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Underwater Point surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 7 pm Monday 08 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
18.0° C
(Which is slightly cooler than normal)How big are the waves at Underwater Point today?
The current surf forecast for Underwater Point at 9PM is: 2.1m 12s primary swell from a Southwest direction and 0.1m 18s secondary swell from a Southwest direction (forecast issued at 07:00pm December 08). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | - | - |
| Afternoon (08 Dec) | 6ft (1.9m) | 12s |
| Evening (08 Dec) | 7ft (2.1m) | 12s |
Table - waves today at Underwater Point. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | Thursday 11 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1076 | 1160 | 1193 | 1111 | 1147 | 1107 | 1087 | 1220 | 999 | 807 | 640 | 708 | 734 | 699 | 513 | 424 | 416 | 337 | 296 | 328 | 290 | 296 | 258 | 258 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | cross | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | off | cross- on | cross- on |
High Tide / height (m) | 5:44PM 1.36 | 6:19AM 1.40 | 6:37PM 1.24 | 7:14AM 1.33 | 7:35PM 1.12 | 8:15AM 1.26 | ||||||||||||||||||
Low Tide / height (m) | 11:59PM 0.21 | 12:37PM 0.33 | 12:48AM 0.31 | 1:39PM 0.42 | 1:43AM 0.42 | |||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | Thursday 11 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:26 | - | - | - | - | - | - | - | 5:26 | - | - | - | - | - | - | - | 5:26 | - | - |
| Sunset | 7:47 | - | - | - | - | - | - | - | 7:49 | - | - | - | - | - | - | - | 7:50 | - | - | - | - | - | - | - |
 |  | |  | |  | | | | | | | | | | | | | | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 19 | 19 | 19 | 20 | 20 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 20 | 19 | 20 | 21 | 19 | 18 | 18 | 19 | 20 | 20 |
| Feels °C (?) | 16 | 17 | 18 | 19 | 20 | 19 | 17 | 13 | 11 | 10 | 9 | 9 | 9 | 11 | 14 | 11 | 11 | 14 | 14 | 13 | 14 | 19 | 18 | 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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