Surf Forecasts:
Black Rocks surf forecast from 12 Nov 2026:
- Best quality surf: Monday 23 Nov, 5PM (local time) - 13ft (4.0m), 13s period, SW swell with offshore winds.
- Most powerful swell: Monday 23 Nov, 2PM (local time) - 13ft (4.0m), 13s period, SW swell with 5,398 kJ wave energy.
- Next surfable swell (1★+): Monday 23 Nov, 2AM (local time) - 8ft (2.5m), 9s period with WSW 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 Monday (Nov 23) at 2AM. The primary swell is predicted to be 2.5m and 9s period. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Black Rocks in the next 16 days are 4.0m 13s and forecast to arrive on Monday (Nov 23) at 2PM. 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 Sunday (Nov 22) at 8PM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Mon 23rd Nov) | 8ft (2.5m) 9s |
| Best Surf | 5PM (Mon 23rd Nov) | 13ft (4.0m) 13s |
| Most Powerful | 2PM (Mon 23rd Nov) | 13ft (4.0m) 13s |
Table - best surf conditions forecast for Black Rocks over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 18°C on Sat night, min 16°C on Thu night). Winds increasing (light winds from the SSE on Fri morning, gales from the SE by Sat afternoon). | Days 5-7 Weather SummaryMostly dry. Warm (max 20°C on Tue afternoon, min 16°C on Mon night). Winds decreasing (near gales from the SE on Tue afternoon, fresh winds from the SE by Wed morning). | |||||||||||||||||||
Thu 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | ||||||||||||||
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 11 | SW 11 | SW 10 | SSW 9 | SW 12 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 |
Wave Graph  | ||||||||||||||||||||
 kJ | 766 | 496 | 311 | 255 | 1131 | 2085 | 1886 | 1494 | 891 | 712 | 403 | 268 | 676 | 846 | 772 | 736 | 736 | 599 | 486 | 535 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on |
High Tide | 4:37PM1.34m | 5:05AM1.29m | 5:10PM1.25m | 5:43AM1.22m | 5:48PM1.16m | 6:28AM1.15m | 6:34PM1.08m | 7:27AM1.10m | 7:39PM1.00m | 8:41AM1.09m | 9:08PM0.98m | 9:57AM1.13m | 10:32PM1.02m | |||||||
Low Tide | 10:51PM0.27m | 11:07AM0.40m | 11:25PM0.34m | 11:45AM0.48m | 00:03AM0.42m | 12:32PM0.56m | 00:50AM0.49m | 1:38PM0.62m | 1:54AM0.55m | 3:09PM0.62m | 3:15AM0.56m | 4:32PM0.55m | 4:31AM0.53m | |||||||
 |  |  | |  | | | | | | | | | | | | | | | | |
 | — | — | 5:35 | — | — | 5:33 | — | — | 5:33 | — | — | 5:33 | — | — | 5:31 | — | — | 5:31 | — | — |
 | 7:23 | — | — | 7:24 | — | — | 7:25 | — | — | 7:27 | — | — | 7:28 | — | — | 7:29 | — | — | 7:30 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 16 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 18 | 20 | 19 | 18 | 18 | 20 |
Feels °C | 12 | 12 | 12 | 12 | 11 | 9 | 7 | 10 | 11 | 11 | 11 | 11 | 10 | 9 | 9 | 10 | 11 | 13 | 15 | 17 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | SW 10 | SSW 12 | SW 12 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 |
| kJ | 766 | 496 | 311 | 255 | 1131 | 2085 | 1886 | 1494 | 891 | 712 | 403 | 268 | 676 | 846 | 772 | 736 | 736 | 599 | 486 | 535 |
Swell 2 Height (m) Direction Period (s) | SW 20 | SW 18 | SSW 12 | WSW 10 | W 10 | W 10 | W 10 | — | — | SW 6 | SW 20 | SW 16 | SSW 15 | — | NW 15 | NW 15 | W 18 | SW 22 | SW 21 | SW 20 |
| kJ | 15 | 13 | 15 | 104 | 72 | 31 | 17 | — | — | 9 | 15 | 67 | 191 | — | 8 | 8 | 6 | 18 | 18 | 97 |
Swell 3 Height (m) Direction Period (s) | E 12 | SW 18 | SW 17 | W 10 | — | — | — | — | — | — | — | SSE 11 | — | — | — | — | — | — | W 16 | W 15 |
| kJ | 3 | 13 | 11 | 127 | — | — | — | — | — | — | — | 12 | — | — | — | — | — | — | 5 | 4 |
Wind waves Height (m) Direction Period (s) | S 5 | SSW 11 | — | SSW 9 | SE 5 | SSE 6 | SSE 7 | SE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 5 | SSE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SSE 6 | SSE 5 |
| kJ | 44 | 281 | — | 244 | 65 | 266 | 592 | 320 | 238 | 201 | 160 | 140 | 171 | 202 | 202 | 439 | 212 | 171 | 129 | 83 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 399 | 22 | 22 | 416 | 35 | 182 | 998 | 38 | 183 | 1283 | 62 | 182 | 1282 | 56 | 44 | 2002 | 25 | 23 | 399 | 22 |
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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