Scattered thunderstorms developed over the northwestern South Plains of west Texas during the evening hours of the 18th. These storms eventually spread southward over the western and central South Plains. At least one isolated storm displayed supercellular structure as it impacted the Dimmitt vicinity in Castro County. This storm produced giant hail and damaging winds. A broad area of strong winds developed in the wake of the convective complex over the western South Plains, and a localized and brief severe gradient wind gust was measured by the Texas Tech University West Texas Mesonet in Yoakum County. Renewed convective development occurred over the Rolling Plains after midnight CST. Severe storms, including a few supercells, produced large hail over portions of King and Stonewall Counties during the very early morning hours of the 19th. Significant agricultural losses were reported in Stonewall County, where between 1,500 and 2,000 acres of cotton were destroyed near Peacock.

High Wind in YOAKUM, TEXAS
From 18-JUL-09 23:25:00 to 18-JUL-09 23:25:00 (CST-6)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Strong winds overspread portions of the southwestern South Plains as gradients tightened in the wake of a departing convective complex during the late evening hours of the 18th. A brief severe wind gust of 58 mph was measured at the Texas Tech West Texas Mesonet site north of Plains at 23:25. No damage was reported.

Hail in STONEWALL, TEXAS
From 19-JUL-09 01:15:00 to 19-JUL-09 01:20:00 (CST-6)
Location: PEACOCK
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 250.00K
Reported by: Public

The public reported that between 1,500 and 2,000 acres of cotton were destroyed by large hail in the immediate Peacock vicinity during the 01:00 CST hour of the 19th. One local farmer described the damage left by the storm as the worst hail damage he remembered.

Hail in CASTRO, TEXAS
From 18-JUL-09 18:58:00 to 18-JUL-09 18:59:00 (CST-6)
Location: DIMMITT
Magnitude: 2.50 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

The public reported tennis ball size hail along Texas Highway 86 west of Dimmitt just before 19:00 CST. The hail was accompanied by damaging thunderstorm winds, however, only minor hail damage was reported.

Thunderstorm Wind in LUBBOCK, TEXAS
From 18-JUL-09 21:10:00 to 18-JUL-09 21:10:00 (CST-6)
Location: WOLFFORTH
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Texas Tech University West Texas Mesonet site south of Wolfforth recorded a severe thunderstorm wind gust of 65 mph at 21:10 CST. No damages were reported.

Thunderstorm Wind in CASTRO, TEXAS
From 18-JUL-09 18:55:00 to 18-JUL-09 18:59:00 (CST-6)
Location: DIMMITT
Magnitude: 52.00 MG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Mesonet

The Texas Tech University West Texas Mesonet site northeast of Dimmitt recorded a thunderstorm wind gust up to 60 mph at 18:55 CST. By 18:59 CST local officials reported that several utility lines were downed by the winds west of Dimmitt along Texas Highway 86. Newspaper reports additionally indicated that at least one large tree was blown down in Dimmitt. The winds were at times accompanied by giant hail.

Hail in KING, TEXAS
From 19-JUL-09 00:20:00 to 19-JUL-09 00:25:00 (CST-6)
Location: GUTHRIE
Magnitude: 2.00 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

The public reported that huge hail fell on the Masterson Ranch northeast of Guthrie during the very early morning hours on the 19th.  Only minor damages were reported, and the event time is estimated based on radar data.

Lightning in LUBBOCK, TEXAS
From 18-JUL-09 20:15:00 to 18-JUL-09 20:15:00 (CST-6)
Location: DOUD
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Lightning struck a utility pole at the intersection of Slide Road and 98th Street in southwest Lubbock. As a result of the lightning strike, the top of the pole broke off and utility lines fell across 98th Street. No injuries were reported.

Hail in CASTRO, TEXAS
From 18-JUL-09 18:50:00 to 18-JUL-09 18:59:00 (CST-6)
Location: DIMMITT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Local officials reported quarter to golfball size hail along a swath of U.S. Highway 385 in the Dimmitt vicinity shortly before 19:00 CST. No significant damage was reported.