April 4, 2026 9:48 PM

Traffic Alert for a concert for this Afternoon and Tonight Mayhem Festival is Back

DEVORE, CA. (Pain In The Pass) >> The Glen Helen Amphitheater will be hosting “Mayhem Festival” this afternoon into the night with Bad Omens, Parkway Drive, Architects, Jinjer, Poppy, Fuel, and more this Saturday, October 12, 2024. The hours are from 1pm–11pm. Expect traffic Delay this late morning into the afternoon.

Popular rock bands are makeing their return to Glen Helen this weekend.

The California Highway Patrol and the Pain In The Pass Facebook Group is strongly advising guests planning to attend this event or travelers in the area, to be prepared for increased traffic congestion near the amphitheater. Please allow yourself extra time and plan for delays on Interstate 15 and Interstate 215 throughout the afternoon-evening.

The traffic hot spots will be on Interstate 15 at the Glen Helen Parkway exit and Devore Road exit on Interstate 215 expect stop to heavy traffic to start around 12-4pm this afternoon.

Parking lot opens at 11am.

Get into the concert spirit early at the Lakeside Plaza Pre-Party starting at 1pm, a ticket is required to enter pre-party. VIP club opens at 12pm. The concert starts at 1:30pm.

There are more ways to follow the Pain In The Pass. Join the Traffic Group on Facebook with over 148,000 members. Join the group on MeWe. Like us on the NEW page on Facebook. Follow us on NewsBreak, and also follow us on Instagram, Threads, and X aka Twitter.

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Cajon Pass
9:48 pm, Apr 4, 2026
temperature icon 56°F
overcast clouds
Humidity: 17 %
Pressure: 1019 mb
Wind: 3 mph
Wind Gust: 4 mph
Clouds: 87%
Visibility: 10 km
Sunrise: 6:32 am
Sunset: 7:12 pm
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51°/57°°F 0 mm 0% 3 mph 16% 1019 mb 0 mm/h
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57°/57°°F 0 mm 0% 4 mph 21% 1018 mb 0 mm/h
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70°/70°°F 0 mm 0% 4 mph 11% 1017 mb 0 mm/h
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63°/63°°F 0 mm 0% 4 mph 17% 1014 mb 0 mm/h