A slow-moving low pressure trough moved from the Rockies into the Plains during the 9th and 10th. Several disturbances rotating through this trough translated across the Southern Plains during this period. With very moist and unstable air in place over the region, multiple periods of thunderstorms occurred. Locally heavy rainfall as well as severe weather was prevalent across northwestern Arkansas.

Flash Flood in SEBASTIAN, ARKANSAS
From 10-MAY-15 01:34:00 to 10-MAY-15 04:00:00 (CST-6)
Location: FT SMITH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Portions of Rogers Avenue in Fort Smith were flooded with more than two feet of water flowing over the road.

Thunderstorm Wind in SEBASTIAN, ARKANSAS
From 10-MAY-15 01:05:00 to 10-MAY-15 01:05:00 (CST-6)
Location: GREENWOOD
Magnitude: 70.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees were blown down and many large tree limbs were snapped by strong thunderstorm wind.

Thunderstorm Wind in FRANKLIN, ARKANSAS
From 10-MAY-15 01:35:00 to 10-MAY-15 01:35:00 (CST-6)
Location: WEBB CITY
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Strong thunderstorm wind blew down numerous large tree limbs and several small trees.

Thunderstorm Wind in SEBASTIAN, ARKANSAS
From 10-MAY-15 09:55:00 to 10-MAY-15 09:55:00 (CST-6)
Location: MASSARD
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Strong thunderstorm wind blew down a large tree.

Flash Flood in CRAWFORD, ARKANSAS
From 10-MAY-15 10:20:00 to 10-MAY-15 15:00:00 (CST-6)
Location: DEAN SPG
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Portions of Highway 282 between Alma and Mountainburg were flooded.

Thunderstorm Wind in FRANKLIN, ARKANSAS
From 10-MAY-15 10:31:00 to 10-MAY-15 10:31:00 (CST-6)
Location: CHARLESTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Post Office

Several large tree limbs were blown down by strong thunderstorm wind.

Flash Flood in BENTON, ARKANSAS
From 10-MAY-15 10:39:00 to 10-MAY-15 12:00:00 (CST-6)
Location: WAREAGLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Roads were closed due to flooding.

Flash Flood in SEBASTIAN, ARKANSAS
From 10-MAY-15 10:39:00 to 10-MAY-15 13:00:00 (CST-6)
Location: FT SMITH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

South O Street was flooded.

Flash Flood in CRAWFORD, ARKANSAS
From 10-MAY-15 10:49:00 to 10-MAY-15 13:00:00 (CST-6)
Location: VAN BUREN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Lee Creek RV Park was evacuated due to rapidly rising water.

Thunderstorm Wind in MADISON, ARKANSAS
From 10-MAY-15 10:58:00 to 10-MAY-15 10:58:00 (CST-6)
Location: ST PAUL
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Post Office

Large tree limbs were blown down by strong thunderstorm wind.

Flash Flood in FRANKLIN, ARKANSAS
From 10-MAY-15 11:01:00 to 10-MAY-15 15:00:00 (CST-6)
Location: WEBB CITY
Flood cause: Heavy Rain
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Public

A road was washed out by flood water.

Thunderstorm Wind in SEBASTIAN, ARKANSAS
From 10-MAY-15 11:08:00 to 10-MAY-15 11:08:00 (CST-6)
Location: FT SMITH
Magnitude: 65.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A large tree was blown down onto a vehicle by strong thunderstorm wind on F Street in Fort Smith.

Flash Flood in FRANKLIN, ARKANSAS
From 10-MAY-15 11:20:00 to 10-MAY-15 15:00:00 (CST-6)
Location: WEBB CITY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hillbilly Lane off of Highway 64 was closed due to rapidly rising water. West School and West Gibson Streets were also flooded.

Flood in CRAWFORD, ARKANSAS
From 11-MAY-15 01:30:00 to 12-MAY-15 21:00:00 (CST-6)
Location: RUDY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A man was swimming in Frog Bayou near Rudy at about 3:15 pm CDT on May 12th. He was taken swiftly downstream and drown. His body was recovered on May 15th.

Thunderstorm Wind in SEBASTIAN, ARKANSAS
From 10-MAY-15 11:26:00 to 10-MAY-15 11:26:00 (CST-6)
Location: GREENWOOD
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Strong thunderstorm wind blew down a tree on Highway 10 west of Greenwood.

Flash Flood in SEBASTIAN, ARKANSAS
From 10-MAY-15 11:29:00 to 10-MAY-15 15:00:00 (CST-6)
Location: SOUTH FT SMITH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Streets were flooded and closed.

Flash Flood in FRANKLIN, ARKANSAS
From 10-MAY-15 11:30:00 to 10-MAY-15 15:00:00 (CST-6)
Location: OZARK
Flood cause: Heavy Rain
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Significant street flooding off of Highway 64. Flood water entered several businesses.

Flash Flood in CRAWFORD, ARKANSAS
From 10-MAY-15 12:03:00 to 10-MAY-15 15:00:00 (CST-6)
Location: KIBLER
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hammer Road south of Alma was flooded.

Flash Flood in FRANKLIN, ARKANSAS
From 10-MAY-15 12:07:00 to 10-MAY-15 15:00:00 (CST-6)
Location: BRANCH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Eucal Road in Branch was flooded.

Flash Flood in SEBASTIAN, ARKANSAS
From 10-MAY-15 12:14:00 to 10-MAY-15 15:00:00 (CST-6)
Location: GREENWOOD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The road was flooded at Hartsill Creek in Greenwood.

Flash Flood in SEBASTIAN, ARKANSAS
From 09-MAY-15 23:15:00 to 10-MAY-15 01:00:00 (CST-6)
Location: MILL CREEK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Several roads were flooded south of Fort Smith.

Flash Flood in FRANKLIN, ARKANSAS
From 09-MAY-15 19:26:00 to 10-MAY-15 02:30:00 (CST-6)
Location: WATALULA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Roads were flooded north of Ozark and vehicles were stranded, resulting in swift water rescues.

Thunderstorm Wind in SEBASTIAN, ARKANSAS
From 10-MAY-15 00:54:00 to 10-MAY-15 00:54:00 (CST-6)
Location: FT SMITH
Magnitude: 56.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Strong thunderstorm wind blew down power lines in Fort Smith.

Flash Flood in CRAWFORD, ARKANSAS
From 10-MAY-15 13:02:00 to 10-MAY-15 15:00:00 (CST-6)
Location: VAN BUREN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Portions of Pevehouse Road and Rena Road on north side of Van Buren were flooded.

Flash Flood in CRAWFORD, ARKANSAS
From 10-MAY-15 15:00:00 to 11-MAY-15 01:30:00 (CST-6)
Location: MULBERRY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The Mulberry River was out of its banks near Silver Bridge.

Flash Flood in WASHINGTON, ARKANSAS
From 11-MAY-15 10:33:00 to 11-MAY-15 13:00:00 (CST-6)
Location: ELKINS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Low water bridge on 1st St. was impassable due to water over roadway.