Surf Forecasts:
D'Estrees Bay surf forecast from 8 Aug 2026:
- Best quality surf: Monday 10 Aug, 9PM (local time) - 10ft (3.0m), 16s period, SSW swell with offshore winds.
- Most powerful swell: Monday 10 Aug, 3AM (local time) - 15ft (4.5m), 19s period, SSW swell with 13,735 kJ wave energy.
- Next surfable swell (1★+): Sunday 9 Aug, 3PM (local time) - 7ft (2.2m), 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 Sunday (Aug 09) at 3PM. The primary swell is predicted to be 2.2m and 16s period with a secondary swell of 1.0m and 21s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at D'Estrees Bay in the next 16 days are 4.5m 19s and forecast to arrive on Monday (Aug 10) at 3AM. 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 Tuesday (Aug 11) at 9AM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3PM (Sun 9th Aug) | 7ft (2.2m) 16s |
| Best Surf | 9PM (Mon 10th Aug) | 10ft (3.0m) 16s |
| Most Powerful | 3AM (Mon 10th Aug) | 15ft (4.5m) 19s |
Table - best surf conditions forecast for D'Estrees Bay over the next 16 days.
Short Range ForecastModerate rain (total 12mm), heaviest on Sun afternoon. Very mild (max 16°C on Sun morning, min 11°C on Mon afternoon). Mainly strong winds. | Days 4-6 Weather SummarySome drizzle, heaviest during Wed morning. Very mild (max 15°C on Fri morning, min 12°C on Wed morning). Winds decreasing (fresh winds from the WSW on Wed morning, light winds from the SW by Fri morning). | ||||||||||||||||||||
Sunday 9 | Monday 10 | Tuesday 11 | Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | |||||||||||||||
AM | 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) | SW 16 | SSW 16 | SSW 19 | SW 17 | SW 16 | SSW 16 | SW 14 | SW 18 | SSW 16 | SW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1031 | 2410 | 11467 | 10733 | 6607 | 3868 | 2626 | 4257 | 7474 | 8742 | 9742 | 7301 | 8008 | 7862 | 5821 | 7807 | 7403 | 5972 | 4547 | 3981 | 2494 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross | cross-off | cross-off | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | off | cross-off | off | cross-off | cross | on | cross-on | on | on |
High Tide | 11:18AM1.00m | 11:42AM1.11m | 00:37AM0.35m | 12:06PM1.18m | 00:00AM0.44m | 12:27PM1.19m | 00:05AM0.56m | 12:44PM1.18m | 00:24AM0.70m | 12:59PM1.14m | 00:49AM0.82m | 1:12PM1.08m | 1:17AM0.92m | ||||||||
Low Tide | 8:42PM0.21m | 8:15PM0.25m | 3:48AM0.31m | 7:51PM0.30m | 4:53AM0.22m | 7:33PM0.33m | 5:35AM0.15m | 7:23PM0.32m | 6:11AM0.12m | 7:21PM0.27m | 6:44AM0.12m | 7:27PM0.20m | |||||||||
 |  |  |  | |  |  | | |  |  |  | | | | | | | | |  | |
 | 7:09 | — | — | 7:07 | — | — | 7:07 | — | — | 7:05 | — | — | 7:03 | — | — | 7:03 | — | — | 7:01 | — | — |
 | — | 5:40 | — | — | 5:42 | — | — | 5:43 | — | — | 5:44 | — | — | 5:44 | — | — | 5:45 | — | — | 5:45 | — |
mm | 1 | 8 | 1 | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 14 | 13 | 12 | 12 | 12 | 15 | 15 | 12 | 13 | 14 | 13 | 14 | 14 | 14 | 15 | 14 | 13 | 13 | 12 | 13 |
Feels °C | 14 | 14 | 7 | 5 | 6 | 8 | 9 | 8 | 5 | 6 | 8 | 8 | 10 | 10 | 11 | 13 | 12 | 10 | 10 | 8 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SSW 16 | — | SSE 8 | SSE 7 | SSW 16 | SW 14 | SW 18 | WNW 9 | SW 17 | — | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 14 |
| kJ | 1031 | 2410 | — | 181 | 132 | 3868 | 2626 | 4257 | 243 | 8742 | — | 7301 | 8008 | 7862 | 5821 | 7807 | 7403 | 5972 | 4547 | 3981 | 2494 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SW 21 | — | — | SSE 7 | SSE 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 555 | 832 | — | — | 140 | 45 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | ENE 5 | NNE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | — | SSW 19 | SW 17 | SW 16 | — | NW 5 | NNW 5 | SSW 16 | — | SSW 16 | — | — | — | — | — | — | — | — | — | — |
| kJ | 9 | — | 11467 | 10733 | 6607 | — | 65 | 46 | 7474 | — | 9742 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 39 | 75 | 235 | 566 | 729 | 95 | 442 | 631 | 948 | 635 | 635 | 102 | 105 | 621 | 87 | 53 | 53 | 53 | 53 | 105 | 53 |
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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