Surf Forecasts:
Chiton Rocks surf forecast from 16 Aug 2026:
- Best quality surf: Sunday 23 Aug, 9AM (local time) - 8ft (2.5m), 17s period, SSW swell with cross-offshore winds.
- Most powerful swell: Sunday 23 Aug, 12PM (local time) - 8ft (2.5m), 17s period, SSW swell with 3,904 kJ wave energy.
- Next surfable swell (1★+): Monday 17 Aug, 12AM (local time) - 5.5ft (1.7m), 14s period with SSW swell.
Best Forecast Surf Conditions for Chiton Rocks this week:
The surf forecast for Chiton Rocks over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 17) at 12AM. The primary swell is predicted to be 1.7m and 14s period with a secondary swell of 0.1m and 26s. Another secondary swell of 0.4m and 3s is also forecast. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Chiton Rocks in the next 16 days are 2.5m 17s and forecast to arrive on Sunday (Aug 23) at 12PM. 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 Tuesday (Aug 18) at 12AM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Mon 17th Aug) | 5.5ft (1.7m) 14s |
| Best Surf | 9AM (Sun 23rd Aug) | 8ft (2.5m) 17s |
| Most Powerful | 12PM (Sun 23rd Aug) | 8ft (2.5m) 17s |
Table - best surf conditions forecast for Chiton Rocks over the next 16 days.
Short Range ForecastLight rain (total 2mm), mostly falling on Tue afternoon. Very mild (max 17°C on Tue afternoon, min 11°C on Sun afternoon). Winds increasing (calm on Sun night, fresh winds from the WNW by Wed morning). | Days 5-7 Weather SummaryMostly dry. Very mild (max 15°C on Wed afternoon, min 11°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||
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) | SSW 14 | SSW 14 | SSW 16 | SSW 16 | SSW 15 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SW 11 | SW 13 | SW 12 | SW 16 | SW 14 | SW 17 | SSW 16 | SSW 15 | SSW 16 | SSW 15 |
Wave Graph  | ||||||||||||||||||||
 kJ | 1396 | 994 | 659 | 1531 | 807 | 742 | 573 | 519 | 314 | 279 | 544 | 529 | 379 | 1317 | 1491 | 2512 | 2206 | 2016 | 3074 | 2479 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-off | cross | cross-on | cross-off |
High Tide | 2:35AM0.98m | 2:33PM1.01m | 3:07AM1.04m | 2:43PM0.98m | 3:42AM1.07m | 2:47PM0.96m | 4:20AM1.07m | 2:36PM0.94m | 5:04AM1.04m | 6:12AM0.99m | ||||||||||
Low Tide | 8:23PM0.43m | 8:11AM0.47m | 8:30PM0.39m | 8:40AM0.58m | 8:41PM0.37m | 9:04AM0.70m | 8:53PM0.38m | 9:14AM0.83m | 9:03PM0.40m | 8:38AM0.94m | 9:06PM0.42m | 7:35AM0.99m | 9:02PM0.45m | |||||||
 |  |  |  |  | |  |  | | | | | | | | | | | |  | |
 | — | — | 6:54 | — | — | 6:54 | — | — | 6:52 | — | — | 6:50 | — | — | 6:50 | — | — | 6:48 | — | — |
 | 5:43 | — | — | 5:44 | — | — | 5:45 | — | — | 5:45 | — | — | 5:45 | — | — | 5:46 | — | — | 5:47 | — |
mm | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 12 | 14 | 14 | 13 | 15 | 17 | 15 | 15 | 15 | 12 | 15 | 15 | 12 | 14 | 14 | 13 | 15 | 15 | 13 |
Feels °C | 8 | 10 | 9 | 10 | 9 | 12 | 14 | 11 | 9 | 10 | 10 | 10 | 10 | 9 | 10 | 10 | 10 | 13 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 12 | SSW 16 | SSW 15 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SW 11 | SW 13 | SW 12 | SW 16 | SW 14 | SW 17 | SSW 16 | SSW 15 | SSW 16 | SSW 15 |
| kJ | 1396 | 994 | 426 | 1531 | 807 | 742 | 573 | 519 | 314 | 279 | 544 | 529 | 379 | 1317 | 1491 | 2512 | 2206 | 2016 | 3074 | 2479 |
Swell 2 Height (m) Direction Period (s) | — | S 26 | SSW 16 | SSW 22 | SSW 19 | SW 13 | SW 13 | — | W 5 | SSW 20 | SSW 18 | SSW 16 | SSW 16 | SW 20 | SSW 18 | SSW 17 | — | — | — | SSW 20 |
| kJ | — | 13 | 659 | 185 | 480 | 253 | 180 | — | 1 | 41 | 214 | 326 | 318 | 61 | 565 | 2102 | — | — | — | 157 |
Swell 3 Height (m) Direction Period (s) | — | — | SSW 24 | — | S 10 | — | — | — | — | WSW 9 | SSW 14 | WSW 13 | — | WSW 20 | SSW 18 | — | — | — | — | — |
| kJ | — | — | 55 | — | 30 | — | — | — | — | 7 | 125 | 108 | — | 259 | 874 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SE 3 | ENE 3 | ENE 4 | NE 4 | NE 4 | NE 4 | NNE 4 | NW 3 | W 6 | — | — | NW 4 | — | — | — | — | — | — | NW 3 |
| kJ | — | 2 | 9 | 7 | 51 | 29 | 12 | 35 | 5 | 40 | — | — | 5 | — | — | — | — | — | — | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 162 | 0 | 2 | 2 | 2 | 2 | 0 | 2 | 4 | 405 | 0 | 3 | 580 | 1 | 0 | 5 | 0 | 0 | 3 | 0 |
Best forecast wave conditions in South Australia - East Coast | ||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Chiton Rocks 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 Chiton Rocks Surf forecast
The above surf forecast table for Chiton Rocks provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Chiton Rocks can be found by selecting the local surf guide option on the grey menu. Our Chiton Rocks 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 (Chiton Rocks) 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 Chiton Rocks 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.
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