Josiahs Bay surf forecast from 23 Aug 2026:
- Most powerful swell: Thursday 27 Aug, 8AM (local time) - 4ft (1.2m), 13s period, E swell with 513 kJ wave energy.
Best Forecast Surf Conditions for Josiahs Bay this week:
The most powerful waves expected at Josiahs Bay in the next 16 days are 1.2m 13s and forecast to arrive on Thursday (Aug 27) 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 1.5m 6s period and expected on Saturday (Aug 29) at 2AM.
| Wave Type | Time (AST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 8AM (Thu 27th Aug) | 4ft (1.2m) 13s |
Table - best surf conditions forecast for Josiahs Bay 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