June 10, 2026 12:45 AM

Nighttime Paving Work On Highway 138 At I-15 Monday & Tuesday Nights

CAJON PASS, CA. (Pain In The Pass) >> The California Department of Transportation (Caltrans) Cajon
Maintenance crew will conduct traffic control for asphalt grind and paving project on State Route Highway 138 (Phelan side) west of I-15 in Cajon Junction.

Roadwork will take place Monday night September 27th and Tuesday night September 28th from 8:30pm and conclude at 5am* each night. These operations will require the closure of the westbound Hwy 138 plus the southbound Interstate 15 on ramp. Also the closure will impact eastbound Hwy 138 #1, #2 lanes and right shoulder. Expect Delays (see map below)

*Lanes may open earlier or later if they have a problem. The work schedule will be subject to change due to weather or construction-related issues. Always reduce your speed through the work zone.

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Cajon Pass
12:45 am, Jun 10, 2026
temperature icon 63°F
clear sky
Humidity: 57 %
Pressure: 1011 mb
Wind: 10 mph
Wind Gust: 8 mph
Clouds: 0%
Visibility: 10 km
Sunrise: 5:36 am
Sunset: 8:01 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
2:00 am
temperature icon
58°/63°°F 0 mm 0% 2 mph 57% 1011 mb 0 mm/h
5:00 am
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57°/61°°F 0 mm 0% 2 mph 63% 1011 mb 0 mm/h
8:00 am
temperature icon
67°/69°°F 0 mm 0% 2 mph 45% 1011 mb 0 mm/h
11:00 am
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80°/80°°F 0 mm 0% 4 mph 24% 1010 mb 0 mm/h
2:00 pm
temperature icon
87°/87°°F 0 mm 0% 16 mph 19% 1007 mb 0 mm/h
5:00 pm
temperature icon
80°/80°°F 0 mm 0% 12 mph 24% 1007 mb 0 mm/h
8:00 pm
temperature icon
71°/71°°F 0 mm 0% 10 mph 44% 1008 mb 0 mm/h
11:00 pm
temperature icon
65°/65°°F 0 mm 0% 7 mph 58% 1010 mb 0 mm/h