Kitesurfing 3rd Ave Ramp · Foster City

Wind & Conditions

Third Avenue boat ramp in Foster City on the SF Bay. NW thermal wind (270-330°, 18-30 kn) summer afternoons. Flat calm bay water. Protected launch ramp, good for progression and freestyle. Shallower at low tide — time accordingly.

About 3rd Ave Ramp · Foster City

Foster City is a Bay Area community on San Francisco Bay, and Third Avenue Ramp is its go-to kite access point — a concrete boat ramp that provides a structured, protected launch in contrast to the more exposed beach entries found elsewhere on the Bay. The launch area is compact, which means rigging discipline matters here. You're sharing the ramp with other water users, so solid kite control and clear communication are important from the moment you lay out your lines. That said, the protected setup makes rigging manageable even when the afternoon thermal is already building. The wind that drives sessions here is a classic Bay Area NW thermal, clocking somewhere in the 270 to 330 degree range and arriving most reliably on summer afternoons. On a proper day it runs 18 to 30 knots. The usable kite window stretches from 200 to 20 degrees, meaning the thermal sits squarely in the sweet spot for most of its range. This is fundamentally a summer spot; the afternoon thermal is what makes it tick, and outside that window you should check conditions carefully before making the drive. The water is the standout feature. San Francisco Bay doesn't build ocean swell — you're riding on flat, calm bay water with, at most, short chop on stronger days. That makes Third Avenue a natural fit for progression and freestyle riding: consistent pop, no wave timing to wrestle with, and forgiving landings when you're working on new tricks. If you want to focus entirely on technique without swell distraction, flat bay water is hard to beat. Tide matters here. The launch area shallows noticeably at low tide, so check a tide table before heading out and time your session for higher water where possible. It's not a deal-breaker, just a detail that experienced riders at the spot take seriously — arrive at low tide and you may find yourself wading further than you'd like. Two kite schools operate nearby — 3rd Ave Kite and 3rd Avenue Kiteboarding — which reflects the established kite community around this stretch of bay. Both are worth knowing if you're new to the spot or want structured coaching. Post-session, Buri Tara Thai Cuisine and 99 Ranch Market are close by. If you're making a multi-day trip of it, Beach Cove offers accommodation in the area. This spot suits intermediate and above riders. The boat ramp launch and proximity to other water users call for solid self-rescue skills and clear situational awareness. In return, you get flat bay water, a reliable summer thermal, and a scene backed by two kite schools right on your doorstep.

Best Season

Check the Breeza app for the current rideable window at 3rd Ave Ramp · Foster City.

World Ranking

Not globally ranked, but a kitesurf destination — a local favourite worth a check when the wind lines up.

Location

3rd Ave Ramp · Foster City, California, United States, United States

Lat: 37.55, Lon: -122.2558