An upper level shortwave trough moved through West Texas and interacted with a dryline to generate thunderstorms. The airmass was strongly unstable with only modest vertical wind shear. Storms evolved into a line as they moved across South Central Texas. Some of these storms produced large hail and damaging wind gusts.

Thunderstorm Wind in VAL VERDE, TEXAS
From 15-MAY-20 18:29:00 to 15-MAY-20 18:29:00 (CST-6)
Location: (DRT)DEL RIO INTL AR
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A thunderstorm produced wind gusts measured at 61 mph at the Del Rio International Airport.

Hail in VAL VERDE, TEXAS
From 15-MAY-20 18:50:00 to 15-MAY-20 18:50:00 (CST-6)
Location: (DLF)LAUGHLIN AFB DE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in EDWARDS, TEXAS
From 15-MAY-20 18:55:00 to 15-MAY-20 18:55:00 (CST-6)
Location: ROCKS SPGS ARPT
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

A thunderstorm produced wind gusts measured at 60 mph by the AWOS at Edwards County Airport in Rocksprings.

Hail in EDWARDS, TEXAS
From 15-MAY-20 18:56:00 to 15-MAY-20 18:56:00 (CST-6)
Location: ROCKS SPGS ARPT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

A thunderstorm produced one inch hail east of Rocksprings.

Thunderstorm Wind in UVALDE, TEXAS
From 15-MAY-20 20:15:00 to 15-MAY-20 20:15:00 (CST-6)
Location: UVALDE
Magnitude: 56.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A thunderstorm produced wind gusts estimated at 65 mph that knocked down tree limbs and power lines in Uvalde.

Thunderstorm Wind in ATASCOSA, TEXAS
From 15-MAY-20 22:00:00 to 15-MAY-20 22:00:00 (CST-6)
Location: JOURDANTON
Magnitude: 61.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A thunderstorm produced wind gusts estimated at 70 mph that blew a log through a house window in Jourdanton.

Hail in BEXAR, TEXAS
From 15-MAY-20 22:10:00 to 15-MAY-20 22:10:00 (CST-6)
Location: SAT TWIN OAKS ARPT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in ATASCOSA, TEXAS
From 15-MAY-20 22:10:00 to 15-MAY-20 22:10:00 (CST-6)
Location: CHRISTINE
Magnitude: 70.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A thunderstorm produced wind gusts estimated at 80 mph that blew the roof off a house near Christine. Rain was pouring into the living room.

Thunderstorm Wind in HAYS, TEXAS
From 15-MAY-20 22:20:00 to 15-MAY-20 22:20:00 (CST-6)
Location: FITZHUGH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A thunderstorm produced wind gusts estimated at 58 mph by a trained spotter near Bee Cave.

Hail in BEXAR, TEXAS
From 15-MAY-20 22:26:00 to 15-MAY-20 22:26:00 (CST-6)
Location: THELMA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A thunderstorm produced one inch hail near Sandy Oaks.

Thunderstorm Wind in BEXAR, TEXAS
From 15-MAY-20 22:26:00 to 15-MAY-20 22:26:00 (CST-6)
Location: THELMA
Magnitude: 70.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A thunderstorm produced wind gusts estimated at 80 mph that blew two foot diameter trees over onto roads near Sandy Oaks.

Hail in BEXAR, TEXAS
From 15-MAY-20 22:39:00 to 15-MAY-20 22:39:00 (CST-6)
Location: LOSOYA
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A thunderstorm produced half dollar size hail near Sandy Oaks.

Thunderstorm Wind in KARNES, TEXAS
From 15-MAY-20 23:26:00 to 15-MAY-20 23:26:00 (CST-6)
Location: KENEDY KARNES CO ARP
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A thunderstorm produced wind gusts measured at 51 kts. by the AWOS at Kenedy Regional Airport.