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Surf Forecasts:
Dump Beach surfForecast / SA – East Coast / Australia
48hr Weather and Surf, issued 9 am Wednesday 17 Dec 2025 ACDTForecast 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
18.2° C
(Which is 1.1°C warmer than normal for this time of year)Nearby Cam: 7km away, Encounter Bay Webcam
How big are the waves at Dump Beach today?
The current surf forecast for Dump Beach at 11AM is: 1.0m 10s primary swell from a South direction and 0.6m 11s secondary swell from a Southwest direction (forecast issued at 09:30am December 17). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.
| Time (ACDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 3.5ft (1.1m) | 10s |
| Afternoon (17 Dec) | 3ft (0.9m) | 10s |
| Evening (17 Dec) | 2.5ft (0.8m) | 9s |
Table - waves today at Dump Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 14 | 14 | 13 | 12 | 14 | 14 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 244 | 192 | 190 | 151 | 139 | 106 | 81 | 77 | 123 | 151 | 99 | 211 | 161 | 229 | 206 | 193 | 269 | 269 | 351 | 546 | 582 | 218 | 256 | 411 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- on | cross- on | cross- on | glass | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross | glass | glass | glass | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 12:11PM 0.51 | 1:04AM 1.19 | 12:43PM 0.50 | 1:28AM 1.24 | 1:11PM 0.48 | 1:53AM 1.27 | ||||||||||||||||||
Low Tide / height (m) | 10:11AM 0.49 | 4:29PM 0.34 | 10:08AM 0.46 | 5:02PM 0.30 | 10:11AM 0.43 | 5:34PM 0.25 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| Sunrise | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 8:27 | - | - | - | - | - | - | - | 8:28 | - | - | - | - | - | - | - | 8:28 | - | - | - |
 | | | | |  | | | | | | | | |  |  |  | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 30 | 31 | 30 | 29 | 24 | 23 | 22 | 26 | 35 | 37 | 36 | 25 | 25 | 25 | 26 | 22 | 25 | 21 | 20 | 16 | 15 | 15 | 13 |
| Feels °C (?) | 19 | 27 | 27 | 26 | 26 | 22 | 20 | 19 | 23 | 30 | 33 | 32 | 22 | 24 | 23 | 24 | 20 | 23 | 18 | 16 | 14 | 13 | 13 | 11 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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