Castles Beach surf forecast from 22 Aug 2026:
- Most powerful swell: Sunday 23 Aug, 2AM (local time) - 6.5ft (2.0m), 7s period, E swell with 393 kJ wave energy.
Best Forecast Surf Conditions for Castles Beach this week:
The most powerful waves expected at Castles Beach in the next 16 days are 2.0m 7s and forecast to arrive on Sunday (Aug 23) at 2AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 12s period and expected on Monday (Aug 24) at 2AM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 2AM (Sun 23rd Aug) | 6.5ft (2.0m) 7s |
Table - best surf conditions forecast for Castles 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)
Nearest