Hanalei Bay surf forecast from 21 Aug 2026:
- Best quality surf: Saturday 22 Aug, 5AM (local time) - 3.5ft (1.0m), 7s period, ENE swell with cross-offshore winds.
- Most powerful swell: Sunday 23 Aug, 8AM (local time) - 6ft (1.8m), 8s period, E swell with 367 kJ wave energy.
- Next surfable swell (1★+): Friday 21 Aug, 8PM (local time) - 2ft (0.6m), 10s period with W swell.
Best Forecast Surf Conditions for Hanalei Bay this week:
The surf forecast for Hanalei Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 21) at 8PM. The primary swell is predicted to be 0.6m and 10s period with a secondary swell of 0.7m and 7s. Another secondary swell of 0.7m and 7s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Hanalei Bay in the next 16 days are 1.8m 8s and forecast to arrive on Sunday (Aug 23) at 8AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 10s period and expected on Sunday (Aug 23) at 8PM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8PM (Fri 21st Aug) | 2ft (0.6m) 10s |
| Best Surf | 5AM (Sat 22nd Aug) | 3.5ft (1.0m) 7s |
| Most Powerful | 8AM (Sun 23rd Aug) | 6ft (1.8m) 8s |
Table - best surf conditions forecast for Hanalei Bay over the next 16 days.
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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