The combination of significant quantities of hail and heavy rain caused localized flash flooding across the city after the storm ended. The Amarillo Police Department reported 6 high water rescues associated with this flooding. The Amarillo ASOS (Potter County) reported 1.23 inches of rain for the day which fell short of the all-time record for 24 hour rainfall of 1.99 inches occurred in 1985. No injuries were reported with these high water rescues.

Flash Flood in POTTER, TEXAS
From 28-MAY-13 23:51:00 to 29-MAY-13 00:10:00 (CST-6)
Location: AMARILLO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A supercell thunderstorm brought copious amounts of large hail and heavy rain to the city of Amarillo (Potter County). The large hail clogged drainage systems which caused localized flash flooding near the intersection of North Eastern Street and northeast 24th Ave. A motorist became stranded in the flood waters and the Amarillo Police Department were called out to perform a high water rescue. The motorist was uninjured and the flood waters quickly receded once the thunderstorm had moved out of the area.

Flash Flood in POTTER, TEXAS
From 28-MAY-13 23:47:00 to 28-MAY-13 23:51:00 (CST-6)
Location: AMARILLO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A supercell thunderstorm brought copious amounts of large hail and heavy rain to Amarillo. The hail clogged drainage systems which caused localized flash flooding near the intersection of North Grand Street and East Hastings Ave. A motorist became stranded in the flood waters, and the Amarillo Police Department was called to perform a high water rescue. The motorist was uninjured and the flood waters quickly receded once the supercell moved out of the area.

Flash Flood in POTTER, TEXAS
From 28-MAY-13 23:05:00 to 28-MAY-13 23:50:00 (CST-6)
Location: AMARILLO
Flood cause: Heavy Rain
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A supercell thunderstorm brought copious amounts of large hail and heavy rain to Amarillo. The hail clogged drainage systems which caused localized flash flooding. One motorist was caught in flood waters at the underpass near Bowie Street and 6th Ave. The driver reported that water was rapidly rising into the interior of the vehicle, but was able to escape the flood waters unassisted. Once the water receded, a tow truck was able to remove the vehicle from underneath the overpass.

Flash Flood in POTTER, TEXAS
From 28-MAY-13 23:12:00 to 28-MAY-13 23:50:00 (CST-6)
Location: AMARILLO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

After a supercell produced copious amounts of large hail and heavy rain, a trained spotter near the intersection of Interstate 40 and Ross Road reported two cars stranded under the underpass. No injuries or swift water rescues were associated with this report.

Flash Flood in POTTER, TEXAS
From 28-MAY-13 23:13:00 to 28-MAY-13 23:50:00 (CST-6)
Location: AMARILLO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

After a supercell produced copious amounts of large hail and heavy rain the 2800 block of Duniven Street in Amarillo (Potter County) was affected by a localized flash flood. A vehicle became stranded in the flood waters and the Amarillo Police Department performed a high water rescue. No injuries were reported with this rescue and the flood waters receded quickly.