY-15 01:07:00 (CST-6)
Location: (CRP)CORPUS CHRISTI
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Corpus Christi International Airport ASOS measured a gust to 59 mph.

Flash Flood in SAN PATRICIO, TEXAS
From 12-MAY-15 03:45:00 to 12-MAY-15 04:30:00 (CST-6)
Location: ARANSAS PASS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Numerous roads were flooded in Aransas Pass.

Thunderstorm Wind in CALHOUN, TEXAS
From 12-MAY-15 07:24:00 to 12-MAY-15 07:24:00 (CST-6)
Location: PORT LAVACA
Magnitude: 50.00 MG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: COOP Observer

TCOON site at Port Lavaca measured a gust to 58 mph. Power lines were blown down in Port Lavaca causing a power outage for the city.

Thunderstorm Wind in CALHOUN, TEXAS
From 12-MAY-15 08:18:00 to 12-MAY-15 08:18:00 (CST-6)
Location: PORT LAVACA
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON site at Port Lavaca measured a gust to 60 mph.

Flash Flood in NUECES, TEXAS
From 12-MAY-15 02:15:00 to 12-MAY-15 03:15:00 (CST-6)
Location: ANNAVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Water was over the roadways in the northwest part of Corpus Christi. Portions of Old Brownsville Road were flooded. North Padre Island Drive near Leopard Street was flooded.

Thunderstorm Wind in NUECES, TEXAS
From 12-MAY-15 02:31:00 to 12-MAY-15 02:31:00 (CST-6)
Location: (NGP)NAS CORPUS CHRI
Magnitude: 57.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Corpus Christi Naval Air Station ASOS measured a gust to 66 mph.

Flash Flood in DUVAL, TEXAS
From 12-MAY-15 01:10:00 to 12-MAY-15 02:30:00 (CST-6)
Location: BENAVIDES
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Flooding occurred in Benavides with 3 to 4 feet of water flowing through the low lying areas within the city. Water almost reached City Hall. There was 3 to 5 feet of water over the intersection of Humble and Main Streets.

Flash Flood in DUVAL, TEXAS
From 11-MAY-15 19:20:00 to 11-MAY-15 20:20:00 (CST-6)
Location: RAMIREZ
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Duval County Sheriff's Office reported Farm to Market Road 339 near Ramirez was closed due to flooding. County Road 250 south of Ramirez to Farm to Market Road 3249 was closed to flooding also. A portion of County Road 235 was washed out near Cibolo Creek.

Flash Flood in CALHOUN, TEXAS
From 12-MAY-15 19:40:00 to 12-MAY-15 20:15:00 (CST-6)
Location: KAMEY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Water was over the road on Farm to Market Road 1679 southwest of the Highway 87 intersection.

Flash Flood in LIVE OAK, TEXAS
From 11-MAY-15 23:30:00 to 12-MAY-15 00:30:00 (CST-6)
Location: GEORGE WEST
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Flooding caused road closures within the city of George West. Portions of Colorado, Burleson, Austin, and Fannin Streets were closed. Farm to Market Road 2049 just west of County Road 210 was closed due to flooding.

Flash Flood in NUECES, TEXAS
From 12-MAY-15 02:00:00 to 12-MAY-15 03:20:00 (CST-6)
Location: AGUA DULCE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Numerous roads and parking lots were flooded in the city of Agua Dulce.

Flash Flood in NUECES, TEXAS
From 12-MAY-15 02:30:00 to 12-MAY-15 03:40:00 (CST-6)
Location: ROBSTOWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Many roads in Robstown were flooded. Water was flowing over the road on Highway 44 near the high school between Bosquez and Flores Streets.

Flash Flood in NUECES, TEXAS
From 12-MAY-15 02:25:00 to 12-MAY-15 04:00:00 (CST-6)
Location: GARDENDALE
Flood cause: Heavy Rain
Property damage: 50.00K
Crop damage: 0.00K
Reported by: NWS Employee

Flooding made several roads and intersections impassable in Corpus Christi. Flood waters made Saratoga Boulevard impassable near John Paul High School. Flood waters caused problems along South Padre Island Drive between Staples Street and Everhart Road with several cars abandoned. Areas in Flour Bluff and Corpus Christi Naval Air Station were flooded.

Thunderstorm Wind in NUECES, TEXAS
From 12-MAY-15 02:12:00 to 12-MAY-15 02:15:00 (CST-6)
Location: GARDENDALE
Magnitude: 52.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Power poles were snapped on Everhart Road and Bonner Drive in Corpus Christi. Several fences and many trees were blown down in Corpus Christi. Power outages were extensive across the city.