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:
Underwater Point surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 am Wednesday 31 Dec 2025 SASTForecast update in hr min s Forecast update imminent
Underwater Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Underwater Point sea temperature is
17.5° C
(Which is 2.2°C colder than average for this time of year)How big are the waves at Underwater Point today?
The current surf forecast for Underwater Point at 8AM is: 0.8m 11s primary swell from a Southwest direction and 0.9m 10s secondary swell from a West-southwest direction (forecast issued at 01:00am December 31). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Dec) | 3ft (0.9m) | 10s |
| Afternoon (31 Dec) | 3.5ft (1.0m) | 11s |
| Evening (31 Dec) | 3ft (0.9m) | 11s |
Table - waves today at Underwater Point. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 31 | Thursday 01 | Friday 02 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 11 | 11 | 10 | 11 | 10 | 10 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 19 | 18 | 18 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 184 | 163 | 163 | 177 | 233 | 224 | 386 | 194 | 200 | 200 | 179 | 330 | 330 | 659 | 585 | 584 | 520 | 421 | 421 | 361 | 319 | 441 | 659 | 817 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | cross | cross | cross | cross | cross- off | cross- off |
High Tide / height (m) | 12:23AM 1.21 | 12:37PM 1.41 | 1:24AM 1.31 | 1:36PM 1.48 | 2:16AM 1.42 | 2:29PM 1.54 | ||||||||||||||||||
Low Tide / height (m) | 6:22AM 0.39 | 7:11PM 0.19 | 7:26AM 0.30 | 8:04PM 0.10 | 8:22AM 0.21 | |||||||||||||||||||
Wednesday 31 | Thursday 01 | Friday 02 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:00 |
 |  | |  | |  | | |  | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 22 | 22 | 23 | 23 | 23 | 22 | 21 | 21 | 21 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 |
| Feels °C (?) | 20 | 21 | 22 | 24 | 22 | 21 | 19 | 19 | 18 | 19 | 18 | 18 | 19 | 20 | 20 | 20 | 22 | 23 | 22 | 22 | 20 | 19 | 19 | 18 |
- 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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