Surf Forecasts:
Shark Island (Cronulla) surf forecast from 17 Jun 2026:
- Best quality surf: Thursday 25 Jun, 7AM (local time) - 20ft (6.0m), 13s period, S swell with cross-offshore winds.
- Most powerful swell: Thursday 25 Jun, 7AM (local time) - 20ft (6.0m), 13s period, S swell with 12,611 kJ wave energy.
- Next surfable swell (1★+): Saturday 20 Jun, 10PM (local time) - 1.5ft (0.5m), 11s period with ENE 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 Saturday (Jun 20) at 10PM. The primary swell is predicted to be 0.5m and 11s period with a secondary swell of 0.3m and 12s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Shark Island (Cronulla) in the next 16 days are 6.0m 13s and forecast to arrive on Thursday (Jun 25) at 7AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Tuesday (Jun 23) at 7PM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Sat 20th Jun) | 1.5ft (0.5m) 11s |
| Best Surf | 7AM (Thu 25th Jun) | 20ft (6.0m) 13s |
| Most Powerful | 7AM (Thu 25th Jun) | 20ft (6.0m) 13s |
Table - best surf conditions forecast for Shark Island (Cronulla) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 22°C on Thu afternoon, min 12°C on Sat night). Mainly fresh winds. | Days 4-6 Weather SummaryMostly dry. Very mild (max 19°C on Sun afternoon, min 10°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 11 | ENE 11 | ENE 11 | NE 11 | ENE 11 | ENE 11 | E 11 | E 11 | S 10 | S 9 | S 8 | S 8 | SSE 8 | S 8 | SSE 8 | SSE 7 | S 10 | S 10 | S 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 146 | 163 | 167 | 186 | 211 | 169 | 130 | 66 | 59 | 61 | 69 | 381 | 309 | 324 | 218 | 142 | 133 | 73 | 2320 | 1297 | 8900 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-off | cross | cross | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-off | off | cross-off | off |
High Tide | 11:06AM1.14m | 10:58PM1.70m | 12:02PM1.15m | 11:52PM1.57m | 12:59PM1.17m | 00:46AM1.42m | 1:55PM1.21m | 1:43AM1.27m | 2:50PM1.25m | 2:42AM1.14m | 3:42PM1.31m | 3:44AM1.04m | 4:30PM1.36m | ||||||||
Low Tide | 4:30PM0.34m | 5:52AM0.03m | 5:29PM0.40m | 6:42AM0.11m | 6:33PM0.46m | 7:30AM0.18m | 7:42PM0.50m | 8:16AM0.26m | 8:54PM0.51m | 9:01AM0.33m | 10:05PM0.50m | 9:45AM0.38m | 11:08PM0.45m | ||||||||
 | |  |  | |  |  | |  | | | | | | | | | | | |  | |
 | 6:58 | — | — | 6:58 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 7:01 | — | — |
 | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:53 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 |
Temp °C | 20 | 22 | 18 | 19 | 20 | 16 | 19 | 19 | 14 | 17 | 19 | 14 | 16 | 15 | 14 | 15 | 17 | 13 | 15 | 14 | 13 |
Feels °C | 17 | 18 | 14 | 13 | 15 | 11 | 14 | 14 | 11 | 13 | 16 | 10 | 11 | 11 | 10 | 11 | 14 | 7 | 9 | 8 | 6 |
Swell 1 Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 11 | ENE 11 | ENE 11 | NE 11 | ENE 11 | ENE 11 | E 11 | E 11 | S 10 | S 9 | S 8 | S 8 | SSE 8 | S 8 | SSE 8 | SSE 7 | S 10 | SSE 16 | SSE 13 |
| kJ | 146 | 163 | 167 | 186 | 211 | 169 | 130 | 66 | 59 | 61 | 69 | 381 | 309 | 324 | 218 | 142 | 133 | 73 | 1555 | 452 | 5660 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | S 9 | S 11 | S 11 | S 11 | S 10 | S 14 | NE 7 | S 11 | S 11 | E 11 | E 11 | E 10 | ENE 10 | ENE 10 | SSE 17 | ENE 9 | ENE 9 | E 9 | E 9 | — |
| kJ | 16 | 14 | 9 | 41 | 38 | 17 | 33 | 8 | 23 | 36 | 61 | 57 | 51 | 33 | 32 | 57 | 17 | 16 | 6 | 6 | — |
Swell 3 Height (m) Direction Period (s) | S 12 | S 9 | — | — | S 19 | SSE 16 | S 9 | S 13 | NE 7 | NE 6 | NE 6 | NE 5 | S 14 | SSE 15 | SSE 15 | ENE 10 | SSE 16 | S 14 | — | — | — |
| kJ | 3 | 14 | — | — | 7 | 25 | 6 | 30 | 2 | 2 | 1 | 1 | 37 | 22 | 22 | 18 | 47 | 15 | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 2 | N 4 | N 4 | NNW 4 | NNW 4 | WNW 4 | NNW 3 | NW 3 | NW 3 | WNW 2 | SSE 2 | — | — | — | — | W 3 | — | WSW 3 | S 10 | S 10 | S 13 |
| kJ | 1 | 9 | 13 | 16 | 11 | 7 | 2 | 3 | 2 | 1 | 1 | — | — | — | — | 3 | — | 2 | 2320 | 1297 | 8900 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1 | 16 | 15 | 41 | 15 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 |
Best forecast wave conditions in Sydney South Coast | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
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Information about the Shark Island (Cronulla) Surf forecast
The above surf forecast table for Shark Island (Cronulla) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Shark Island (Cronulla) can be found by selecting the local surf guide option on the grey menu. Our Shark Island (Cronulla) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Shark Island (Cronulla)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Shark Island (Cronulla) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Shark Island (Cronulla) is 2 km (1 miles) from Cronulla. If you plan a holiday in Sydney South Coast, look for hotels and other accommodation in Cronulla. Cronulla has rooms for a wide range of budgets as well as car hire and transport links.
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