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Cobblestones Surf Forecast
/ WA – Margaret River (57 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
Cobblestones surfForecast / WA – Margaret River / Australia
16 Day Weather and Surf, issued 1 pm Monday 11 May 2026 AWSTForecast update in hr min s Forecast update imminent
Cobblestones surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cobblestones sea temperature is
20.9° C
(Which is slightly warmer than usual)Best Forecast Surf Conditions for Cobblestones this week:
The surf forecast for Cobblestones over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (May 18) at 2AM. The primary swell is predicted to be 1.9m and 11s period with a secondary swell of 0.8m and 20s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Cobblestones in the next 16 days are 4.5m 16s and forecast to arrive on Wednesday (May 13) at 5AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 6s period and expected on Monday (May 11) at 11PM.
| Wave Type | Time (AWST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Mon 18th May) | 6ft (1.9m) 11s |
| Best Surf | 2AM (Mon 18th May) | 6ft (1.9m) 11s |
| Most Powerful | 5AM (Wed 13th May) | 15ft (4.5m) 16s |
Table - best surf conditions forecast for Cobblestones over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Wed afternoon. Warm (max 21°C on Mon afternoon, min 15°C on Thu morning). Winds decreasing (fresh winds from the N on Mon afternoon, light winds from the SSW by Wed night). | Days 5-7 Weather SummaryModerate rain (total 11mm), heaviest on Thu night. Very mild (max 18°C on Sat morning, min 15°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Mon 11 | Tuesday 12 | Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | Sunday 17 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
WSW 13 | WSW 12 | WSW 13 | W 14 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | WSW 18 | |
454 | 980 | 1808 | 3701 | 9411 | 8642 | 7008 | 4889 | 4240 | 3365 | 5929 | 5487 | 6168 | 3846 | 2515 | 2183 | 1936 | 1304 | 1131 | 894 | 1267 | |
Wind (km/h) | |||||||||||||||||||||
cross-off | cross-off | cross | cross | cross-off | cross-on | cross-on | cross-on | on | on | on | cross-on | on | on | on | cross-on | cross | cross-on | cross-on | cross-off | cross-off | |
High Tide | 5:55PM0.74m | 8:08AM0.81m | 8:03PM0.71m | 7:59AM0.85m | 9:43PM0.69m | 8:06AM0.92m | 8:23AM0.99m | 8:46AM1.06m | 9:12AM1.11m | 9:41AM1.14m | |||||||||||
Low Tide | 2:34PM0.72m | 1:04AM0.56m | 2:45PM0.60m | 1:16AM0.60m | 3:21PM0.50m | 1:13AM0.65m | 4:04PM0.40m | 4:53PM0.34m | 5:46PM0.30m | 6:44PM0.28m | |||||||||||
 |  | | |  |  |  |  |  | |  |  | |  | | | | | | | | |
 | — | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — | 7:05 | — | — | 7:05 |
 | 5:30 | — | — | 5:30 | — | — | 5:29 | — | — | 5:28 | — | — | 5:27 | — | — | 5:27 | — | — | 5:25 | — | 5:24 |
— | — | — | — | — | — | 2 | — | — | — | 3 | 1 | 1 | 3 | 2 | 1 | — | — | — | — | — | |
Temp °C | 21 | 20 | 21 | 21 | 20 | 20 | 20 | 17 | 16 | 16 | 17 | 17 | 16 | 17 | 18 | 18 | 17 | 16 | 16 | 15 | 16 |
15 | 16 | 17 | 17 | 18 | 16 | 16 | 14 | 11 | 11 | 13 | 12 | 12 | 11 | 13 | 13 | 13 | 14 | 13 | 13 | 15 | |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 12 | WSW 13 | W 14 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 |
 kJ | 454 | 980 | 1808 | 3701 | 9411 | 8642 | 7008 | 4889 | 4240 | 3365 | 5929 | 5487 | 6168 | 3846 | 2515 | 2183 | 1936 | 1304 | 1131 | 894 | 677 |
Swell 2 Height (m) Direction Period (s) | WSW 15 | SSW 16 | WSW 16 | SSW 13 | — | — | — | — | SSW 13 | — | — | SSW 17 | — | — | — | — | SW 24 | SW 21 | WSW 21 | WSW 20 | WSW 18 |
| kJ | 172 | 25 | 547 | 102 | — | — | — | — | 1543 | — | — | 1192 | — | — | — | — | 22 | 117 | 178 | 432 | 1267 |
Swell 3 Height (m) Direction Period (s) | W 12 | W 18 | SSW 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 12 | SW 23 | S 11 |
| kJ | 103 | 6 | 40 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 26 | 140 | 23 |
Wind waves Height (m) Direction Period (s) | NNW 7 | NNW 6 | NNW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 328 | 238 | 80 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 143 | 143 | 53 | 53 | 86 | 201 | 2 | 2 | 2 | 2 | 89 | 2 | 2 | 251 | 89 | 89 | 1 | 1 | 31 | 0 | 0 |
Best forecast wave conditions in Margaret River | |||||||||||||||||||||
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 Cobblestones 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 Cobblestones Surf forecast
The above surf forecast table for Cobblestones provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Cobblestones can be found by selecting the local surf guide option on the grey menu. Our Cobblestones 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 (Cobblestones) 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 Cobblestones 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.
Cobblestones is 85 km (53 miles) from the city of Bunbury. If you plan a holiday in Margaret River, look for hotels and other accommodation in Bunbury. Bunbury has rooms for a wide range of budgets as well as car hire and transport links.
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