Cottesloe Beach surf forecast from 22 Aug 2026:
- Best quality surf: Wednesday 26 Aug, 8PM (local time) - 11ft (3.5m), 17s period, WSW swell with glassy winds.
- Most powerful swell: Wednesday 26 Aug, 11AM (local time) - 13ft (4.0m), 19s period, WSW swell with 10,030 kJ wave energy.
- Next surfable swell (1★+): Sunday 23 Aug, 11PM (local time) - 6ft (1.8m), 13s period with WSW swell.
Best Forecast Surf Conditions for Cottesloe Beach this week:
The surf forecast for Cottesloe Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 23) at 11PM. The primary swell is predicted to be 1.8m and 13s period with a secondary swell of 1.1m and 16s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Cottesloe Beach in the next 16 days are 4.0m 19s and forecast to arrive on Wednesday (Aug 26) at 11AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 6s period and expected on Sunday (Aug 23) at 2AM.
| Wave Type | Time (AWST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Sun 23rd Aug) | 6ft (1.8m) 13s |
| Best Surf | 8PM (Wed 26th Aug) | 11ft (3.5m) 17s |
| Most Powerful | 11AM (Wed 26th Aug) | 13ft (4.0m) 19s |
Table - best surf conditions forecast for Cottesloe 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