Kahuku Ranch surf forecast from 9 Jul 2026:
- Best quality surf: Thursday 9 Jul, 2AM (local time) - 2.5ft (0.7m), 13s period, SSW swell with offshore winds.
- Most powerful swell: Wednesday 15 Jul, 8AM (local time) - 2.5ft (0.8m), 16s period, WNW swell with 337 kJ wave energy.
- Next surfable swell (1★+): Thursday 9 Jul, 2AM (local time) - 2.5ft (0.7m), 13s period with SSW swell.
Best Forecast Surf Conditions for Kahuku Ranch this week:
The surf forecast for Kahuku Ranch over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jul 09) at 2AM. The primary swell is predicted to be 0.7m and 13s period with a secondary swell of 0.4m and 9s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Kahuku Ranch in the next 16 days are 0.8m 16s and forecast to arrive on Wednesday (Jul 15) 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 2.3m 8s period and expected on Sunday (Jul 12) at 8PM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Thu 9th Jul) | 2.5ft (0.7m) 13s |
| Best Surf | 2AM (Thu 9th Jul) | 2.5ft (0.7m) 13s |
| Most Powerful | 8AM (Wed 15th Jul) | 2.5ft (0.8m) 16s |
Table - best surf conditions forecast for Kahuku Ranch 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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