Thunderstorms developed across the western Texas Panhandle during the afternoon of the 11th in an environment characterized by moderate instability and modest shear. Severe thunderstorms produced hail up to half dollar size and strong wind gusts as high as 76 mph as they moved east across the Texas Panhandle during the evening. Heavy rain brought flooding and flash flooding to the city of Borger.

Hail in POTTER, TEXAS
From 11-MAY-16 21:09:00 to 11-MAY-16 21:09:00 (CST-6)
Location: AMARILLO
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Hail was estimated to be half dollar size at the KFDA studio, 6 miles north-northwest of Amarillo.

Hail in ARMSTRONG, TEXAS
From 11-MAY-16 22:09:00 to 11-MAY-16 22:09:00 (CST-6)
Location: GOODNIGHT
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Nickel size hail was reported 2 miles west of Goodnight.

Hail in POTTER, TEXAS
From 11-MAY-16 21:10:00 to 11-MAY-16 21:10:00 (CST-6)
Location: AMARILLO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Quarter size hail was reported 7 miles north of Amarillo on River Road.

Hail in ARMSTRONG, TEXAS
From 11-MAY-16 21:40:00 to 11-MAY-16 21:40:00 (CST-6)
Location: WASHBURN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Quarter size hail was reported 8 miles west of Claude.

Thunderstorm Wind in DONLEY, TEXAS
From 11-MAY-16 22:25:00 to 11-MAY-16 22:25:00 (CST-6)
Location: CLARENDON
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A 60 mph wind gust was measured by the West Texas Mesonet located 2 miles west-southwest of Clarendon.

Hail in HARTLEY, TEXAS
From 11-MAY-16 19:17:00 to 11-MAY-16 19:17:00 (CST-6)
Location: CHANNING
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Half dollar size hail occurred 11 miles east-northeast of Channing.

Flash Flood in HUTCHINSON, TEXAS
From 11-MAY-16 21:13:00 to 11-MAY-16 22:00:00 (CST-6)
Location: HUTCHINSON CO ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain brought flooding and flash flooding to the city of Borger during the evening of the 11th. Two water rescues occurred on Highway 135 and Florida Street. Many residential streets were flooded. The worst was reported to be on Hazelwood and Stephens, where 2 parked cars were washed down the road. One was being driven at the time. A few houses reportedly had water in their basements. Water seeped into a nursing home causing an electrical short resulting in smoke developing inside the building.

Hail in DONLEY, TEXAS
From 11-MAY-16 22:37:00 to 11-MAY-16 22:37:00 (CST-6)
Location: CLARENDON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter size hail was reported in Clarendon.

Hail in DONLEY, TEXAS
From 11-MAY-16 22:42:00 to 11-MAY-16 22:42:00 (CST-6)
Location: LELIA LAKE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter size hail was reported at Lelia Lake.

Hail in POTTER, TEXAS
From 11-MAY-16 21:07:00 to 11-MAY-16 21:07:00 (CST-6)
Location: AMARILLO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Quarter size hail was reported at 287 and 335 on the north side of Amarillo.

Thunderstorm Wind in HUTCHINSON, TEXAS
From 11-MAY-16 20:50:00 to 11-MAY-16 20:50:00 (CST-6)
Location: HUTCHINSON CO ARPT
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A 62 mph wind gust was measured by the Automated Surface Observing System at the Borger airport.

Thunderstorm Wind in POTTER, TEXAS
From 11-MAY-16 21:17:00 to 11-MAY-16 21:17:00 (CST-6)
Location: (AMA)AMARILLO INTL A
Magnitude: 66.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A 76 mph wind gust was measured by the Automated Surface Observing System at the Amarillo airport. No damage was reported.

Thunderstorm Wind in ARMSTRONG, TEXAS
From 11-MAY-16 21:47:00 to 11-MAY-16 21:47:00 (CST-6)
Location: CLAUDE
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A wind gust of 70 mph was estimated in Claude. No damage was reported.

Thunderstorm Wind in HUTCHINSON, TEXAS
From 11-MAY-16 20:53:00 to 11-MAY-16 20:53:00 (CST-6)
Location: HUTCHINSON CO ARPT
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A 58 mph wind gust was measured by the Automated Surface Observing System at the Borger airport.

Hail in HUTCHINSON, TEXAS
From 11-MAY-16 20:38:00 to 11-MAY-16 20:38:00 (CST-6)
Location: BORGER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail was reported in Borger.

Hail in CARSON, TEXAS
From 11-MAY-16 21:05:00 to 11-MAY-16 21:05:00 (CST-6)
Location: SKELLYTOWN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Quarter size hail was reported in White Deer.

Hail in POTTER, TEXAS
From 11-MAY-16 21:12:00 to 11-MAY-16 21:12:00 (CST-6)
Location: AMARILLO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter size hail was reported 5 miles north of Amarillo.

Hail in POTTER, TEXAS
From 11-MAY-16 20:54:00 to 11-MAY-16 20:54:00 (CST-6)
Location: VALLE DE ORO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail was reported in Valley De Oro.

Hail in POTTER, TEXAS
From 11-MAY-16 21:02:00 to 11-MAY-16 21:02:00 (CST-6)
Location: AMARILLO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail was reported 5 miles northwest of Amarillo.

Hail in CARSON, TEXAS
From 11-MAY-16 21:05:00 to 11-MAY-16 21:05:00 (CST-6)
Location: WHITE DEER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Quarter size hail was reported in Skellytown.

Hail in POTTER, TEXAS
From 11-MAY-16 21:08:00 to 11-MAY-16 21:08:00 (CST-6)
Location: AMARILLO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail was reported 4 miles northwest of Amarillo.

Hail in POTTER, TEXAS
From 11-MAY-16 21:18:00 to 11-MAY-16 21:18:00 (CST-6)
Location: (AMA)AMARILLO INTL A
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Quarter size hail was measured at the National Weather Service office in Amarillo, located near Rick Husband Airport, 7 miles east-northeast of Amarillo.

Hail in HUTCHINSON, TEXAS
From 11-MAY-16 21:33:00 to 11-MAY-16 21:33:00 (CST-6)
Location: BORGER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Dime to nickel size hail was reported in Borger. Accumulation of hail on roads occurred causing hazardous driving conditions. Hail in combination with flooding caused drifts as high as one to two feet closing some roads in the city.

Hail in ARMSTRONG, TEXAS
From 11-MAY-16 21:30:00 to 11-MAY-16 21:30:00 (CST-6)
Location: WASHBURN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Quarter size hail was reported in Washburn.

Hail in POTTER, TEXAS
From 11-MAY-16 21:11:00 to 11-MAY-16 21:11:00 (CST-6)
Location: (AMA)AMARILLO INTL A
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Quarter size hail occurred 4 miles northeast of Amarillo.

Hail in POTTER, TEXAS
From 11-MAY-16 21:20:00 to 11-MAY-16 21:20:00 (CST-6)
Location: AMARILLO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail was reported 4 miles north of Amarillo.