Treachery Head surf forecast from 7 Jul 2026:
- Best quality surf: Friday 10 Jul, 10AM (local time) - 6ft (1.8m), 10s period, SE swell with cross-offshore winds.
- Most powerful swell: Wednesday 8 Jul, 10AM (local time) - 10ft (3.0m), 11s period, SSE swell with 1,798 kJ wave energy.
- Next surfable swell (1★+): Friday 10 Jul, 10AM (local time) - 6ft (1.8m), 10s period with SE swell.
Best Forecast Surf Conditions for Treachery Head this week:
The surf forecast for Treachery Head over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jul 10) at 10AM. The primary swell is predicted to be 1.8m and 10s period with a secondary swell of 0.1m and 20s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Treachery Head in the next 16 days are 3.0m 11s and forecast to arrive on Wednesday (Jul 08) at 10AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Sunday (Jul 12) at 10AM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10AM (Fri 10th Jul) | 6ft (1.8m) 10s |
| Best Surf | 10AM (Fri 10th Jul) | 6ft (1.8m) 10s |
| Most Powerful | 10AM (Wed 8th Jul) | 10ft (3.0m) 11s |
Table - best surf conditions forecast for Treachery Head 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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