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Shark Island (Cronulla) Surf Forecast
/ NSW – Sydney South Coast (18 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Shark Island (Cronulla) surfForecast / NSW – Sydney South Coast / Australia
16 Day Weather and Surf, issued 3 pm Monday 18 May 2026 AESTForecast update in hr min s Forecast update imminent
Shark Island (Cronulla) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shark Island (Cronulla) sea temperature is
19.3° C
(Which is 1.0°C colder than average for this time of year)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 Monday (May 18) at 7PM. The primary swell is predicted to be 2.4m and 8s period with a secondary swell of 1.9m and 9s. 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 2.5m 9s and forecast to arrive on Thursday (May 21) at 1AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Monday (May 25) at 4AM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Mon 18th May) | 8ft (2.4m) 8s |
| Best Surf | 7PM (Mon 18th May) | 8ft (2.4m) 8s |
| Most Powerful | 1AM (Thu 21st May) | 8ft (2.5m) 9s |
Table - best surf conditions forecast for Shark Island (Cronulla) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Mon night. Very mild (max 18°C on Mon afternoon, min 14°C on Tue night). Winds increasing (calm on Mon night, fresh winds from the SSW by Wed night). | Days 5-7 Weather SummaryLight rain (total 7mm), mostly falling on Thu afternoon. Very mild (max 19°C on Sun morning, min 16°C on Thu night). Winds decreasing (fresh winds from the SSW on Thu afternoon, calm by Sun morning). | ||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | S 9 | S 9 | S 9 | S 9 | S 9 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | E 10 | ESE 11 | E 10 | E 10 | E 11 | E 11 | |
554 | 573 | 842 | 1059 | 726 | 1173 | 818 | 1190 | 1057 | 732 | 669 | 540 | 459 | 434 | 439 | 432 | 936 | 676 | 689 | 815 | 716 | |
Wind (km/h) | |||||||||||||||||||||
on | off | cross-off | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-on | cross-off | off | |
High Tide | 9:25PM1.80m | 10:21AM1.15m | 10:18PM1.76m | 11:22AM1.10m | 11:14PM1.68m | 12:25PM1.07m | 00:13AM1.58m | 1:32PM1.08m | 1:16AM1.47m | 2:37PM1.12m | 2:20AM1.36m | 3:36PM1.19m | 3:23AM1.26m | ||||||||
Low Tide | 4:18AM-0.03m | 3:46PM0.32m | 5:16AM0.01m | 4:41PM0.38m | 6:15AM0.06m | 5:43PM0.45m | 7:16AM0.12m | 6:52PM0.50m | 8:14AM0.18m | 8:07PM0.53m | 9:08AM0.22m | 9:23PM0.52m | 9:56AM0.26m | ||||||||
 |  | |  |  |  |  | | | | | | |  |  | | | | | | | |
 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:45 | — | — | 6:46 | — | — | 6:47 |
 | 5:00 | — | — | 5:00 | — | — | 4:59 | — | — | 4:59 | — | — | 4:58 | — | — | 4:57 | — | — | 4:57 | — | 4:55 |
2 | 10 | 1 | 2 | 1 | — | — | 1 | — | 1 | 2 | 1 | — | — | — | — | 3 | — | — | 2 | — | |
Temp °C | 18 | 17 | 17 | 17 | 16 | 16 | 17 | 16 | 16 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 17 | 19 | 19 | 17 | 17 |
18 | 18 | 17 | 14 | 14 | 12 | 12 | 9 | 9 | 10 | 12 | 12 | 11 | 13 | 14 | 15 | 16 | 19 | 18 | 15 | 16 | |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 10 | ENE 10 | S 9 | S 9 | ENE 10 | S 9 | S 9 | E 10 | E 10 | E 9 | E 9 | SE 8 | SE 8 | E 10 | ESE 11 | E 10 | E 10 | E 11 | E 11 |
 kJ | 554 | 573 | 842 | 1059 | 621 | 780 | 356 | 848 | 828 | 250 | 158 | 85 | 83 | 434 | 439 | 432 | 936 | 676 | 689 | 815 | 716 |
Swell 2 Height (m) Direction Period (s) | — | — | S 4 | — | ENE 10 | ENE 10 | — | E 10 | E 10 | — | S 16 | S 15 | S 14 | E 10 | — | SE 8 | S 15 | SSE 7 | SSE 7 | S 11 | SSE 16 |
| kJ | — | — | 9 | — | 726 | 492 | — | 250 | 245 | — | 5 | 4 | 4 | 46 | — | 211 | 18 | 29 | 34 | 9 | 87 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 22 | S 19 | S 15 | S 13 | S 12 | S 19 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | 29 | 18 | 3 | 3 | 7 | — |
Wind waves Height (m) Direction Period (s) | — | — | SW 4 | S 5 | — | S 9 | S 9 | S 9 | S 9 | S 9 | SSE 8 | SSE 8 | SSE 8 | — | — | — | — | — | — | SSE 4 | SSE 7 |
| kJ | — | — | 19 | 28 | — | 1173 | 818 | 1190 | 1057 | 732 | 669 | 540 | 459 | — | — | — | — | — | — | 29 | 197 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 46 | 82 | 82 | 46 | 46 | 73 | 40 | 40 | 0 | 0 | 5 | 0 | 0 |
Best forecast wave conditions in Sydney South Coast | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Shark Island (Cronulla) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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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