Portland surf forecast from 22 Aug 2026:
- Best quality surf: Sunday 23 Aug, 1PM (local time) - 11ft (3.5m), 16s period, SW swell with offshore winds.
- Most powerful swell: Friday 28 Aug, 4AM (local time) - 11ft (3.5m), 18s period, SW swell with 8,419 kJ wave energy.
- Next surfable swell (1★+): Sunday 23 Aug, 7AM (local time) - 11ft (3.5m), 14s period with SW swell.
Best Forecast Surf Conditions for Portland this week:
The surf forecast for Portland over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 23) at 7AM. The primary swell is predicted to be 3.5m and 14s period with a secondary swell of 1.5m and 18s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Portland in the next 16 days are 3.5m 18s and forecast to arrive on Friday (Aug 28) at 4AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 7s period and expected on Thursday (Aug 27) at 10AM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Sun 23rd Aug) | 11ft (3.5m) 14s |
| Best Surf | 1PM (Sun 23rd Aug) | 11ft (3.5m) 16s |
| Most Powerful | 4AM (Fri 28th Aug) | 11ft (3.5m) 18s |
Table - best surf conditions forecast for Portland 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