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Surf Forecasts:
Underwater Point surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 7 pm Friday 20 Mar 2026 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
16.6° C
(Which is 2.9°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 1AM is: 2.1m 12s primary swell from a South-southwest direction (forecast issued at 07:00pm March 20). An open ocean swell of 0.2m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 6ft (1.8m) | 12s |
| Afternoon (21 Mar) | 5.5ft (1.7m) | 12s |
| Evening (21 Mar) | 5.5ft (1.7m) | 12s |
Table - waves today at Underwater Point. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| 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) (?) | 10 | 10 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 723 | 1184 | 491 | 1177 | 1069 | 952 | 864 | 864 | 878 | 864 | 769 | 756 | 671 | 648 | 563 | 553 | 512 | 512 | 594 | 731 | 920 | 835 | 2613 | 2563 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:15PM 1.58 | 4:29AM 1.72 | 4:52PM 1.53 | 5:05AM 1.64 | 5:30PM 1.44 | 5:45AM 1.51 | ||||||||||||||||||
Low Tide / height (m) | 10:17PM 0.02 | 10:46AM -0.03 | 10:52PM 0.07 | 11:23AM 0.05 | 11:31PM 0.17 | 12:04PM 0.18 | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - |
| Sunset | 6:58 | - | - | - | - | - | - | - | 6:55 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - |
 |  | | | | | | | | | | | | | | |  |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 20 |
| Feels °C (?) | 16 | 16 | 15 | 14 | 12 | 12 | 12 | 11 | 10 | 9 | 11 | 10 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 11 | 10 | 11 |
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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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