- Forecast
- Maps
- Live
- Weather State
- Spot Information
Black Rocks Surf Forecast
/ Cape Town (70 surf breaks) /
Surf Forecasts:
Black Rocks surfForecast / Cape Town / South Africa
16 Day Weather and Surf, issued 1 am Saturday 18 Apr 2026 SASTForecast update in hr min s Forecast update imminent
Black Rocks surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Black Rocks sea temperature is
18.4° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Black Rocks this week:
The surf forecast for Black Rocks over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Apr 24) at 2PM. The primary swell is predicted to be 1.0m and 12s period with a secondary swell of 0.9m and 12s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Black Rocks in the next 16 days are 4.0m 16s and forecast to arrive on Wednesday (Apr 22) at 11AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.5m 10s period and expected on Sunday (Apr 19) at 2PM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2PM (Fri 24th Apr) | 3.5ft (1.0m) 12s |
| Best Surf | 2PM (Fri 24th Apr) | 3.5ft (1.0m) 12s |
| Most Powerful | 11AM (Wed 22nd Apr) | 13ft (4.0m) 16s |
Table - best surf conditions forecast for Black Rocks over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Heavy rain (total 36mm), heaviest during Sun afternoon. Very mild (max 17°C on Sun morning, min 14°C on Sun night). Winds increasing (fresh winds from the WNW on Sat morning, near gales from the NNW by Sun morning). | Days 3-6 Weather Summary Light rain (total 6mm), mostly falling on Tue afternoon. Very mild (max 19°C on Thu afternoon, min 15°C on Wed morning). Winds decreasing (near gales from the ESE on Thu morning, light winds from the ENE by Thu night). | ||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 9 | 10 | 10 | 11 | 14 | 14 | 13 | 13 | 13 | 14 | 16 | 16 | 15 | 14 | 13 | 12 | 12 | 12 | 10 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 2174 | 615 | 608 | 951 | 2863 | 3450 | 5377 | 4631 | 3314 | 3765 | 6232 | 5980 | 8441 | 6984 | 4267 | 2772 | 1306 | 762 | 341 | 279 | 175 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | off | cross- off | cross | cross- on | cross- on | on | cross- on | on | cross- on | glass | off |
High Tide / height (m) | 3:56PM 1.57 | 4:08AM 1.69 | 4:36PM 1.53 | 4:50AM 1.60 | 5:20PM 1.44 | 5:36AM 1.46 | 6:10PM 1.33 | 6:30AM 1.30 | 7:13PM 1.22 | 7:41AM 1.15 | 8:40PM 1.14 | 9:22AM 1.06 | 10:21PM 1.16 | ||||||||
Low Tide / height (m) | 9:48AM -0.08 | 9:57PM 0.05 | 10:27AM -0.03 | 10:39PM 0.11 | 11:09AM 0.06 | 11:24PM 0.21 | 11:56AM 0.19 | 12:17AM 0.34 | 12:51PM 0.34 | 1:27AM 0.46 | 2:07PM 0.46 | 3:10AM 0.54 | 3:47PM 0.50 | 4:58AM 0.50 | |||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||
| Sunrise | 7:09 | - | - | 7:11 | - | - | 7:11 | - | - | 7:13 | - | - | 7:13 | - | - | 7:13 | - | - | 7:15 | - | - |
| Sunset | - | 6:19 | - | - | 6:17 | - | - | 6:16 | - | - | 6:15 | - | - | 6:14 | - | - | 6:13 | - | - | 6:12 | - |
 |  |  | |  |  | |  | | | |  | | |  | | | | |  | | |
Rain (mm) | 2 | 2 | 7 | 4 | 11 | 6 | 2 | - | 2 | 2 | 3 | - | 1 | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 16 | 16 | 17 | 16 | 15 | 16 | 17 | 17 | 17 | 18 | 17 | 16 | 16 | 16 | 16 | 19 | 17 | 16 | 19 | 20 |
| Feels °C (?) | 10 | 8 | 9 | 6 | 5 | 4 | 8 | 8 | 10 | 10 | 11 | 10 | 10 | 9 | 9 | 8 | 10 | 8 | 13 | 17 | 17 |
- Map Icons:
Break
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 Black Rocks 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.
Information about the Black Rocks Surf forecast
The above surf forecast table for Black Rocks provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Black Rocks can be found by selecting the local surf guide option on the grey menu. Our Black Rocks surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Black Rocks) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Black Rocks may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Cape Town? If you are looking for accommodation near Black Rocks, camping, hotels and holiday cottages in Cape Town, consider staying in Cape Town which is 40 km (25 miles) away. Other places in and around Cape Town where you can find information about places to rent, and car hire include Bellville which is 46 km (29 miles) away, Stellenbosch, Grabouw and Kayamnandi.
Nearest