Surf Forecasts:
Dump Beach surf forecast from 26 Jul 2026:
- Best quality surf: Wednesday 29 Jul, 3AM (local time) - 18ft (5.5m), 16s period, SSW swell with cross-onshore winds.
- Most powerful swell: Wednesday 29 Jul, 3AM (local time) - 18ft (5.5m), 16s period, SSW swell with 13,404 kJ wave energy.
- Next surfable swell (1★+): Sunday 26 Jul, 9PM (local time) - 5ft (1.6m), 11s period with SSW 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 Sunday (Jul 26) at 9PM. The primary swell is predicted to be 1.6m and 11s period with a secondary swell of 0.5m and 15s. 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 5.5m 16s and forecast to arrive on Wednesday (Jul 29) at 3AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 6s period and expected on Sunday (Aug 02) at 9PM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Sun 26th Jul) | 5ft (1.6m) 11s |
| Best Surf | 3AM (Wed 29th Jul) | 18ft (5.5m) 16s |
| Most Powerful | 3AM (Wed 29th Jul) | 18ft (5.5m) 16s |
Table - best surf conditions forecast for Dump Beach over the next 16 days.
Short Range ForecastLight rain (total 2mm), mostly falling on Tue morning. Very mild (max 16°C on Mon afternoon, min 11°C on Tue afternoon). Winds increasing (light winds from the NW on Sun afternoon, fresh winds from the WSW by Tue afternoon). | Days 5-7 Weather SummaryMostly dry. Very mild (max 14°C on Sat morning, min 9°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Sun 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 31 | Saturday 1 | ||||||||||||||
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 11 | SSW 11 | SSW 13 | SSW 11 | SW 12 | SW 16 | SW 15 | SSW 15 | SSW 16 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 17 | SSW 16 | SSW 17 |
Wave Graph  | ||||||||||||||||||||
 kJ | 673 | 480 | 711 | 483 | 792 | 2412 | 4614 | 8380 | 6418 | 4164 | 2215 | 1363 | 1028 | 934 | 626 | 560 | 543 | 563 | 1094 | 1865 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross | cross-on | cross-on | glassy | cross-off | glassy | cross-off | cross-off | off | cross-off |
High Tide | 00:06AM0.58m | 12:20PM1.33m | 00:27AM0.59m | 12:44PM1.34m | 00:48AM0.60m | 1:08PM1.33m | 1:10AM0.62m | 1:32PM1.31m | 1:32AM0.66m | 1:55PM1.27m | 1:56AM0.71m | 2:19PM1.22m | 2:23AM0.78m | |||||||
Low Tide | 9:36PM0.54m | 9:24PM0.52m | 4:07AM0.48m | 9:14PM0.49m | 4:58AM0.41m | 9:05PM0.45m | 5:41AM0.35m | 9:01PM0.43m | 6:21AM0.31m | 9:01PM0.41m | 6:58AM0.30m | 9:05PM0.41m | ||||||||
 |  |  | |  |  | | | | | | | | | | | | | | | |
 | — | — | 7:15 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — | — | 7:11 | — | — | 7:11 | — | — |
 | 5:27 | — | — | 5:28 | — | — | 5:29 | — | — | 5:29 | — | — | 5:30 | — | — | 5:30 | — | — | 5:31 | — |
mm | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 13 | 15 | 16 | 15 | 14 | 11 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 12 | 12 | 10 | 14 | 14 | 12 |
Feels °C | 13 | 11 | 9 | 10 | 9 | 7 | 4 | 5 | 7 | 7 | 8 | 7 | 7 | 9 | 9 | 9 | 7 | 10 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | SSW 11 | SSW 11 | SSW 13 | SSW 11 | SW 12 | SSW 16 | — | — | SSW 16 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 12 | SSW 16 | SSW 17 |
| kJ | 673 | 480 | 711 | 483 | 792 | 641 | — | — | 6418 | 4164 | 2215 | 1363 | 1028 | 934 | 626 | 560 | 543 | 260 | 1094 | 1865 |
Swell 2 Height (m) Direction Period (s) | — | SSW 15 | S 10 | S 9 | — | — | — | — | — | — | — | S 9 | S 8 | SW 23 | S 8 | SSW 20 | SSW 18 | SSW 17 | SW 11 | WSW 18 |
| kJ | — | 89 | 7 | 6 | — | — | — | — | — | — | — | 99 | 100 | 21 | 33 | 336 | 360 | 563 | 137 | 986 |
Swell 3 Height (m) Direction Period (s) | — | SSE 10 | SSE 10 | — | — | — | — | — | — | — | — | — | — | SW 23 | SSW 21 | SSE 8 | SSE 8 | SE 8 | WSW 20 | — |
| kJ | — | 33 | 32 | — | — | — | — | — | — | — | — | — | — | 21 | 90 | 21 | 13 | 2 | 272 | — |
Wind waves Height (m) Direction Period (s) | — | — | N 3 | NNW 3 | WNW 4 | SW 16 | SW 15 | SSW 15 | — | — | — | — | — | — | — | — | NNE 3 | NNE 3 | NNE 3 | N 3 |
| kJ | — | — | 7 | 8 | 25 | 2412 | 4614 | 8380 | — | — | — | — | — | — | — | — | 4 | 3 | 4 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 343 | 3 | 878 | 1026 | 134 | 134 | 134 | 3 | 134 | 134 | 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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