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:
Dias Beach surfForecast / Garden Route / South Africa
48hr Weather and Surf, issued 7 pm Thursday 18 Dec 2025 SASTForecast update in hr min s Forecast update imminent
Dias Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dias Beach sea temperature is
21.1° C
(Which is slightly warmer than usual)How big are the waves at Dias Beach today?
The current surf forecast for Dias Beach at 12AM is: 1.4m 11s primary swell from a South direction and 0.3m 16s secondary swell from a South-southwest direction (forecast issued at 07:00pm December 18). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Dec) | - | - |
| Afternoon (19 Dec) | 5ft (1.5m) | 9s |
| Evening (19 Dec) | 4.5ft (1.4m) | 10s |
Table - waves today at Dias Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 13 | 13 | 13 | 13 | 13 | 15 | 16 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 397 | 379 | 524 | 423 | 292 | 286 | 286 | 214 | 277 | 421 | 633 | 841 | 1089 | 1795 | 2224 | 1976 | 1591 | 1360 | 975 | 721 | 585 | 459 | 374 | 633 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | glass | glass | glass | glass | cross- on | cross- on | cross- on | on | on | glass | cross- on | on | on | on | on | on | on | cross- on | cross- on | on | on | on |
High Tide / height (m) | 2:44PM 1.86 | 3:15AM 1.75 | 3:16PM 1.89 | 3:47AM 1.79 | 3:47PM 1.91 | 4:19AM 1.83 | ||||||||||||||||||
Low Tide / height (m) | 8:58PM 0.47 | 9:01AM 0.60 | 9:29PM 0.41 | 9:35AM 0.57 | 10:00PM 0.38 | 10:08AM 0.56 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:16 | - | - |
| Sunset | 7:39 | - | - | - | - | - | - | - | 7:40 | - | - | - | - | - | - | - | 7:40 | - | - | - | - | - | - | - |
 |  | | | | | | | | | | | | | | | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 18 | 17 | 16 | 16 | 18 | 21 | 21 | 20 | 18 | 17 | 17 | 17 | 19 | 21 | 21 | 21 | 20 | 19 | 19 | 18 | 20 | 23 | 23 |
| Feels °C (?) | 16 | 17 | 17 | 16 | 16 | 18 | 19 | 19 | 18 | 18 | 17 | 18 | 17 | 19 | 19 | 17 | 18 | 18 | 17 | 18 | 17 | 18 | 20 | 19 |
- 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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