OCEANSIDE, CA — A semi-truck rollover crash is causing traffic issues on Interstate 5.
According to California Highway Patrol, all southbound lanes, except the HOV lane, are closed due to an overturned semi-truck.
Details of what led to the crash remain under investigation. It's unclear if anyone was injured.
Drivers should expect significant delays and use caution through the area.
Alternate routes to consider: South Coast Highway, El Camino Real, or Rancho Santa Fe Road.
Click here to view the traffic map.
🚨 TRAFFIC ADVISORY UPDATE | 9/8/26 – 10:30 AM
— CHP Oceanside Area (@CHP_Oceanside) September 8, 2026
I-5 SB at Encinitas Boulevard: The #1 lane is now OPEN. The HOV lane also remains open, giving motorists two lanes through the area.
Crews continue working to clear the remaining lanes. pic.twitter.com/hTxhme44jJ
🚨 TRAFFIC ADVISORY | 9/8/26 – 6:30 AM
— CHP Oceanside Area (@CHP_Oceanside) September 8, 2026
I-5 SB at Encinitas Boulevard: All lanes, except the HOV lane, are currently closed due to an overturned semi-truck.
⚠️ Expect significant delays and use caution through the area. Please consider alternate routes. pic.twitter.com/gB0nUKZgT9
