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Dunes Surf Forecast
/ Cape Town (70 surf breaks) /
Surf Forecasts:
Dunes surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 pm Friday 17 Apr 2026 SASTForecast update in hr min s Forecast update imminent
Dunes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dunes sea temperature is
18.0° C
(Which is normal for this time of year)How big are the waves at Dunes today?
The current surf forecast for Dunes at 4PM is: 2.5m 11s primary swell from a West-southwest direction and 0.7m 18s secondary swell from a Southwest direction, 0.8m 5s secondary swell from a North-northwest direction (forecast issued at 01:00pm April 17). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Apr) | 8ft (2.5m) | 12s |
| Afternoon (17 Apr) | 10ft (3.0m) | 12s |
| Evening (17 Apr) | 10ft (3.0m) | 12s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 13 | 13 | 13 | 8 | 8 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 12 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2168 | 2037 | 1733 | 2164 | 2568 | 2310 | 3769 | 3634 | 2884 | 2316 | 1671 | 1299 | 2339 | 891 | 982 | 1175 | 2077 | 4073 | 5784 | 7263 | 7235 | 6596 | 6274 | 8564 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | on | cross- on | cross- on | cross- on | on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on | on | on |
High Tide / height (m) | 3:17PM 1.57 | 3:28AM 1.72 | 3:56PM 1.57 | 4:07AM 1.69 | 4:36PM 1.52 | 4:50AM 1.59 | ||||||||||||||||||
Low Tide / height (m) | 9:10AM -0.07 | 9:17PM 0.04 | 9:47AM -0.08 | 9:57PM 0.05 | 10:27AM -0.03 | 10:38PM 0.11 | ||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:11 |
| Sunset | - | - | 6:21 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:19 | - | - | - | - | - |
 | |  |  | | |  |  | | |  | | | | | |  | | |  | | | |  | |
Rain (mm) | 10 | 8 | 3 | 5 | 1 | 1 | - | - | - | 1 | 1 | 2 | 2 | 3 | 3 | 2 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | - |
| Temp. °C | 14 | 14 | 15 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 15 | 14 | 15 | 15 | 15 |
| Feels °C (?) | 11 | 10 | 11 | 9 | 12 | 12 | 11 | 11 | 10 | 9 | 9 | 11 | 10 | 10 | 9 | 7 | 8 | 8 | 5 | 4 | 3 | 5 | 6 | 8 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Dunes 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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