March 10, 2026 3:11 AM

Semi Rear-Ends RV Motorhome at the Top of the Cajon Pass Late Sunday Morning

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> Traffic delays are expected after an red semi-truck and a motorhome crashed on southbound Interstate 15 late Sunday morning. (Photo above is credit by Anthony De Lena)

Emergency crews responded to southbound I-15 just after the Oak Hill Road exit. just before 11:07am on February 16, 2025, Sunday morning.

The two-vehicle involved in the collision was a red semi-truck with major front-end damage and a grey Mercedes Benz motorhome with major rear-end damage.

California Highway Patrol said, the slow lane and the third lane will be closed to southbound traffic from Oak Hill Road to the crash scene until the crash and debris can be cleared.

No injuries were reported.

Motorists are advised to avoid the area.

The exact reason for the collision remains unknown at this time, looks like the motorhome could have been disabled in the slow lane.

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.

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Cajon Pass
3:11 am, Mar 10, 2026
temperature icon 48°F
clear sky
Humidity: 77 %
Pressure: 1014 mb
Wind: 12 mph
Wind Gust: 10 mph
Clouds: 6%
Visibility: 10 km
Sunrise: 7:06 am
Sunset: 6:52 pm
  • Temperature
  • Precipitation
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  • Humidity
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5:00 am
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35°/44°°F 0 mm 0% 6 mph 79% 1014 mb 0 mm/h
8:00 am
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38°/41°°F 0 mm 0% 8 mph 81% 1015 mb 0 mm/h
11:00 am
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58°/58°°F 0 mm 0% 5 mph 54% 1017 mb 0 mm/h
2:00 pm
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64°/64°°F 0 mm 0% 7 mph 43% 1016 mb 0 mm/h
5:00 pm
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60°/60°°F 0 mm 0% 8 mph 44% 1016 mb 0 mm/h
8:00 pm
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53°/53°°F 0 mm 0% 5 mph 71% 1019 mb 0 mm/h
11:00 pm
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52°/52°°F 0 mm 0% 3 mph 69% 1021 mb 0 mm/h
2:00 am
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51°/51°°F 0 mm 0% 3 mph 58% 1021 mb 0 mm/h