Kei Mouth surf forecast from 30 Aug 2026:
- Best quality surf: Friday 4 Sep, 5PM (local time) - 11ft (3.5m), 9s period, SSE swell with onshore winds.
- Most powerful swell: Sunday 6 Sep, 11AM (local time) - 13ft (4.0m), 18s period, S swell with 8,695 kJ wave energy.
- Next surfable swell (1★+): Monday 31 Aug, 8AM (local time) - 3.5ft (1.1m), 10s period with ENE swell.
Best Forecast Surf Conditions for Kei Mouth this week:
The surf forecast for Kei Mouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 31) at 8AM. The primary swell is predicted to be 1.1m and 10s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Kei Mouth in the next 16 days are 4.0m 18s and forecast to arrive on Sunday (Sep 06) at 11AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 19s period and expected on Sunday (Sep 06) at 8AM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Mon 31st Aug) | 3.5ft (1.1m) 10s |
| Best Surf | 5PM (Fri 4th Sep) | 11ft (3.5m) 9s |
| Most Powerful | 11AM (Sun 6th Sep) | 13ft (4.0m) 18s |
Table - best surf conditions forecast for Kei 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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