February 20, 2026 10:34 AM

Roadwork This Week On Hwy 138 In Hesperia

HESPERIA, CA. (Pain In The Pass) >> Roadwork is planned all week on Highway 138. Expect delays if you are traveling to Silverwood Lake.

Monday August 15 through Wednesday August 17.

  • There will only be one-way traffic on Highway 138 between Summit Valley Rd. and Hwy 173.
  • Caltrans will be widening the shoulder and paving on Hwy 138
  • 8am. to 3am.*

Expect heavy delays.

– Also roadwork on Arrowhead Rd. that connects to Hwy 173, they are repainting sections of the road this week that may also cause traffic delays.

Be sure to plan your commutes wisely this week.

*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 construction zones. Schedules are subject to change due to inclement weather or construction issues.

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Cajon Pass
10:34 am, Feb 20, 2026
temperature icon 38°F
overcast clouds
Humidity: 60 %
Pressure: 1016 mb
Wind: 6 mph
Wind Gust: 12 mph
Clouds: 94%
Visibility: 10 km
Sunrise: 6:29 am
Sunset: 5:37 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
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1:00 pm
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40°/44°°F 0 mm 0% 6 mph 59% 1016 mb 0 mm/h
4:00 pm
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43°/46°°F 0 mm 0% 4 mph 54% 1016 mb 0 mm/h
7:00 pm
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35°/35°°F 0 mm 0% 6 mph 62% 1019 mb 0 mm/h
10:00 pm
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35°/35°°F 0 mm 0% 3 mph 62% 1021 mb 0 mm/h
1:00 am
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33°/33°°F 0 mm 0% 3 mph 64% 1022 mb 0 mm/h
4:00 am
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34°/34°°F 0 mm 0% 5 mph 64% 1023 mb 0 mm/h
7:00 am
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33°/33°°F 0 mm 0% 5 mph 63% 1024 mb 0 mm/h
10:00 am
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43°/43°°F 0 mm 0% 4 mph 43% 1024 mb 0 mm/h