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Dump Beach Surf Forecast
/ SA – East Coast (28 breaks) / South Australia (91 breaks) /
Surf Forecasts:
Dump Beach surfForecast / SA – East Coast / Australia
48hr Weather and Surf, issued 8 am Wednesday 20 May 2026 ACSTForecast update in hr min s Forecast update imminent
Dump Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dump Beach sea temperature is
17.2° C
(Which is normal for this time of year)How big are the waves at Dump Beach today?
The current surf forecast for Dump Beach at 1PM is: 1.7m 10s primary swell from a South-southwest direction and 0.9m 16s secondary swell from a South-southwest direction (forecast issued at 08:30am May 20). The wind direction is predicted to be cross-onshore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 6ft (1.8m) | 10s |
| Afternoon (20 May) | 5.5ft (1.7m) | 10s |
| Evening (20 May) | 3.5ft (1.1m) | 16s |
Table - waves today at Dump Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 17°C on Wed morning, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 10 | SW 10 | SSW 10 | SSW 10 | SSW 11 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 14 | SSW 15 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | |
706 | 650 | 624 | 587 | 622 | 604 | 596 | 711 | 742 | 1351 | 1332 | 1212 | 1018 | 647 | 563 | 458 | 489 | 649 | 731 | 1102 | 1586 | 1507 | 1337 | 1175 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | cross-off | glassy | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 2:40PM1.40m | 3:12PM1.31m | 3:43PM1.21m | |||||||||||||||||||||
Low Tide | 6:06AM0.25m | 6:31AM0.26m | 6:54AM0.31m | |||||||||||||||||||||
 |  | | | | | | | | | |  | | | | |  |  | | |  | | | | |
 | 7:05 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | 7:09 |
 | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | 5:14 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 15 | 17 | 16 | 15 | 15 | 14 | 14 | 13 | 14 | 16 | 16 | 15 | 13 | 14 | 13 | 12 | 13 | 17 | 17 | 16 | 15 | 15 | 14 |
12 | 12 | 13 | 12 | 13 | 15 | 14 | 14 | 12 | 13 | 15 | 13 | 14 | 11 | 12 | 10 | 9 | 10 | 14 | 14 | 14 | 12 | 12 | 11 | |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SW 10 | SSW 10 | SSW 10 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 14 | SSW 15 | SSW 16 | SSW 15 | SSW 15 | SSW 14 |
 kJ | 333 | 650 | 624 | 587 | 622 | 543 | 583 | 441 | 742 | 1351 | 1332 | 1212 | 1018 | 647 | 563 | 458 | 489 | 649 | 731 | 1102 | 1586 | 1507 | 1337 | 1175 |
Swell 2 Height (m) Direction Period (s) | — | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SW 11 | — | — | — | — | — | — | SSW 16 | SSW 16 | — | — | — | — | — | — | SSW 18 |
| kJ | — | 343 | 407 | 487 | 525 | 604 | 596 | 711 | 328 | — | — | — | — | — | — | 52 | 25 | — | — | — | — | — | — | 61 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 2 | NE 3 | NE 3 | NE 3 | NE 3 | NE 3 | NNE 3 | NNE 3 | NNE 3 |
| kJ | 706 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 1 | 2 | 4 | 3 | 4 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 134 | 134 | 134 | 134 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 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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Live Wave Height (m)
Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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