Surf Forecasts:
How big are the waves at Black Rocks today (11 Jun):
- Morning surf: Morning surf (11 Jun, local time) - 5ft (1.6m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (11 Jun, local time) - 5.5ft (1.7m), 12s period with WSW swell.
- Evening surf: Evening surf (11 Jun, local time) - 6ft (1.8m), 12s period with WSW swell.
The current surf forecast for Black Rocks at 9AM is: 1.6m 12s primary swell from a Southwest direction (forecast issued at 01:00am June 11). An open ocean swell of 0.1m 11s is not directed at the surf break, a second open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Jun) | 5ft (1.6m) | 12s |
| Afternoon (11 Jun) | 5.5ft (1.7m) | 12s |
| Evening (11 Jun) | 6ft (1.8m) | 12s |
Table - waves today at Black Rocks. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Thu night. Very mild (max 17°C on Thu afternoon, min 13°C on Fri night). Winds decreasing (strong winds from the NNW on Thu afternoon, calm by Fri night). | ||||||||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 12 | SW 13 | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | SW 10 | SW 10 | WSW 10 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 638 | 917 | 748 | 772 | 769 | 850 | 904 | 433 | 1660 | 1839 | 1913 | 2678 | 2300 | 1319 | 1081 | 918 | 574 | 1248 | 1896 | 2440 | 2402 | 2509 | 2366 | 2111 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | glassy | glassy | on | on | on | on | cross-on | on | on |
High Tide | 11:21PM1.36m | 12:07PM1.22m | 00:19AM1.44m | 1:04PM1.31m | 1:15AM1.51m | 1:56PM1.40m | ||||||||||||||||||
Low Tide | 5:56AM0.28m | 6:02PM0.37m | 6:51AM0.18m | 7:02PM0.29m | 7:44AM0.09m | 7:57PM0.22m | ||||||||||||||||||
 |  |  | | | |  |  |  |  | | | |  | | | | | | | | | | | |
 | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:42 | — | — |
mm | — | — | — | — | — | — | — | 6 | 1 | 1 | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 15 | 17 | 16 | 16 | 15 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 14 | 15 | 14 | 14 |
Feels °C | 13 | 11 | 10 | 9 | 10 | 8 | 8 | 9 | 9 | 7 | 8 | 8 | 9 | 10 | 13 | 13 | 13 | 10 | 8 | 8 | 9 | 10 | 8 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 13 | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 10 | SW 10 | SW 11 | WSW 11 | WSW 10 | WSW 10 | SW 10 | SW 10 | WSW 10 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 638 | 917 | 748 | 772 | 769 | 850 | 904 | 433 | 477 | 562 | 846 | 1798 | 1412 | 1319 | 1081 | 918 | 574 | 1248 | 1896 | 2440 | 2402 | 2509 | 2366 | 2111 |
Swell 2 Height (m) Direction Period (s) | WSW 14 | W 7 | W 11 | S 11 | SSW 11 | — | — | N 6 | — | — | — | — | — | — | — | SSW 12 | SSW 12 | WSW 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 |
| kJ | 121 | 1 | 2 | 20 | 22 | — | — | 1 | — | — | — | — | — | — | — | 87 | 539 | 342 | 226 | 158 | 125 | 149 | 123 | 90 |
Swell 3 Height (m) Direction Period (s) | W 11 | W 11 | E 9 | W 13 | — | — | — | — | — | — | — | — | — | — | — | NW 15 | S 18 | SSW 16 | — | — | NW 13 | NW 13 | NW 13 | NW 13 |
| kJ | 2 | 2 | 2 | 3 | — | — | — | — | — | — | — | — | — | — | — | 8 | 6 | 25 | — | — | 7 | 7 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | NW 3 | NNW 4 | NW 4 | NW 5 | NNW 5 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | — | — | — | — | — | — | — | — | — | SE 5 | ESE 5 |
| kJ | — | — | 3 | 11 | 52 | 92 | 110 | 1513 | 1660 | 1839 | 1913 | 2678 | 2300 | — | — | — | — | — | — | — | — | — | 115 | 110 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 4 | 31 | 49 | 264 | 168 | 168 | 18 | 183 | 416 | 25 | 183 | 182 | 0 | 0 | 0 | 0 | 5 | 14 | 14 | 14 | 9 | 22 | 5 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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