August 5, 2026 1:09 PM

Driver Killed after Rear-Ending Semi Tractor-Trailer on Northbound I-15 in Fontana Thursday Morning

FONTANA, CA. (Pain In The Pass) >> One person was killed after the driver rear-ended a semi tractor-trailer on Interstate 15 in Fontana Thursday morning.

At about 3:15am., on December 11, 2025, California Highway Patrol and emergency crews responded to a crash involving a black Lexus 400 series sedan and a semi tractor-trailer near the Sierra Avenue exit.

From the CHP traffic log stated the semi was parked on the right shoulder of the freeway, when the driver of the Lexus at an unknown speed crash into the back of the parked trailer.

The driver of the Lexus was pronounced deceased at the scene. The semi driver sustained no injuries.

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, Rancho Cucamonga Office.

There are more ways to follow the Pain In The Pass. Join the Traffic Group on Facebook with over 166,000 members. Join the group on MeWe. Like us on the on Facebook. Follow us on Instagram, and also follow us on Threads, and X aka Twitter.

loader-image
Cajon Pass
1:09 pm, Aug 5, 2026
temperature icon 94°F
clear sky
Humidity: 11 %
Pressure: 1011 mb
Wind: 17 mph
Wind Gust: 17 mph
Clouds: 0%
Visibility: 10 km
Sunrise: 6:03 am
Sunset: 7:47 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
2:00 pm
temperature icon
82°/94°°F 0 mm 0% 9 mph 11% 1011 mb 0 mm/h
5:00 pm
temperature icon
84°/91°°F 0 mm 0% 13 mph 14% 1010 mb 0 mm/h
8:00 pm
temperature icon
74°/81°°F 0 mm 0% 6 mph 28% 1011 mb 0 mm/h
11:00 pm
temperature icon
68°/68°°F 0 mm 0% 6 mph 42% 1013 mb 0 mm/h
2:00 am
temperature icon
66°/66°°F 0 mm 0% 3 mph 39% 1012 mb 0 mm/h
5:00 am
temperature icon
63°/63°°F 0 mm 0% 3 mph 37% 1013 mb 0 mm/h
8:00 am
temperature icon
70°/70°°F 0 mm 0% 4 mph 21% 1013 mb 0 mm/h
11:00 am
temperature icon
81°/81°°F 0 mm 0% 7 mph 17% 1013 mb 0 mm/h