Greenough River Mouth surf forecast from 5 Sep 2026:
- Best quality surf: Sunday 6 Sep, 11AM (local time) - 10ft (3.0m), 13s period, SW swell with cross-offshore winds.
- Most powerful swell: Monday 7 Sep, 5AM (local time) - 10ft (3.0m), 18s period, SW swell with 5,618 kJ wave energy.
- Next surfable swell (1★+): Sunday 6 Sep, 2AM (local time) - 5.5ft (1.7m), 13s period with SW swell.
Best Forecast Surf Conditions for Greenough River Mouth this week:
The surf forecast for Greenough River Mouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 06) at 2AM. The primary swell is predicted to be 1.7m and 13s period with a secondary swell of 1.5m and 8s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Greenough River Mouth in the next 16 days are 3.0m 18s and forecast to arrive on Monday (Sep 07) at 5AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Monday (Sep 07) at 5PM.
| Wave Type | Time (AWST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sun 6th Sep) | 5.5ft (1.7m) 13s |
| Best Surf | 11AM (Sun 6th Sep) | 10ft (3.0m) 13s |
| Most Powerful | 5AM (Mon 7th Sep) | 10ft (3.0m) 18s |
Table - best surf conditions forecast for Greenough River Mouth 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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