Surf Forecasts:
D'Estrees Bay surf forecast from 5 Aug 2026:
- Best quality surf: Tuesday 11 Aug, 9PM (local time) - 15ft (4.5m), 20s period, SW swell with offshore winds.
- Most powerful swell: Wednesday 12 Aug, 12AM (local time) - 18ft (5.5m), 19s period, SW swell with 21,198 kJ wave energy.
- Next surfable swell (1★+): Thursday 6 Aug, 6AM (local time) - 5ft (1.5m), 16s period with SSW swell.
Best Forecast Surf Conditions for D'Estrees Bay this week:
The surf forecast for D'Estrees Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 06) at 6AM. The primary swell is predicted to be 1.5m and 16s period with a secondary swell of 0.5m and 8s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at D'Estrees Bay in the next 16 days are 5.5m 19s and forecast to arrive on Wednesday (Aug 12) at 12AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Saturday (Aug 08) at 3AM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Thu 6th Aug) | 5ft (1.5m) 16s |
| Best Surf | 9PM (Tue 11th Aug) | 15ft (4.5m) 20s |
| Most Powerful | 12AM (Wed 12th Aug) | 18ft (5.5m) 19s |
Table - best surf conditions forecast for D'Estrees Bay over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 16°C on Fri afternoon, min 12°C on Wed night). Winds increasing (calm on Thu night, fresh winds from the N by Sat morning). | Days 5-7 Weather SummaryHeavy rain (total 23mm), heaviest during Tue afternoon. Very mild (max 15°C on Mon morning, min 10°C on Sat night). Winds decreasing (strong winds from the WSW on Sun afternoon, calm by Tue afternoon). | ||||||||||||||||||
Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | Monday 10 | Tuesday 11 | ||||||||||||||
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 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SW 16 | SW 16 | SW 19 | SW 17 | SSW 16 | SSW 15 | SW 14 | SW 13 | SW 19 |
Wave Graph  | |||||||||||||||||||
 kJ | 1276 | 1214 | 1904 | 3497 | 3725 | 3991 | 2681 | 2596 | 2378 | 1621 | 2107 | 5750 | 15042 | 9774 | 6489 | 3506 | 2717 | 2535 | 21198 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | glassy | cross-off |
High Tide | 3:48AM0.89m | 2:09PM0.75m | 4:44AM0.84m | 12:55PM0.74m | 11:05AM0.87m | 11:18AM1.00m | 11:42AM1.11m | 00:37AM0.35m | 12:06PM1.18m | 00:00AM0.44m | |||||||||
Low Tide | 9:25AM0.55m | 9:03PM0.17m | 9:45AM0.71m | 9:05PM0.17m | 9:00PM0.18m | 8:42PM0.21m | 8:15PM0.25m | 3:48AM0.31m | 7:51PM0.30m | ||||||||||
 |  | |  | | | | |  |  |  | | | | | |  |  | | |
 | — | 7:11 | — | — | 7:11 | — | — | 7:09 | — | — | 7:09 | — | — | 7:07 | — | — | 7:07 | — | — |
 | — | — | 5:38 | — | — | 5:39 | — | — | 5:39 | — | — | 5:40 | — | — | 5:42 | — | — | 5:43 | — |
mm | — | — | — | — | — | — | — | — | — | 6 | 4 | 2 | — | — | 1 | 2 | 2 | 6 | — |
Temp °C | 13 | 14 | 14 | 13 | 15 | 16 | 15 | 16 | 16 | 13 | 12 | 11 | 11 | 15 | 15 | 13 | 14 | 11 | 12 |
Feels °C | 11 | 12 | 13 | 12 | 10 | 12 | 10 | 10 | 11 | 8 | 5 | 4 | 2 | 10 | 11 | 8 | 7 | 10 | 4 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SW 16 | N 5 | SW 19 | SW 17 | SSW 16 | SSW 15 | SW 14 | SW 13 | SW 19 |
| kJ | 1276 | 1214 | 1904 | 3497 | 3725 | 3991 | 2681 | 2596 | 2378 | 1621 | 2107 | 4 | 15042 | 9774 | 6489 | 3506 | 2717 | 2535 | 21198 |
Swell 2 Height (m) Direction Period (s) | S 7 | W 6 | S 8 | WSW 6 | SW 19 | SW 14 | — | — | WNW 7 | — | W 6 | — | — | — | — | — | — | SW 24 | — |
| kJ | 39 | 6 | 33 | 13 | 184 | 1099 | — | — | 54 | — | 19 | — | — | — | — | — | — | 347 | — |
Swell 3 Height (m) Direction Period (s) | — | W 6 | SW 5 | SSE 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 6 | 10 | 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | S 9 | — | — | N 3 | N 4 | N 4 | NNW 5 | N 5 | N 5 | N 4 | SW 16 | SW 19 | — | — | NNW 4 | NNW 4 | N 5 | SSW 19 |
| kJ | 7 | 56 | — | — | 7 | 15 | 48 | 66 | 18 | 60 | 36 | 5750 | 12748 | — | — | 26 | 46 | 77 | 16910 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 39 | 53 | 53 | 67 | 67 | 67 | 39 | 108 | 99 | 39 | 374 | 572 | 653 | 105 | 102 | 98 | 631 | 95 | 442 |
Best forecast wave conditions in Kangaroo Island | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
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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 D'Estrees Bay 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 D'Estrees Bay Surf forecast
The above surf forecast table for D'Estrees Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at D'Estrees Bay can be found by selecting the local surf guide option on the grey menu. Our D'Estrees Bay 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 (D'Estrees Bay) 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 D'Estrees Bay 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.
Are you planning a holiday in Kangaroo Island? If you are looking for accommodation near D'Estrees Bay, camping, hotels and holiday cottages in Kangaroo Island, consider staying in Kingscote which is 32 km (20 miles) away. Alternatively, find information about places to stay and car hire in Rapid Bay which is 70 km (43 miles) away
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