A weak upper level disturbance combined with abundant moisture approaching 2 inches of precipitable water to generate widespread thunderstorms across southeast Arizona. Thunderstorms produced flash flooding and some produced damaging winds.  The heavy rain caused flooding of the Brawley Wash on the west side of Tucson during the predawn hours of September 7th. One fatality and one injury resulted.

Flash Flood in PIMA, ARIZONA
From 06-SEP-12 14:54:00 to 06-SEP-12 16:30:00 (MST-7)
Location: GIBSON
Flood cause: Heavy Rain
Property damage: 40.00K
Crop damage: 0.00K
Reported by: Newspaper

Very heavy rain caused extensive street flooding in Ajo. Cedar Road was washed out by rapidly flowing flood waters 2 to 3 feet deep. a community health center and a school were also flooded.  Farther south, Ajo Mountain Drive in Organ Pipe National Monument was closed as well as part of nearby Highway 85.

Heavy Rain in PIMA, ARIZONA
From 06-SEP-12 15:00:00 to 06-SEP-12 15:00:00 (MST-7)
Location: AJO
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Newspaper

Very heavy rain collapsed ceiling tiles in an Ajo business, damaging some of the goods inside.

Flash Flood in PIMA, ARIZONA
From 06-SEP-12 14:37:00 to 06-SEP-12 15:15:00 (MST-7)
Location: VAIL JCT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Flash flooding caused the Sahuarita Road to become impassable near Ocotillo View.

Thunderstorm Wind in PIMA, ARIZONA
From 06-SEP-12 15:40:00 to 06-SEP-12 15:40:00 (MST-7)
Location: TUSCON RYAN FLD ARPT
Magnitude: 52.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorm winds downed a tree near Ajo and Camino Verde Road.

Flash Flood in SANTA CRUZ, ARIZONA
From 06-SEP-12 16:00:00 to 06-SEP-12 16:30:00 (MST-7)
Location: AMADO
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A vehicle became stranded in flood waters on Arivaca Road.

Flash Flood in PIMA, ARIZONA
From 06-SEP-12 15:30:00 to 06-SEP-12 16:45:00 (MST-7)
Location: TUSCON RYAN FLD ARPT
Flood cause: Heavy Rain
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorms produced 2 to 3 inches of rain in about 90 minutes causing many roads to be inundated by rapidly flowing flood waters on the southwest side of Tucson.  AT least ten vehicles were caught up in the flood waters. Two people were rescued from vehicles at Sandario Road and Kinney Road while three more were rescued from a tree after their vehicle was washed away.  Another five motorists in five separate vehicles were stranded near Ajo Way and Kinney Rpad.  Bopp Road northwest of Ajo Way was washed out which caused Banks Elementary School students to become stranded in school until a detour around the washed out road could be fashioned.  In addition, Gates Pass Road at Via Roma was flooded in the Tucson Mountains. No injuries occurred to any of the motorists.

Thunderstorm Wind in GREENLEE, ARIZONA
From 06-SEP-12 17:40:00 to 06-SEP-12 17:41:00 (MST-7)
Location: FOX
Magnitude: 61.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Newspaper

Thunderstorm winds blew down an open ended Quonset hut outbuilding and a trailer in Hunter Estates near Duncan. Another trailer sustained considerable roof damage.

Flash Flood in GREENLEE, ARIZONA
From 06-SEP-12 18:30:00 to 06-SEP-12 19:30:00 (MST-7)
Location: FOX
Flood cause: Heavy Rain
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Newspaper

Up to three inches of rain fell in Duncan, causing flash flooding of most streets in Duncan's Hunter Estates where one home was also flooded. A wash that parallels and but remains just northwest of Carlisle Road climbed to a depth of about 8 feet, flooded Fairgrounds Road. Trees and other debris in the flood waters caused minor surface damage to the bridge at Fairgrounds Road before the waters entered the Gila River.

Flood in PIMA, ARIZONA
From 07-SEP-12 01:00:00 to 07-SEP-12 10:00:00 (MST-7)
Location: OLD TUSCON
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Heavy rain of two to four inches occurred the previous afternoon on Tucson's west side near Ajo Way and Kinney Road and directly over the Brawley Wash just west of Sandario Road. In addition, two to three inches of rain fell in the Sierrita Mountains west of Green Valley.  By the time the runoff from the Sierrita Mountains reached the west side of Tucson many hours later, Brawley Wash overflowed its banks. During the overnight hours, five vehicles drove into the flood waters and became stranded along Manville Road just west of Sandario Road. Around 2 am, one man escaped his vehicle before it was washed downstream only to be swept several yards away himself.  He suffered a leg injury. His vehicle was found 200 yards downstream, upside down. The man's wife was found in the vehicle, drown.  Rain redeveloped around daybreak allowing flood conditions to persist through mid morning.