May 13, 2026 9:40 PM

Multiple Lane Closure On Northbound & Southbound I-15 In Fontana Friday Night – Saturday Morning.

FONTANA, CA. (Pain In The Pass) >> California Department of Transportation Caltrans will continue the Pavement Rehabilitation Project on Interstate 15 in the city of Fontana on Friday March 26 – Saturday morning March 27 this weekend. Both northbound and southbound I-15 this weekend. ONLY 1 LANE WILL BE OPEN in both directions.

This roadwork project includes repaving the four lanes in both directions, repaving the on and off ramps, replace the bridge, guardrails, and slab replacement in lanes.

• Southbound 11pm to 8am Friday night – Saturday morning*:  from Glen Helen Parkway to Sierra Avenue; 3 of 4 lanes will be closed for pavement work. One lane will remain open to traffic. The southbound Glen Helen on ramp and Sierra Avenue off ramp will be closed.

Detour map for southbound I-15 from the Cajon Pass, use the I-215 south to westbound 210 freeway to avoid delays and congestion. see map below.

• Northbound 11pm to 8am Friday night – Saturday morning*:  from Sierra Avenue to Glen Helen Parkway; 3 of 4 lanes will be closed for pavement work. One lane will remain open to traffic. The Sierra Avenue on and off ramps and the Glen Helen off ramp will be closed.

Northbound traffic use eastbound 210 freeway to the northbound I-215 to avoid delays and congestion. see map below.

*Lanes may open earlier if they finish early.

The work schedule will be subject to change due to weather or construction-related issues. Always reduce your speed through the work zone. Caltrans expects to complete the project by end of June 2021.

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Cajon Pass
9:40 pm, May 13, 2026
temperature icon 59°F
clear sky
Humidity: 59 %
Pressure: 1015 mb
Wind: 13 mph
Wind Gust: 10 mph
Clouds: 2%
Visibility: 10 km
Sunrise: 5:48 am
Sunset: 7:43 pm
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11:00 pm
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53°/59°°F 0 mm 0% 7 mph 59% 1015 mb 0 mm/h
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53°/57°°F 0 mm 0% 6 mph 61% 1015 mb 0 mm/h
5:00 am
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52°/54°°F 0 mm 0% 5 mph 65% 1015 mb 0 mm/h
8:00 am
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60°/60°°F 0 mm 0% 2 mph 47% 1015 mb 0 mm/h
11:00 am
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56°/56°°F 0 mm 0% 3 mph 30% 1014 mb 0 mm/h
2:00 pm
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78°/78°°F 0 mm 0% 7 mph 26% 1012 mb 0 mm/h
5:00 pm
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75°/75°°F 0 mm 0% 9 mph 31% 1011 mb 0 mm/h
8:00 pm
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65°/65°°F 0 mm 0% 9 mph 52% 1013 mb 0 mm/h