An active round of severe thunderstorms impacted the South Plains during the late afternoon and evening hours of the 31st. Thunderstorms initiated along a dryline over the western South Plains during the late afternoon hours. Convective modes were mixed between multicell clusters and isolated supercell storms. A cluster of severe storms over southeastern Hale County and western Floyd County produced very large hail, at least two tornadoes and flash flooding. One supercell storm additionally affected portions of western Hale County with very large hail up to the size of baseballs.
More scattered convection initiated during the evening hours and moved east across the South Plains region. Several storms produced damaging thunderstorm winds and hail.

Hail in FLOYD, TEXAS
From 31-MAY-07 19:18:00 to 31-MAY-07 19:19:00 (CST-6)
Location: FLOYDADA
Magnitude: 2.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Floyd County emergency management officials reported very large hail that briefly fell up to the size of tennis balls near the intersection of Farm to Market Roads 54 and 378. No damage was reported.

Thunderstorm Wind in COTTLE, TEXAS
From 31-MAY-07 22:10:00 to 31-MAY-07 22:10:00 (CST-6)
Location: PADUCAH
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Texas Tech University West Texas Mesonet site near Paducah recorded a thunderstorm wind gust to 60 miles per hour.

Flash Flood in HALE, TEXAS
From 31-MAY-07 20:10:00 to 31-MAY-07 23:00:00 (CST-6)
Location: PETERSBURG
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Skywarn spotters reported flash flooding that resulted in flowing water over Farm to Market Road 54 east of Petersburg.

Hail in YOAKUM, TEXAS
From 31-MAY-07 19:45:00 to 31-MAY-07 20:02:00 (CST-6)
Location: PLAINS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 100.00K
Reported by: Law Enforcement

Law enforcement reported large hail up to the size of quarters between Bronco and Plains. Reports indicated severe damage to cotton crops east of Bronco.

Hail in COTTLE, TEXAS
From 31-MAY-07 22:15:00 to 31-MAY-07 22:15:00 (CST-6)
Location: PADUCAH
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

The Paducah fire department reported nickel size hail just southwest of the city.

Thunderstorm Wind in MOTLEY, TEXAS
From 31-MAY-07 21:25:00 to 31-MAY-07 21:25:00 (CST-6)
Location: ROARING SPGS
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Texas Tech University West Texas Mesonet recorded a thunderstorm wind gust of 59 miles per hour near Roaring Springs. No damage was reported.

Hail in HALE, TEXAS
From 31-MAY-07 18:10:00 to 31-MAY-07 19:22:00 (CST-6)
Location: PETERSBURG
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 100.00K
Reported by: Law Enforcement

There were multiple reports of large hail ranging in size from quarters to golf balls in and around Petersburg as a cluster of severe thunderstorms impacted southeastern Hale County. Hail reportedly covered the ground in Petersburg. Local agricultural agents reported some crop damage in the area.

Hail in LAMB, TEXAS
From 31-MAY-07 16:41:00 to 31-MAY-07 17:17:00 (CST-6)
Location: SUDAN
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Storm spotters reported large hail up to the size of ping-pong balls along a swath from Sudan to U.S. Highway 70 just east of Springlake.

Tornado in HALE, TEXAS
From 31-MAY-07 19:18:00 to 31-MAY-07 19:19:00 (CST-6)
Location: PETERSBURG
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Local fire department officials reported a brief tornado just south of Petersburg. The tornado remained in rural areas and did not result in any damage.

Hail in HALE, TEXAS
From 31-MAY-07 19:15:00 to 31-MAY-07 19:35:00 (CST-6)
Location: COTTON CENTER
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Skywarn spotters reported penny size hail from Farm to Market Road 179 south of Cotton Center to east of town. This hail was associated with a supercell thunderstorm that moved east across western and central Hale county. Additional reports indicated very large hail along the swath.

Hail in HALE, TEXAS
From 31-MAY-07 19:30:00 to 31-MAY-07 19:30:00 (CST-6)
Location: COTTON CENTER
Magnitude: 2.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement officials reported baseball size hail east of Cotton Center on Farm to Market Road 37. No damage was reported.

Thunderstorm Wind in TERRY, TEXAS
From 31-MAY-07 20:25:00 to 31-MAY-07 20:25:00 (CST-6)
Location: TOKIO
Magnitude: 56.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement officials reported that thunderstorm winds downed several utility poles in Tokio.

Thunderstorm Wind in YOAKUM, TEXAS
From 31-MAY-07 19:30:00 to 31-MAY-07 19:40:00 (CST-6)
Location: PLAINS
Magnitude: 61.00 EG
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Newspaper

Newspaper articles reported damaging thunderstorm winds up to 70 miles per hour across northern Yoakum County. The worst damage was reported near Farm to Market Road 1780 where a number of irrigation systems and utility poles were damaged.

Tornado in FLOYD, TEXAS
From 31-MAY-07 19:27:00 to 31-MAY-07 19:28:00 (CST-6)
Location: FLOYDADA
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

The Ralls Fire Department reported a brief tornado in extreme southwestern Floyd County as a supercell storm moved eastward from the Petersburg area. The tornado was brief and remained in open fields.

Hail in FLOYD, TEXAS
From 31-MAY-07 19:18:00 to 31-MAY-07 20:26:00 (CST-6)
Location: FLOYDADA
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous reports of large hail up to the size of half dollars were received as a cluster of severe thunderstorms moved east out of Hale County over western and central Floyd County.

Thunderstorm Wind in HALE, TEXAS
From 31-MAY-07 19:35:00 to 31-MAY-07 19:35:00 (CST-6)
Location: COTTON CENTER
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public estimated a thunderstorm wind gust up to 60 miles per hour in Cotton Center. No damage was reported.

Hail in HALE, TEXAS
From 31-MAY-07 17:22:00 to 31-MAY-07 17:22:00 (CST-6)
Location: COTTON CENTER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nickel size hail was reported just east of Cotton Center on Farm to Market Road 37.

Hail in LAMB, TEXAS
From 31-MAY-07 19:45:00 to 31-MAY-07 19:45:00 (CST-6)
Location: SPADE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public reported golf ball size hail just north of Spade.

Hail in SWISHER, TEXAS
From 31-MAY-07 17:45:00 to 31-MAY-07 17:45:00 (CST-6)
Location: TULIA
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Golf ball size hail was reported by the Tulia Police Department south of Tulia on Interstate 27.

Flash Flood in FLOYD, TEXAS
From 31-MAY-07 20:10:00 to 31-MAY-07 23:30:00 (CST-6)
Location: FLOYDADA
Flood cause: Heavy Rain
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Many reports of flash flooding were received from near the Hale and Floyd County line northeastward to Floydada. Many secondary roads were inundated by flowing flood waters including Farm to Market Road 54. In Floydada, a playa lake on the south side of the city flooded and caused high water to threaten a number of mobile homes and two businesses. High water also flowed over Highway 62 south of the city.