Surf Forecasts:
Black Rocks surf forecast from 15 Nov 2026:
- Best quality surf: Thursday 19 Nov, 5AM (local time) - 4.5ft (1.3m), 13s period, SW swell with cross-offshore winds.
- Most powerful swell: Tuesday 24 Nov, 11AM (local time) - 11ft (3.5m), 11s period, SW swell with 2,973 kJ wave energy.
- Next surfable swell (1★+): Thursday 19 Nov, 5AM (local time) - 4.5ft (1.3m), 13s period with SW swell.
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 Thursday (Nov 19) at 5AM. The primary swell is predicted to be 1.3m and 13s period with a secondary swell of 0.6m and 5s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Black Rocks in the next 16 days are 3.5m 11s and forecast to arrive on Tuesday (Nov 24) at 11AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 6s period and expected on Monday (Nov 23) at 2PM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Thu 19th Nov) | 4.5ft (1.3m) 13s |
| Best Surf | 5AM (Thu 19th Nov) | 4.5ft (1.3m) 13s |
| Most Powerful | 11AM (Tue 24th Nov) | 11ft (3.5m) 11s |
Table - best surf conditions forecast for Black Rocks over the next 16 days.
Short Range ForecastMostly dry. Warm (max 20°C on Tue morning, min 15°C on Mon night). Winds decreasing (gales from the SE on Tue afternoon, light winds from the SE by Wed morning). | Days 5-7 Weather SummaryMostly dry. Very mild (max 18°C on Wed afternoon, min 16°C on Thu night). Winds increasing (light winds from the W on Thu morning, strong winds from the SSE by Fri night). | |||||||||||||||||||
Sun 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 13 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SE 7 | SW 12 | SW 12 | SW 14 | SW 13 | SW 13 | SW 16 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 712 | 403 | 309 | 398 | 609 | 629 | 798 | 567 | 502 | 639 | 552 | 623 | 1314 | 1728 | 1429 | 1135 | 1021 | 1018 | 760 | 486 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off |
High Tide | 6:34PM1.08m | 7:27AM1.10m | 7:39PM1.00m | 8:41AM1.09m | 9:08PM0.98m | 9:57AM1.13m | 10:32PM1.02m | 10:59AM1.22m | 11:35PM1.11m | 11:49AM1.32m | 00:26AM1.22m | 12:34PM1.43m | 1:10AM1.33m | |||||||
Low Tide | 00:50AM0.49m | 1:38PM0.62m | 1:54AM0.55m | 3:09PM0.62m | 3:15AM0.56m | 4:32PM0.55m | 4:31AM0.53m | 5:32PM0.44m | 5:31AM0.46m | 6:19PM0.31m | 6:22AM0.37m | 7:02PM0.19m | ||||||||
 |  | | | | | | | | | |  |  |  | | | | | | | |
 | — | — | 5:33 | — | — | 5:31 | — | — | 5:31 | — | — | 5:31 | — | — | 5:31 | — | — | 5:30 | — | — |
 | 7:27 | — | — | 7:28 | — | — | 7:29 | — | — | 7:30 | — | — | 7:30 | — | — | 7:31 | — | — | 7:32 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 17 | 17 | 17 | 20 | 20 | 19 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 18 | 17 | 16 |
Feels °C | 10 | 10 | 10 | 9 | 8 | 12 | 9 | 11 | 17 | 16 | 17 | 17 | 16 | 14 | 11 | 12 | 10 | 18 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 14 | SW 13 | SW 13 | SW 16 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 |
| kJ | 712 | 403 | 309 | 398 | 609 | 629 | 629 | 567 | 502 | 639 | 552 | 623 | 1314 | 1728 | 1429 | 1135 | 1021 | 1018 | 760 | 486 |
Swell 2 Height (m) Direction Period (s) | — | S 19 | SE 11 | — | — | W 15 | NW 15 | W 18 | SW 22 | SW 21 | SW 19 | SW 18 | SE 11 | SSE 11 | SE 10 | W 13 | W 12 | SE 12 | SE 12 | SE 12 |
| kJ | — | 7 | 5 | — | — | 4 | 8 | 6 | 18 | 18 | 96 | 246 | 20 | 11 | 4 | 3 | 3 | 6 | 6 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | S 15 | SSE 10 | SSE 12 | W 14 | W 13 | W 13 | NW 13 | — | W 12 | W 12 | W 11 |
| kJ | — | — | — | — | — | — | — | — | — | 4 | 10 | 56 | 4 | 3 | 3 | 7 | — | 3 | 3 | 2 |
Wind waves Height (m) Direction Period (s) | SSE 6 | SSE 5 | SSE 5 | SSE 6 | SE 6 | SE 6 | SE 7 | SE 7 | SE 6 | SSE 6 | SSE 5 | — | SSW 4 | — | S 10 | SSE 5 | SE 6 | — | — | — |
| kJ | 226 | 94 | 99 | 320 | 372 | 379 | 798 | 377 | 104 | 70 | 27 | — | 12 | — | 2 | 99 | 110 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 399 | 32 | 182 | 399 | 56 | 22 | 1002 | 25 | 9 | 22 | 22 | 0 | 336 | 32 | 23 | 1239 | 9 | 0 | 336 | 0 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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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.
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