Waialua Rivermouth surf forecast from 8 Oct 2026:
- Best quality surf: Wednesday 14 Oct, 5AM (local time) - 4.5ft (1.4m), 14s period, NW swell with glassy winds.
- Most powerful swell: Tuesday 13 Oct, 11AM (local time) - 4.5ft (1.4m), 15s period, NW swell with 868 kJ wave energy.
- Next surfable swell (1★+): Wednesday 14 Oct, 5AM (local time) - 4.5ft (1.4m), 14s period with NW swell.
Best Forecast Surf Conditions for Waialua Rivermouth this week:
The surf forecast for Waialua Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Oct 14) at 5AM. The primary swell is predicted to be 1.4m and 14s period with a secondary swell of 0.9m and 9s. Another secondary swell of 0.8m and 7s is also forecast. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Waialua Rivermouth in the next 16 days are 1.4m 15s and forecast to arrive on Tuesday (Oct 13) at 11AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 6s period and expected on Friday (Oct 09) at 2AM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Wed 14th Oct) | 4.5ft (1.4m) 14s |
| Best Surf | 5AM (Wed 14th Oct) | 4.5ft (1.4m) 14s |
| Most Powerful | 11AM (Tue 13th Oct) | 4.5ft (1.4m) 15s |
Table - best surf conditions forecast for Waialua Rivermouth 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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