We are a user-supported non-profit oganization.

We are working hard to keep our access to the Delta open, as well as fun and safe for windsurfing and kiteboarding. We provide several launches on Sherman Island to our RVWA-SIKO members. Overnight camping is not authorized unless posted.

Please click Donate to the left, then the Donate button to become a RVWA-SIKO member or pay your yearly dues. "due" your part to help keep your favorite sport happening on the river!

2018 Upcoming Events 

Fundraiser Party this weekend

Location: Delta Windsports

When: Saturday Aug 4,2018  Time: 6 PM  

Theme: Cowboys and Cowgirls 

Pig roast tickets available at Delta Wind sports for $25 per person which includes two raffle tickets. 

Grab you cowboy hats and boots and come to the party and enjoy music, food, drinks and get your raffle tickets for great raffle prizes. 

Silent auction includes: Slingshot Foil, Severne windsurf sail and stay at Ventana Windsports in La Ventana and more.

and Important Dates:

Kids Free with RVWA-SIKO Family Membership

July 29th 12pm- 3pm

August 18th 3pm - 6pm 

Questions?    Contact us at: 


RVWA  Facebook ->

SIKO Facebook ->

Welcome to the Rio Vista Windsurfing Association (RVWA) &

The Sherman Island Kiteboarding Organization (SIKO) Website!

Please support our local businesses:

Delta Windsurf and JRVWindsurfing Lessons