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Welcome to
West Coast Thunder

West Coast Thunder Memorial Day Motorcycle Ride — May 26, 2025

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Our Story

Our Story

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West Coast Thunder first originated in May of 2000. Founded by Pat Delahunty, Steve Cifelli, Steve Aragon, George Helton, Lucky & Theresa Delaney, Rich Greenberg, and D. J. Quinn. Delahunty first thought of the idea in May of 1999 while watching the documentary “Letters from the Trenches”. The following day, he called some of his fellow Inland Empire Harley Owner’s Group® chapter members, and they organized a small ride to the Riverside National Cemetery to participate in their annual remembrance ceremony… More about us

Get Involved

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Your support is important to our work at West Coast Thunder Foundation. There are many ways you can contribute towards our causes, and every little bit that you commit goes a long way in helping us fulfill our mission.

Learn more about how you can get involved and take advantage of the opportunity to do some good.

Ride with Us

Participate in the tradition of West Coast Thunder Memorial Day Motorcycle Ride.

Register for the Car Show

Sign up to participate in the West Coast Thunder Memorial Day Car Show.

Make a Donation

West Coast Thunder Foundation is a tax-exempt, 501(c)(3) nonprofit organization.

Shop

Visit the West Coast Thunder Shop for the latest commemorative merchandise.

Become a Vendor

Find out more about what it takes to become a Vendor.

Become a Volunteer

Want to join our efforts but not sure where to start?

Frequently Asked Questions

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When is West Coast Thunder?

What does registration cost and what does it include?

How much is 2-up / riding with a passenger?

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Newsroom

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Motorcycles staging at West Coast Thunder Memorial Day Motorcycle Ride. Photo copyright West Coast Thunder Foundation.

Registration Open: West Coast Thunder Memorial Day Motorcycle Ride 2025

March 1, 2025
Riders and patriots alike can now secure their spot for this iconic event honoring our…
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West Coast Thunder Memorial Day Concert Moves to New Venue: Riverside Municipal Auditorium

February 27, 2025
“The move to the Riverside Municipal Auditorium allows us to provide a more immersive and…
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A $50,000 donation from the West Coast Thunder Foundation will help fund the American Indian Veterans Memorial at Riverside National Cemetery. The check presentation took place on October 23, 2024. (Photo: Mike Pagaduan/West Coast Thunder Foundation)

West Coast Thunder Donates $50,000 to American Indian Veterans Memorial Fund

November 11, 2024
“We are proud to continue to support the construction of this important memorial,” said Jackson…
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Proudly Sponsored By

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Harley Davidson
Launch Digital Marketing
City Of Riverside
Huntington Beach Harley Davidson

City of Lake Lsinore

Fuel Market

Inland Empire HOG
Jon's Flags
Sunbelt Rentals
Traffic Management Inc

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West Coast Thunder Foundation — Honoring Those Who Gave All
A tax-exempt, nonprofit 501(c)(3) organization. Tax ID Number 46-2084800
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3890 Orange Street #1524, Riverside, CA 92502-6066 | (951) 226-5006