Shark Island (Cronulla) surf forecast from 21 Aug 2026:
- Best quality surf: Sunday 23 Aug, 4AM (local time) - 3ft (0.9m), 11s period, S swell with glassy winds.
- Most powerful swell: Sunday 23 Aug, 7AM (local time) - 4.5ft (1.4m), 10s period, S swell with 426 kJ wave energy.
- Next surfable swell (1★+): Sunday 23 Aug, 4AM (local time) - 3ft (0.9m), 11s period with S swell.
Best Forecast Surf Conditions for Shark Island (Cronulla) this week:
The surf forecast for Shark Island (Cronulla) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 23) at 4AM. The primary swell is predicted to be 0.9m and 11s period with a secondary swell of 0.6m and 4s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Shark Island (Cronulla) in the next 16 days are 1.4m 10s and forecast to arrive on Sunday (Aug 23) at 7AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 5s period and expected on Sunday (Aug 23) at 4AM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Sun 23rd Aug) | 3ft (0.9m) 11s |
| Best Surf | 4AM (Sun 23rd Aug) | 3ft (0.9m) 11s |
| Most Powerful | 7AM (Sun 23rd Aug) | 4.5ft (1.4m) 10s |
Table - best surf conditions forecast for Shark Island (Cronulla) 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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