June 12, 2026 6:42 PM

Semi Trailer Overturned in the Cajon Pass Snarls Traffic

CAJON PASS, CA. (Pain In The Pass) >> One set of a double-tanker trailers overturned Wednesday morning on southbound Interstate 15 Freeway resulting in a traffic jam. (Photo above is credit by Judi Bonnett.)

California Highway Patrol and a heavy duty tow truck responded to the incident.  The crash occurred about 9:27am on southbound I-15 just before Highway 138 exit on December 13, 2023, blocking the slow lane for several hours.

The Pneumatic/Dry Bulk Tank trailer was reported to be full, resulting in no injuries, authorities said.

We will update this story with more information when the CHP’s preliminary accident report is available. Additional details were limited at this time. This incident will be under investigation by the California Highway Patrol, Inland Office.

There are more ways to follow the Pain In The Pass. Join the Traffic Group on Facebook with over 134,000 members. Join the group on MeWe. Like us on the NEW page on Facebook. Follow us on NewsBreak, and also follow us on Instagram, Threads, and X aka Twitter.

loader-image
Cajon Pass
6:42 pm, Jun 12, 2026
temperature icon 86°F
clear sky
Humidity: 19 %
Pressure: 1009 mb
Wind: 15 mph
Wind Gust: 12 mph
Clouds: 8%
Visibility: 10 km
Sunrise: 5:36 am
Sunset: 8:02 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
8:00 pm
temperature icon
67°/86°°F 0 mm 0% 11 mph 19% 1011 mb 0 mm/h
11:00 pm
temperature icon
64°/79°°F 0 mm 0% 8 mph 31% 1012 mb 0 mm/h
2:00 am
temperature icon
63°/71°°F 0 mm 0% 6 mph 41% 1012 mb 0 mm/h
5:00 am
temperature icon
61°/61°°F 0 mm 0% 5 mph 48% 1012 mb 0 mm/h
8:00 am
temperature icon
71°/71°°F 0 mm 0% 5 mph 29% 1012 mb 0 mm/h
11:00 am
temperature icon
75°/75°°F 0 mm 0% 9 mph 24% 1011 mb 0 mm/h
2:00 pm
temperature icon
70°/70°°F 0 mm 0% 13 mph 23% 1010 mb 0 mm/h
5:00 pm
temperature icon
76°/76°°F 0 mm 0% 17 mph 25% 1010 mb 0 mm/h