Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Dump Beach surfForecast / SA – East Coast / Australia
48hr Weather and Surf, issued 9 pm Thursday 18 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
18.4° C
(Which is 1.2°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 2AM is: 0.9m 13s primary swell from a South-southwest direction and 0.3m 3s secondary swell from a Southwest direction, 0.2m 4s secondary swell from a West-southwest direction (forecast issued at 09:30pm December 18). The wind direction is predicted to be glassy.
| Time (ACDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Dec) | 3ft (0.9m) | 13s |
| Afternoon (19 Dec) | 4.5ft (1.3m) | 13s |
| Evening (19 Dec) | 3.5ft (1.0m) | 11s |
Table - waves today at Dump Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| 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 | 7 AM | 10 AM | 1 PM | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 12 | 11 | 10 | 9 | 9 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 161 | 282 | 253 | 237 | 269 | 269 | 265 | 546 | 237 | 291 | 312 | 443 | 424 | 351 | 329 | 240 | 192 | 130 | 258 | 129 | 315 | 213 | 228 | 280 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | glass | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on | cross- on | cross- on | cross | off | cross- off | cross- off | cross- on | cross- on |
High Tide / height (m) | 1:28AM 1.24 | 1:11PM 0.48 | 1:53AM 1.27 | 1:38PM 0.46 | 2:19AM 1.27 | 2:05PM 0.44 | ||||||||||||||||||
Low Tide / height (m) | 5:02PM 0.30 | 10:11AM 0.43 | 5:34PM 0.25 | 10:21AM 0.39 | 6:04PM 0.21 | 10:34AM 0.35 | ||||||||||||||||||
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:56 | - | - | - |
| Sunset | 8:28 | - | - | - | - | - | - | - | 8:28 | - | - | - | - | - | - | - | 8:29 | - | - | - | - | - | - | - |
 |  | |  | |  | |  | | | | | | | | | |  | | | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - |
| Temp. °C | 27 | 23 | 22 | 22 | 19 | 21 | 21 | 19 | 16 | 15 | 15 | 14 | 15 | 17 | 18 | 17 | 16 | 15 | 15 | 16 | 19 | 19 | 19 | 17 |
| Feels °C (?) | 25 | 22 | 21 | 21 | 18 | 19 | 18 | 15 | 13 | 12 | 13 | 12 | 13 | 14 | 15 | 14 | 14 | 13 | 13 | 15 | 16 | 12 | 13 | 11 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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