A strong push of monsoon moisture fueled a five-day outbreak of thunderstorms over the Mojave Desert and southern Great Basin. Numerous storms produced flash flooding and/or severe weather.

Flash Flood in INYO, CALIFORNIA
From 12-JUL-12 15:26:00 to 12-JUL-12 17:00:00 (PST-8)
Location: DEATH VLY
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highway 190 was closed at mile marker 117 due to flooding.

Flash Flood in INYO, CALIFORNIA
From 13-JUL-12 15:00:00 to 13-JUL-12 17:00:00 (PST-8)
Location: STOVEPIPE WELLS
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

A large amount of debris washed onto Emigrant Canyon Road.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 13-JUL-12 18:07:00 to 13-JUL-12 21:00:00 (PST-8)
Location: GROMMET
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highways 62 and 95 were flooded near Vidal Junction.  A big rig was stuck in the mud eight miles west of the junction.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 13-JUL-12 19:28:00 to 13-JUL-12 20:30:00 (PST-8)
Location: KELSO
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Water flooded the intersection of Kelbaker and Kelso Cima Roads.

Flash Flood in INYO, CALIFORNIA
From 13-JUL-12 21:36:00 to 13-JUL-12 23:00:00 (PST-8)
Location: STOVEPIPE WELLS
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highway 190 was closed at mile marker 84 due to flooding.  There was also a mud slide several feet deep at mile marker 80.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 13-JUL-12 22:39:00 to 13-JUL-12 23:45:00 (PST-8)
Location: BANNOCK
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highway 95 was closed due to flooding.

Flash Flood in INYO, CALIFORNIA
From 13-JUL-12 23:00:00 to 14-JUL-12 02:00:00 (PST-8)
Location: SCOTTYS CASTLE
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

A large amount of debris washed onto Scotty's Castle Road.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 14-JUL-12 14:32:00 to 14-JUL-12 16:00:00 (PST-8)
Location: DESERT CITY
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Part of Nipton Road was washed away.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 14-JUL-12 21:34:00 to 15-JUL-12 00:00:00 (PST-8)
Location: (EED)NEEDLES ARPT
Flood cause: Heavy Rain
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highway 95 was washed out at Five Mile Road.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 15-JUL-12 00:21:00 to 15-JUL-12 01:30:00 (PST-8)
Location: BAKER
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Kelbaker Road was flooded with water and debris just south of Baker.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 14-JUL-12 12:18:00 to 14-JUL-12 14:00:00 (PST-8)
Location: TWENTY NINE PALMS
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

At least a foot of water flowed on local streets in Twentynine Palms, and several inches of water collected in yards.  Water and gravel also flowed across Highway 62 at Park Boulevard in Joshua Tree.