Waimanalo surf forecast from 6 Oct 2026:
- Best quality surf: Wednesday 7 Oct, 8AM (local time) - 3ft (0.9m), 15s period, NNW swell with cross-offshore winds.
- Most powerful swell: Tuesday 13 Oct, 5AM (local time) - 4ft (1.2m), 15s period, NW swell with 684 kJ wave energy.
- Next surfable swell (1★+): Wednesday 7 Oct, 5AM (local time) - 2.5ft (0.8m), 16s period with NNW swell.
Best Forecast Surf Conditions for Waimanalo this week:
The surf forecast for Waimanalo over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Oct 07) at 5AM. The primary swell is predicted to be 0.8m and 16s period with a secondary swell of 0.6m and 7s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Waimanalo in the next 16 days are 1.2m 15s and forecast to arrive on Tuesday (Oct 13) at 5AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 5s period and expected on Thursday (Oct 08) at 5PM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Wed 7th Oct) | 2.5ft (0.8m) 16s |
| Best Surf | 8AM (Wed 7th Oct) | 3ft (0.9m) 15s |
| Most Powerful | 5AM (Tue 13th Oct) | 4ft (1.2m) 15s |
Table - best surf conditions forecast for Waimanalo 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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