Similan Islands surf forecast from 28 Aug 2026:
- Most powerful swell: Tuesday 1 Sep, 10PM (local time) - 3.5ft (1.0m), 18s period, SW swell with 588 kJ wave energy.
Best Forecast Surf Conditions for Similan Islands this week:
The most powerful waves expected at Similan Islands in the next 16 days are 1.0m 18s and forecast to arrive on Tuesday (Sep 01) at 10PM. Winds are predicted to be onshore at the time the swell arrives.
| Wave Type | Time (+07) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 10PM (Tue 1st Sep) | 3.5ft (1.0m) 18s |
Table - best surf conditions forecast for Similan Islands 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)
Nearest