Surf Forecasts:
Dump Beach surf forecast from 17 Jun 2026:
- Best quality surf: Tuesday 23 Jun, 3PM (local time) - 7ft (2.1m), 16s period, SSW swell with offshore winds.
- Most powerful swell: Friday 19 Jun, 3AM (local time) - 7ft (2.2m), 20s period, SW swell with 3,676 kJ wave energy.
- Next surfable swell (1★+): Thursday 18 Jun, 3AM (local time) - 3ft (0.9m), 12s period with SW swell.
Best Forecast Surf Conditions for Dump Beach this week:
The surf forecast for Dump Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jun 18) at 3AM. The primary swell is predicted to be 0.9m and 12s period with a secondary swell of 0.1m and 9s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Dump Beach in the next 16 days are 2.2m 20s and forecast to arrive on Friday (Jun 19) 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 1.1m 4s period and expected on Thursday (Jun 18) at 3PM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Thu 18th Jun) | 3ft (0.9m) 12s |
| Best Surf | 3PM (Tue 23rd Jun) | 7ft (2.1m) 16s |
| Most Powerful | 3AM (Fri 19th Jun) | 7ft (2.2m) 20s |
Table - best surf conditions forecast for Dump Beach over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 22mm), heaviest during Wed afternoon. Very mild (max 17°C on Wed afternoon, min 11°C on Fri afternoon). Mainly fresh winds. | Days 5-7 Weather SummaryMostly dry. Very mild (max 13°C on Sat afternoon, min 10°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Wed 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | SSW 12 | SSW 12 | SW 12 | WSW 20 | SW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 15 | SSW 15 | SW 15 | SW 14 | SSW 16 | SSW 14 | SSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 465 | 268 | 180 | 147 | 1902 | 3388 | 3495 | 3192 | 2226 | 1267 | 656 | 886 | 662 | 653 | 869 | 763 | 1237 | 1130 | 2128 | 2061 | 2146 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | cross-off | cross | cross-on | cross-on | on | on | on | glassy | glassy | off | off | off | off | off | off | cross-off | cross-off |
High Tide | 2:40PM1.37m | 1:16AM0.63m | 3:06PM1.28m | 2:12AM0.68m | 3:31PM1.18m | 3:08AM0.73m | 3:52PM1.10m | 4:10AM0.78m | 4:07PM1.02m | 5:25AM0.83m | 4:13PM0.97m | 10:59AM1.00m | |||||||||
Low Tide | 6:00AM0.31m | 00:07AM0.63m | 6:35AM0.34m | 11:48PM0.65m | 7:09AM0.41m | 11:39PM0.66m | 7:38AM0.52m | 11:44PM0.64m | 7:56AM0.66m | 00:05AM0.62m | 7:45AM0.81m | 00:39AM0.60m | |||||||||
 |  |  |  | |  | | | | |  | | | | | | |  | |  | | |
 | — | — | 7:22 | — | — | 7:22 | — | — | 7:24 | — | — | 7:24 | — | — | 7:24 | — | — | 7:24 | — | — | 7:24 |
 | 5:07 | — | — | 5:08 | — | — | 5:08 | — | — | 5:08 | — | — | 5:08 | — | — | 5:08 | — | — | 5:09 | — | 5:09 |
mm | 9 | 3 | — | — | 1 | 1 | 2 | 5 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 14 | 14 | 14 | 14 | 13 | 12 | 13 | 13 | 12 | 12 | 12 | 11 | 12 | 12 | 11 | 13 | 14 | 13 | 14 |
Feels °C | 16 | 14 | 7 | 7 | 7 | 8 | 7 | 7 | 8 | 8 | 8 | 10 | 10 | 9 | 7 | 8 | 8 | 7 | 9 | 8 | 11 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 12 | SSW 12 | SW 12 | NE 5 | SSW 18 | SSW 18 | SSW 16 | SSW 11 | SSW 11 | SSW 10 | SSW 14 | SSW 14 | SSW 13 | SSW 15 | SSW 15 | SW 15 | SW 14 | SSW 16 | SSW 14 | SSW 13 |
| kJ | 465 | 268 | 180 | 147 | 1 | 907 | 751 | 667 | 2226 | 1267 | 653 | 886 | 662 | 653 | 869 | 763 | 1237 | 1130 | 2128 | 2061 | 2146 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | S 9 | S 25 | SSW 23 | N 6 | — | — | — | SSW 16 | SSW 15 | SSW 15 | S 8 | SSW 9 | SSW 16 | — | — | — | — | — | — | — |
| kJ | 9 | 2 | 12 | 106 | 1 | — | — | — | 627 | 730 | 656 | 171 | 193 | 291 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | S 9 | SW 23 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 2 | 86 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 3 | N 3 | NW 4 | NW 4 | WSW 20 | SW 12 | SSW 12 | SSW 12 | SSW 11 | — | — | — | — | — | NNW 3 | NW 3 | NW 3 | N 3 | NW 4 | NNW 4 | NNW 4 |
| kJ | 4 | 8 | 25 | 39 | 1902 | 3388 | 3495 | 3192 | 1616 | — | — | — | — | — | 1 | 3 | 4 | 3 | 13 | 19 | 5 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 5 | 5 | 406 | 525 | 873 | 580 | 165 | 134 | 134 | 134 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 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 Dump Beach 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 Dump Beach Surf forecast
The above surf forecast table for Dump Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dump Beach can be found by selecting the local surf guide option on the grey menu. Our Dump Beach 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 (Dump Beach) 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 Dump Beach 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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