October 29, 2026 5:45 AM

Closure of the Highway 138 to Southbound I-15 On Ramp on Thursday.

CAJON PASS, CA. (Pain In The Pass) >> The California Department of Transportation (Caltrans) alerting the public of lane closures of Highway 138 on Thursday. If Weather permitting.

On Thursday, March 5th, from 9am to 1pm*, crews will be installing new light poles on Hwy 138.

This operation will require a closure of the Hwy 138 #2 lane and a closure of the Hwy 138 to southbound Interstate 15 on ramp. See map below.

Motorists are advised to plan ahead for your commute by checking the Pain In The Pass group, use alternate routes, and or expect delays on the Highway 138.

*Times can subject to change and could go longer or start earlier. Please use caution and remember to reduce your speed when approaching and driving through the roadwork zones. Schedules are subject to change due to inclement weather or construction issues.

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Cajon Pass
5:45 am, Oct 29, 2026
temperature icon 49°F
scattered clouds
Humidity: 70 %
Pressure: 1013 mb
Wind: 1 mph
Wind Gust: 2 mph
Clouds: 38%
Visibility: 10 km
Sunrise: 7:06 am
Sunset: 5:59 pm
  • Temperature
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50°/51°°F 0 mm 0% 1 mph 67% 1013 mb 0 mm/h
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58°/63°°F 0 mm 0% 6 mph 49% 1013 mb 0 mm/h
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66°/66°°F 0 mm 0% 12 mph 37% 1010 mb 0 mm/h
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61°/61°°F 0 mm 0% 12 mph 53% 1010 mb 0 mm/h
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55°/55°°F 0 mm 0% 7 mph 75% 1011 mb 0 mm/h
11:00 pm
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53°/53°°F 0 mm 0% 5 mph 90% 1012 mb 0 mm/h
2:00 am
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51°/51°°F 0 mm 0% 5 mph 87% 1012 mb 0 mm/h
5:00 am
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49°/49°°F 0 mm 0% 3 mph 88% 1011 mb 0 mm/h