Nai Harn Beach surf forecast from 6 Oct 2026:
- Best quality surf: Tuesday 13 Oct, 10AM (local time) - 3ft (0.9m), 6s period, WSW swell with glassy winds.
- Most powerful swell: Tuesday 13 Oct, 7AM (local time) - 3.5ft (1.0m), 7s period, WSW swell with 83 kJ wave energy.
- Next surfable swell (1★+): Tuesday 13 Oct, 10AM (local time) - 3ft (0.9m), 6s period with WSW swell.
Best Forecast Surf Conditions for Nai Harn Beach this week:
The surf forecast for Nai Harn Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Oct 13) at 10AM. The primary swell is predicted to be 0.9m and 6s period with a secondary swell of 0.1m and 19s. Another secondary swell of 0.1m and 19s is also forecast. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Nai Harn Beach in the next 16 days are 1.0m 7s and forecast to arrive on Tuesday (Oct 13) at 7AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Friday (Oct 09) at 4AM.
| Wave Type | Time (+07) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10AM (Tue 13th Oct) | 3ft (0.9m) 6s |
| Best Surf | 10AM (Tue 13th Oct) | 3ft (0.9m) 6s |
| Most Powerful | 7AM (Tue 13th Oct) | 3.5ft (1.0m) 7s |
Table - best surf conditions forecast for Nai Harn Beach 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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