Surf Forecasts:
How big are the waves at Black Rocks today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 2.5ft (0.8m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 2.5ft (0.8m), 13s period with SW swell.
- Evening surf: Evening surf (09 Sep, local time) - 3.5ft (1.1m), 13s period with SW swell.
The current surf forecast for Black Rocks at 7PM is: 0.9m 13s primary swell from a Southwest direction and 0.3m 8s secondary swell from a South-southeast direction, 0.6m 3s secondary swell from a South-southeast direction (forecast issued at 01:00pm September 09). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 2.5ft (0.8m) | 13s |
| Afternoon (09 Sep) | 2.5ft (0.8m) | 13s |
| Evening (09 Sep) | 3.5ft (1.1m) | 13s |
Table - waves today at Black Rocks. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Sat morning, min 14°C on Wed night). Winds increasing (light winds from the SSE on Thu morning, gales from the SE by Fri afternoon). | |||||||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 16 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SSE 7 | SSE 7 | SSE 7 | SSE 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 208 | 205 | 245 | 265 | 444 | 486 | 737 | 1958 | 1736 | 1558 | 1367 | 1067 | 981 | 878 | 766 | 657 | 531 | 631 | 807 | 737 | 653 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 2:16PM1.56m | 2:33AM1.51m | 2:52PM1.66m | 3:10AM1.55m | 3:26PM1.70m | ||||||||||||||||
Low Tide | 8:05AM0.12m | 8:32PM0.09m | 8:42AM0.04m | 9:09PM0.01m | 9:16AM0.01m | 9:43PM-0.01m | |||||||||||||||
 | | |  | | |  |  | | | | | | | | | |  | | | | |
 | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — |
 | — | — | 6:32 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 14 |
Feels °C | 14 | 13 | 12 | 12 | 12 | 11 | 11 | 13 | 12 | 12 | 12 | 10 | 7 | 7 | 7 | 6 | 8 | 6 | 3 | 4 | 5 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 208 | 205 | 245 | 265 | 444 | 486 | 471 | 1958 | 1736 | 1558 | 1367 | 1067 | 981 | 878 | 766 | 657 | 531 | 522 | 407 | 343 | 314 |
Swell 2 Height (m) Direction Period (s) | SSE 8 | S 8 | S 8 | SSE 8 | SSE 8 | SW 17 | SW 16 | SE 9 | SE 9 | — | — | — | — | — | SSW 7 | SSW 7 | SSW 7 | — | — | SW 15 | SW 15 |
| kJ | 24 | 21 | 12 | 14 | 7 | 342 | 737 | 3 | 3 | — | — | — | — | — | 99 | 113 | 144 | — | — | 56 | 104 |
Swell 3 Height (m) Direction Period (s) | SSW 8 | SSW 8 | S 10 | E 10 | — | SSE 9 | SSE 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 10 |
| kJ | 7 | 6 | 8 | 2 | — | 7 | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | 21 |
Wind waves Height (m) Direction Period (s) | SSE 3 | SSE 3 | SSE 3 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SSE 3 | — | SSE 3 | SSE 3 | SSE 3 | S 5 | S 6 | S 7 | SE 5 | SE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 |
| kJ | 3 | 6 | 7 | 8 | 11 | 12 | 11 | 5 | — | 4 | 3 | 9 | 62 | 194 | 219 | 68 | 172 | 631 | 807 | 737 | 653 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 22 | 22 | 22 | 9 | 9 | 22 | 22 | 22 | 22 | 22 | 22 | 34 | 88 | 56 | 35 | 35 | 35 | 655 | 399 | 56 | 43 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
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