Dryline interacting with plenty of instability and wind shear resulted in the development of supercells.  These storms produced several reports of damaging winds, large hail and flash flooding across West Central Texas from May 14 through May 17.

Flash Flood in TOM GREEN, TEXAS
From 14-MAY-18 18:34:00 to 14-MAY-18 20:34:00 (CST-6)
Location: SAN ANGELO RES
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator reported flash flooding at the intersection of College Hills Road and Trinity Avenue.

Hail in COKE, TEXAS
From 14-MAY-18 14:54:00 to 14-MAY-18 14:56:00 (CST-6)
Location: ROBERT LEE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The Robert Lee Volunteer Fire Department reported dime size hail.

Hail in COKE, TEXAS
From 14-MAY-18 15:15:00 to 14-MAY-18 15:17:00 (CST-6)
Location: EDITH
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public reported quarter to golf ball size hail.

Hail in COKE, TEXAS
From 14-MAY-18 16:43:00 to 14-MAY-18 16:45:00 (CST-6)
Location: EDITH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in MCCULLOCH, TEXAS
From 14-MAY-18 16:50:00 to 14-MAY-18 16:52:00 (CST-6)
Location: PEAR VLY
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The report was relayed by an amateur radio operator.

Hail in MCCULLOCH, TEXAS
From 14-MAY-18 16:52:00 to 14-MAY-18 16:54:00 (CST-6)
Location: PEAR VLY
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in MCCULLOCH, TEXAS
From 14-MAY-18 17:15:00 to 14-MAY-18 17:17:00 (CST-6)
Location: PEAR VLY
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in TOM GREEN, TEXAS
From 14-MAY-18 17:31:00 to 14-MAY-18 17:33:00 (CST-6)
Location: WATER VLY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in MCCULLOCH, TEXAS
From 14-MAY-18 18:10:00 to 14-MAY-18 18:12:00 (CST-6)
Location: BRADY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator reported penny size hail on the west side of Brady.

Hail in TOM GREEN, TEXAS
From 14-MAY-18 18:31:00 to 14-MAY-18 18:33:00 (CST-6)
Location: SAN ANGELO
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator reported dime size hail at the intersection of Houston Harte and Glenna Road, along with large quantities of pea size hail at the Bluffs.

Thunderstorm Wind in TOM GREEN, TEXAS
From 14-MAY-18 18:15:00 to 14-MAY-18 18:17:00 (CST-6)
Location: SAN ANGELO
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator reported shingles flying near Angelo State University.

Thunderstorm Wind in TOM GREEN, TEXAS
From 14-MAY-18 18:31:00 to 14-MAY-18 18:33:00 (CST-6)
Location: SAN ANGELO
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public reported a light pole down at Sunset Apartments in San Angelo.

Thunderstorm Wind in IRION, TEXAS
From 16-MAY-18 18:59:00 to 16-MAY-18 19:00:00 (CST-6)
Location: BARNHART
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

The Texas Department of Transportation reported power lines blown down at the intersection of FM 2469 and Texas Highway 163.

Hail in IRION, TEXAS
From 16-MAY-18 19:00:00 to 16-MAY-18 19:10:00 (CST-6)
Location: BARNHART
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Texas Department of Transportation reported hail up to two feet deep at the intersection of FM 2469 and State Highway 163.  Most of the hail was the size of a nickel, but there was lots of it.  The Sheriff reported hail boulders and a porta-potty floating in the ditch.

Flash Flood in TOM GREEN, TEXAS
From 14-MAY-18 18:52:00 to 14-MAY-18 20:52:00 (CST-6)
Location: SAN ANGELO RES
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator reported that water was over the road at 29th Street near Kirby Park.

Flash Flood in TOM GREEN, TEXAS
From 14-MAY-18 18:58:00 to 14-MAY-18 20:58:00 (CST-6)
Location: SAN ANGELO RES
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator reported two feet of water over the road on Jackson Street near Angelo State University. Roads were blocked due to high water on Knickerbocker Road near Jackson Street. In addition, six inches of water was reported over the road at College Hills and Millsbrook.

Flash Flood in TOM GREEN, TEXAS
From 14-MAY-18 19:10:00 to 14-MAY-18 21:10:00 (CST-6)
Location: SAN ANGELO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The San Angelo Police Department reported swift water rescues across the city of San Angelo.

Thunderstorm Wind in TOM GREEN, TEXAS
From 14-MAY-18 19:17:00 to 14-MAY-18 19:17:00 (CST-6)
Location: (SJT)MATHIS FLD SAN
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Hail in STERLING, TEXAS
From 15-MAY-18 15:49:00 to 15-MAY-18 15:52:00 (CST-6)
Location: STERLING CITY
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported nickel size hail in Sterling City.

Thunderstorm Wind in STERLING, TEXAS
From 15-MAY-18 15:30:00 to 15-MAY-18 15:32:00 (CST-6)
Location: STERLING CITY
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported trees down and a lot of lofted dust 10 miles north of Sterling City.

Thunderstorm Wind in STERLING, TEXAS
From 15-MAY-18 15:49:00 to 15-MAY-18 15:49:00 (CST-6)
Location: STERLING CITY
Magnitude: 70.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported a power pole broken in half with the winds estimated at 80 mph.

Thunderstorm Wind in STERLING, TEXAS
From 15-MAY-18 15:43:00 to 15-MAY-18 15:45:00 (CST-6)
Location: STERLING CITY
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Flash Flood in TOM GREEN, TEXAS
From 15-MAY-18 18:01:00 to 15-MAY-18 20:01:00 (CST-6)
Location: (SJT)MATHIS FLD SAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator reported a flooded low water crossing on Southwest Boulevard by Loop 306.

