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Underwater Point surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 pm Wednesday 18 Feb 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
15.7° C
(Which is 4.3°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 6PM is: 2.5m 13s primary swell from a South-southwest direction and 0.7m 16s secondary swell from a Northwest direction, 2.0m 9s secondary swell from a South direction (forecast issued at 01:00pm February 18). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Feb) | 7ft (2.2m) | 14s |
| Afternoon (18 Feb) | 8ft (2.4m) | 13s |
| Evening (18 Feb) | 5.5ft (1.7m) | 13s |
Table - waves today at Underwater Point. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | |||||||||||||||||||||
| 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 | 11 PM | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1804 | 1874 | 2053 | 976 | 1053 | 809 | 1021 | 812 | 570 | 961 | 1027 | 905 | 723 | 773 | 689 | 614 | 494 | 425 | 357 | 268 | 198 | 194 | 140 | 116 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | 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 | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off |
High Tide / height (m) | 4:04PM 1.54 | 4:23AM 1.67 | 4:37PM 1.53 | 4:55AM 1.67 | 5:11PM 1.49 | 5:28AM 1.62 | ||||||||||||||||||
Low Tide / height (m) | 10:04AM 0.07 | 10:10PM 0.01 | 10:35AM 0.04 | 10:40PM 0.03 | 11:09AM 0.05 | 11:13PM 0.08 | ||||||||||||||||||
Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 |
| Sunset | - | - | 7:36 | - | - | - | - | - | - | - | 7:35 | - | - | - | - | - | - | - | 7:34 | - | - | - | - | - |
 | | |  | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 20 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 21 | 21 | 20 | 22 | 21 | 21 | 21 | 20 |
| Feels °C (?) | 20 | 18 | 19 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 13 | 14 | 15 | 15 | 16 | 18 | 15 | 13 | 15 | 16 | 17 | 18 | 17 |
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Underwater Point surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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