- Forecast
- Maps
- Live
- Weather State
- Spot Information
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
12 Day Weather and Surf, issued 3 pm Tuesday 16 Sep 2025 AEST
Best Forecast Surf Conditions for Shark Island (Cronulla) this week:
The surf forecast for Shark Island (Cronulla) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 17) at 4AM. The primary swell is predicted to be 0.9m and 8s period with a secondary swell of 0.1m and 8s. Another secondary swell of 0.3m and 2s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Shark Island (Cronulla) in the next 12 days are 1.4m 10s and forecast to arrive on Sunday (Sep 21) at 4AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 4s period and expected on Saturday (Sep 20) at 7PM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Wed 17th Sep) | 3ft (0.9m) 8s |
| Best Surf | 7AM (Thu 18th Sep) | 5ft (1.5m) 6s |
| Most Powerful | 4AM (Sun 21st Sep) | 4.5ft (1.4m) 10s |
Table - best surf conditions forecast for Shark Island (Cronulla) over the next 12 days.
Short Range Forecast Mostly dry. Warm (max 27°C on Tue afternoon, min 12°C on Wed night). Winds decreasing (fresh winds from the WSW on Wed afternoon, calm by Thu morning). | Days 3-6 Weather Summary Some drizzle, heaviest during Fri afternoon. Warm (max 23°C on Fri afternoon, min 10°C on Sat night). Winds decreasing (fresh winds from the WSW on Sat afternoon, calm by Sun afternoon). | ||||||||||||||||||||||
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |||
Rating (10 max) | |||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||||
| Period(s) (?) | 7 | 8 | 8 | 8 | 8 | 7 | 8 | 11 | 9 | 6 | 10 | 6 | 7 | 9 | 8 | 8 | 10 | 9 | 9 | 10 | 9 | ||
Wave (?)Graph  | |||||||||||||||||||||||
| Energy (?) | 64 | 117 | 90 | 59 | 50 | 232 | 140 | 81 | 107 | 119 | 90 | 72 | 37 | 387 | 207 | 154 | 120 | 100 | 138 | 154 | 273 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross- off | off | off | glass | cross- on | cross- off | cross | cross | cross | cross- off | off | cross- off | cross- off | cross- on | cross- off | cross- off | cross | cross- off | glass | ||
High Tide / height (m) | 5:06AM 1.01 | 4:59PM 1.48 | 5:58AM 1.09 | 5:53PM 1.51 | 6:41AM 1.17 | 6:39PM 1.52 | 7:18AM 1.25 | 7:19PM 1.51 | 7:51AM 1.32 | 7:56PM 1.47 | 8:23AM 1.38 | 8:32PM 1.41 | 8:54AM 1.42 | ||||||||||
Low Tide / height (m) | 10:59PM 0.26 | 10:27AM 0.49 | 11:53PM 0.21 | 11:29AM 0.42 | 12:36AM 0.18 | 12:20PM 0.36 | 1:12AM 0.16 | 1:05PM 0.30 | 1:44AM 0.15 | 1:46PM 0.26 | 2:14AM 0.17 | 2:25PM 0.24 | 2:42AM 0.20 | ||||||||||
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||
| Sunrise | - | - | 5:52 | - | - | 5:50 | - | - | 5:50 | - | - | 5:48 | - | - | 5:47 | - | - | 5:46 | - | - | 5:43 | ||
| Sunset | 5:45 | - | - | 5:46 | - | - | 5:47 | - | - | 5:47 | - | - | 5:49 | - | - | 5:50 | - | - | 5:51 | - | - | ||
 |  |  | |  | | | | |  | | | | | | | | |  |  | | |||
Rain (mm) | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | 1 | 6 | - | ||
| Temp. °C | 27 | 21 | 22 | 22 | 15 | 16 | 17 | 16 | 21 | 23 | 18 | 18 | 17 | 13 | 17 | 16 | 15 | 20 | 20 | 15 | 16 | ||
| Feels °C (?) | 21 | 19 | 19 | 17 | 8 | 15 | 14 | 14 | 18 | 20 | 15 | 12 | 8 | 7 | 14 | 12 | 11 | 15 | 16 | 12 | 13 | ||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for NSW - Sydney South Coast
The wind is still cross-on at Shark Island (Cronulla) (light winds from the N at Cronulla 1 km from Shark Island (Cronulla)). 0.2m 12s groundswell from the E with a 0.1m 8s swell from the SSE. 2 swells combining to make bigger set waves.
1 h 14 min ago
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 12 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.
Nearest