Hail in TOM GREEN, TEXAS
From 15-MAY-18 17:38:00 to 15-MAY-18 17:38:00 (CST-6)
Location: CHRISTOVAL
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in TOM GREEN, TEXAS
From 15-MAY-18 17:27:00 to 15-MAY-18 17:28:00 (CST-6)
Location: (SJT)MATHIS FLD SAN
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A large tree was blown over near Spillway Road and Spring Creek Park.

Thunderstorm Wind in TOM GREEN, TEXAS
From 15-MAY-18 17:15:00 to 15-MAY-18 17:15:00 (CST-6)
Location: TWIN BUTTES RES
Magnitude: 70.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Thunderstorm Wind in TOM GREEN, TEXAS
From 15-MAY-18 17:30:00 to 15-MAY-18 17:30:00 (CST-6)
Location: SAN ANGELO
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A National Weather Service employee estimated a 60 mph wind gust.

Thunderstorm Wind in TOM GREEN, TEXAS
From 15-MAY-18 18:04:00 to 15-MAY-18 18:04:00 (CST-6)
Location: WALL
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in CONCHO, TEXAS
From 15-MAY-18 18:33:00 to 15-MAY-18 18:33:00 (CST-6)
Location: EDEN
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A trained spotter estimated a wind gust near 60 mph at Live Oak.

Thunderstorm Wind in TOM GREEN, TEXAS
From 15-MAY-18 18:04:00 to 15-MAY-18 18:04:00 (CST-6)
Location: WALL
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Flash Flood in TOM GREEN, TEXAS
From 15-MAY-18 18:45:00 to 15-MAY-18 20:45:00 (CST-6)
Location: SAN ANGELO RES
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Flooding reported by an amateur radio operator at a low water crossing at Sunset Drive near the Red Arroyo.

Hail in HASKELL, TEXAS
From 15-MAY-18 18:52:00 to 15-MAY-18 18:54:00 (CST-6)
Location: WEINERT
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Hail in JONES, TEXAS
From 15-MAY-18 18:55:00 to 15-MAY-18 18:58:00 (CST-6)
Location: STAMFORD
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in MENARD, TEXAS
From 15-MAY-18 19:07:00 to 15-MAY-18 19:09:00 (CST-6)
Location: MENARD
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported some trees down and a couple of power lines down in Menard.

Thunderstorm Wind in KIMBLE, TEXAS
From 15-MAY-18 19:30:00 to 15-MAY-18 19:30:00 (CST-6)
Location: LONDON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public reported an old steel barn destroyed in London. The thunderstorm winds were estimated at around 60 mph.

Thunderstorm Wind in MENARD, TEXAS
From 15-MAY-18 19:08:00 to 15-MAY-18 19:08:00 (CST-6)
Location: MENARD CO ARPT
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in CROCKETT, TEXAS
From 16-MAY-18 19:54:00 to 16-MAY-18 19:57:00 (CST-6)
Location: OZONA MUNI ARPT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in IRION, TEXAS
From 16-MAY-18 19:33:00 to 16-MAY-18 19:34:00 (CST-6)
Location: BARNHART
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported 70 mph winds in Barnhart.

Thunderstorm Wind in JONES, TEXAS
From 17-MAY-18 20:33:00 to 17-MAY-18 20:34:00 (CST-6)
Location: FUNSTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public estimated a 60 mph wind gust.

Hail in COKE, TEXAS
From 14-MAY-18 15:15:00 to 14-MAY-18 15:17:00 (CST-6)
Location: SANCO
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in COKE, TEXAS
From 14-MAY-18 15:45:00 to 14-MAY-18 15:47:00 (CST-6)
Location: EDITH
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

The broadcast media reported golf ball size hail.

Flash Flood in TOM GREEN, TEXAS
From 14-MAY-18 19:08:00 to 14-MAY-18 21:08:00 (CST-6)
Location: SAN ANGELO RES
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator reported street flooding along Forest Park Avenue.  About 1.8 inches of rainfall was measured at The Bluffs.

Thunderstorm Wind in TOM GREEN, TEXAS
From 14-MAY-18 19:20:00 to 14-MAY-18 19:22:00 (CST-6)
Location: SAN ANGELO
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public reported power poles and 12 inch diameter branches down at College Hills and Sunset. Also, several 2 to 3 inch diameter limbs were downed by thunderstorm winds at West Texas Community Medical Center.

Thunderstorm Wind in TOM GREEN, TEXAS
From 15-MAY-18 18:00:00 to 15-MAY-18 18:03:00 (CST-6)
Location: SAN ANGELO
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public reported two 40 pound bins tossed near a local residence.

Hail in STERLING, TEXAS
From 15-MAY-18 16:07:00 to 15-MAY-18 16:10:00 (CST-6)
Location: STERLING CITY CLD AR
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Social media reported large hail near two inches, 8 miles south of Sterling City along US Highway 163.

Thunderstorm Wind in TOM GREEN, TEXAS
From 14-MAY-18 18:17:00 to 14-MAY-18 18:17:00 (CST-6)
Location: (SJT)MATHIS FLD SAN
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A National Weather Service employee estimated a thunderstorm wind gust to near 70 mph.

Thunderstorm Wind in CONCHO, TEXAS
From 15-MAY-18 18:33:00 to 15-MAY-18 18:34:00 (CST-6)
Location: EDEN
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

The Eden Volunteer Fire Department reported that thunderstorm winds had removed half of the roof of a barn and knocked down power lines and tree limbs about half a mile southeast of Live Oak. Winds were estimated at 75 mph.