A push of monsoon moisture, which began in August, fueled thunderstorms over the Mojave Desert and Owens Valley. Several produced flash flooding and high winds.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 17:18:00 to 01-SEP-23 19:00:00 (PST-8)
Location: VIDAL JCT ARPT
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A vehicle was stuck in flood waters on Highway 95 near mile marker 11.

Thunderstorm Wind in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 03:06:00 to 01-SEP-23 04:06:00 (PST-8)
Location: MOORE
Magnitude: 57.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 05:28:00 to 01-SEP-23 07:00:00 (PST-8)
Location: KLINEFELTER
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

About a foot of water flowed over Highway 95.

Strong Wind in OWENS VALLEY, CALIFORNIA
From 01-SEP-23 10:48:00 to 01-SEP-23 10:48:00 (PST-8)
Magnitude: 36.00 MG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Strong winds blew a tree onto a vehicle in Independence.

Thunderstorm Wind in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 12:25:00 to 01-SEP-23 12:25:00 (PST-8)
Location: CAMP IRWIN
Magnitude: 72.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 14:10:00 to 01-SEP-23 15:30:00 (PST-8)
Location: RICE
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Flooding on Highway 62 disabled a vehicle.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 14:25:00 to 01-SEP-23 16:30:00 (PST-8)
Location: VIDAL JCT ARPT
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highway 95 was flooded in two places between mile markers 10 and 20.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 14:27:00 to 01-SEP-23 16:00:00 (PST-8)
Location: BUSH
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highway 62 was flooded at Ironage Road.

Strong Wind in OWENS VALLEY, CALIFORNIA
From 01-SEP-23 14:47:00 to 01-SEP-23 14:47:00 (PST-8)
Magnitude: 35.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Strong winds caused power lines to spark and start a small brush fire at Highway 395 and Aberdeen Station Rd.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 15:05:00 to 01-SEP-23 17:00:00 (PST-8)
Location: HORSE THIEF SPGS
Flood cause: Heavy Rain
Property damage: 1.00M
Crop damage: 0.00K
Reported by: Law Enforcement

Several vehicles were stuck on Highway 127 between two places where the road was washing out and caving in.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 15:06:00 to 01-SEP-23 16:30:00 (PST-8)
Location: HORSE THIEF SPGS
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A big rig was stuck in floodwaters on Dumont Dunes Rd.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 15:13:00 to 01-SEP-23 17:00:00 (PST-8)
Location: (NXP)MCAF TWENTYNINE
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highway 62 was flooded with water and debris at mile marker 43.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 15:51:00 to 01-SEP-23 17:30:00 (PST-8)
Location: RICE
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highway 62 was flooded at Midland Road.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 15:57:00 to 01-SEP-23 17:30:00 (PST-8)
Location: BARSTOW
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Mountain View St was covered with water and mud.

Thunderstorm Wind in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 16:09:00 to 01-SEP-23 16:09:00 (PST-8)
Location: MOORE
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 16:09:00 to 01-SEP-23 18:00:00 (PST-8)
Location: HORSE THIEF SPGS
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highway 127 was flooded and closed.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 16:14:00 to 01-SEP-23 18:00:00 (PST-8)
Location: SALTUS
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

At least one vehicle was stuck in flood waters on Kelbaker Rd.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 16:35:00 to 01-SEP-23 18:00:00 (PST-8)
Location: BANNOCK
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Highway 95 was flooded near mile marker 66.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 18:23:00 to 01-SEP-23 20:00:00 (PST-8)
Location: TWENTY NINE PALMS
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Major debris washed into the intersection of Highway 62 and Valley View.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 02-SEP-23 11:53:00 to 02-SEP-23 13:30:00 (PST-8)
Location: CROSS RDS
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Parker Dam Rd was washed out, and there was a rock slide just north of the Windmill Resort in Earp.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 02-SEP-23 13:26:00 to 02-SEP-23 15:00:00 (PST-8)
Location: HARVARD
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hacienda Road was flooded.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 02-SEP-23 14:25:00 to 02-SEP-23 16:00:00 (PST-8)
Location: VIDAL JCT ARPT
Flood cause: Heavy Rain
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Part of Highway 62 was washed away near Highway 95, with over two dozen vehicles stuck.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 02-SEP-23 15:23:00 to 02-SEP-23 17:30:00 (PST-8)
Location: (EED)NEEDLES ARPT
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Water was flowing over Highway 95 at several locations.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 02-SEP-23 15:45:00 to 02-SEP-23 17:30:00 (PST-8)
Location: FENNER
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A motor home was stuck between two flooded areas on Goffs Rd near I-40.

Flash Flood in SAN BERNARDINO, CALIFORNIA
From 01-SEP-23 17:06:00 to 01-SEP-23 18:30:00 (PST-8)
Location: HORSE THIEF SPGS
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The intersection of Old Spanish Trail Highway and Carpenter Rd was flooded.