Today's Surf Conditions at Kalapaki Beach
Spot Overview & Description
Tucked inside Nawiliwili Bay, Kalapaki offers a forgiving beach break that peels gently over a mixed bottom of reef and sand, producing both lefts and rights. Ideal for beginners and longboarders, the wave maintains a mellow, user-friendly character, making it a perfect spot to learn or log smooth, cruisy rides. A surf school operates right on the sand, adding to the welcoming, low-stakes vibe.
Best Surf Season & Climatology
Best Surf Season (May - September)
While the open-ocean waverose around Kauai is dominated by north-northwest energy during the winter half-year, Kalapaki's south-facing orientation flips the story. The most consistent shot at rideable surf arrives with the summer south-southeast swell window, when Southern Hemisphere groundswells and tropical disturbances push SE, SSE, S and SSW pulses into Nawiliwili Bay. Wave heights mostly run in the 3-5ft (1-1.5m) groveling-to-fun range, occasionally reaching 5-6.6ft (1.5-2m), with periods in the 9-10s range. Trade-wind flow is often cross-shore, but local wind statistics show a high percentage of ideal days, peaking at 47% in September. This is the time for a longboard.
Detailed Surf Information for Kalapaki Beach
Detailed Surf Forecast
Access our detailed 8-day swell and wind forecast charts for Kalapaki Beach with tidal graphs, period ranges, and daily forecast text summaries.
Swell & Wind Statistics
Explore historical swell consistency, wave heights, and offshore wind windows month-by-month, compiled from over 40 years of data.
Historical Surf Report
Browse the historical database archives to view past wave reports and understand spot climatology during specific years and months.




