Surf Forecasts:
Dump Beach surf forecast from 2 Aug 2026:
- Best quality surf: Monday 10 Aug, 3AM (local time) - 15ft (4.5m), 16s period, SW swell with cross-offshore winds.
- Most powerful swell: Monday 10 Aug, 9AM (local time) - 16ft (5.0m), 17s period, SSW swell with 13,664 kJ wave energy.
- Next surfable swell (1★+): Tuesday 4 Aug, 6PM (local time) - 5.5ft (1.7m), 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 Tuesday (Aug 04) at 6PM. The primary swell is predicted to be 1.7m and 11s period with a secondary swell of 0.8m and 15s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Dump Beach in the next 16 days are 5.0m 17s and forecast to arrive on Monday (Aug 10) at 9AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.1m 7s period and expected on Sunday (Aug 09) at 6AM.
| Wave Type | Time (ACST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Tue 4th Aug) | 5.5ft (1.7m) 11s |
| Best Surf | 3AM (Mon 10th Aug) | 15ft (4.5m) 16s |
| Most Powerful | 9AM (Mon 10th Aug) | 16ft (5.0m) 17s |
Table - best surf conditions forecast for Dump Beach over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 13°C on Mon morning, min 8°C on Tue night). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 7mm), mostly falling on Sat afternoon. Very mild (max 17°C on Fri morning, min 10°C on Sat night). Winds increasing (calm on Thu night, fresh winds from the WSW by Sat night). | ||||||||||||||||||||
Monday 3 | Tuesday 4 | Wednesday 5 | Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | |||||||||||||||
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 14 | SW 14 | SSW 13 | SSW 12 | SSW 11 | SSW 10 | SSW 19 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 17 | SSW 16 | SSW 15 | SSW 14 | WSW 7 | SW 10 | SW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2265 | 3155 | 1850 | 1106 | 853 | 532 | 470 | 413 | 1032 | 666 | 683 | 1368 | 1655 | 1238 | 1734 | 1289 | 975 | 701 | 587 | 1480 | 3932 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross | cross-on | cross-off | cross-off | off | off | cross-off | cross | glassy | cross-off | off | cross-off | off | cross-off | off | cross-off | cross | cross-off |
High Tide | 3:01PM1.10m | 3:23AM0.95m | 3:16PM1.03m | 3:59AM1.01m | 3:20PM0.96m | 4:39AM1.06m | 2:51PM0.93m | 5:32AM1.07m | 11:20AM1.18m | 11:49AM1.29m | |||||||||||
Low Tide | 9:15PM0.45m | 8:43AM0.53m | 9:17PM0.47m | 9:14AM0.68m | 9:13PM0.48m | 9:28AM0.85m | 9:08PM0.47m | 8:35AM1.01m | 9:07PM0.45m | 9:11PM0.43m | 9:20PM0.42m | ||||||||||
 | |  | | |  | | | | |  | | | | |  | |  |  | | | |
 | 7:09 | — | — | 7:09 | — | — | 7:07 | — | — | 7:07 | — | — | 7:05 | — | — | 7:05 | — | — | 7:03 | — | — |
 | — | 5:32 | — | — | 5:34 | — | — | 5:35 | — | — | 5:35 | — | — | 5:36 | — | — | 5:37 | — | — | 5:37 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 3 | 2 | 1 | — |
Temp °C | 13 | 13 | 11 | 12 | 12 | 10 | 12 | 13 | 12 | 15 | 15 | 12 | 17 | 17 | 15 | 14 | 13 | 15 | 11 | 12 | 12 |
Feels °C | 8 | 8 | 7 | 9 | 9 | 8 | 9 | 10 | 9 | 13 | 13 | 11 | 15 | 14 | 12 | 8 | 6 | 9 | 3 | 5 | 7 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SSW 13 | SSW 12 | SSW 11 | SSW 10 | SSW 9 | SSW 14 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 17 | SSW 16 | SSW 15 | SSW 14 | SSW 13 | SSW 16 | SW 19 |
| kJ | 2265 | 3155 | 1850 | 1106 | 853 | 532 | 211 | 294 | 1032 | 666 | 683 | 1368 | 1655 | 1238 | 1734 | 1289 | 975 | 701 | 368 | 749 | 1488 |
Swell 2 Height (m) Direction Period (s) | — | — | SSW 18 | SSW 16 | SSW 16 | SSW 20 | SSW 14 | SSW 8 | SW 17 | S 8 | SSE 8 | SSW 5 | SSW 19 | SSW 18 | — | — | — | SW 18 | SSW 16 | SSW 13 | — |
| kJ | — | — | 273 | 291 | 220 | 280 | 264 | 115 | 429 | 32 | 13 | 5 | 623 | 565 | — | — | — | 157 | 464 | 108 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SSW 15 | SSW 19 | SSW 18 | — | S 8 | SSW 19 | SSE 8 | SE 8 | SE 8 | — | — | — | NE 5 | — | — | — |
| kJ | — | — | — | — | — | 45 | 470 | 413 | — | 5 | 37 | 11 | 16 | 2 | — | — | — | 1 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SW 14 | — | — | — | — | — | — | — | — | — | — | ENE 5 | — | NNE 3 | N 4 | NNW 4 | NW 5 | WSW 7 | SW 10 | SW 13 |
| kJ | — | 2193 | — | — | — | — | — | — | — | — | — | — | 15 | — | 3 | 18 | 61 | 65 | 587 | 1480 | 3932 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 572 | 580 | 5 | 3 | 155 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 343 | 519 | 690 | 873 | 579 | 593 |
Best forecast wave conditions in South Australia - East Coast | |||||||||||||||||||||
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 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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