Surf Forecasts:
How big are the waves at Derde Steen today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 3ft (0.9m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 3ft (0.9m), 13s period with WSW swell.
- Evening surf: Evening surf (09 Sep, local time) - 4ft (1.2m), 12s period with WSW swell.
The current surf forecast for Derde Steen at 10AM is: 0.9m 13s primary swell from a West-southwest direction and 0.3m 9s secondary swell from a South direction, 0.5m 4s secondary swell from a South direction (forecast issued at 01:00am September 09). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 3ft (0.9m) | 13s |
| Afternoon (09 Sep) | 3ft (0.9m) | 13s |
| Evening (09 Sep) | 4ft (1.2m) | 12s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Wed afternoon, min 14°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | ||||||||||||||||||||||
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 11 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | SW 12 | SW 16 | SW 16 | SW 15 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 172 | 175 | 318 | 304 | 269 | 295 | 330 | 513 | 607 | 844 | 1284 | 2215 | 2250 | 1672 | 1528 | 1528 | 1321 | 1134 | 934 | 830 | 734 | 605 | 509 | 379 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross-off | cross |
High Tide | 1:53AM1.44m | 2:15PM1.57m | 2:33AM1.51m | 2:51PM1.66m | 3:10AM1.55m | 3:25PM1.70m | ||||||||||||||||||
Low Tide | 8:04AM0.12m | 8:31PM0.08m | 8:41AM0.05m | 9:08PM0.01m | 9:15AM0.02m | 9:42PM-0.01m | ||||||||||||||||||
 | |  | | | | | | |  |  | | | |  | | | |  | | | | | | |
 | — | 6:54 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:34 | — | — | — | — | — | — | — | 6:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 18 | 17 | 21 | 23 | 19 | 16 | 15 | 14 | 14 | 14 | 17 | 19 | 18 | 15 | 15 | 14 | 14 | 14 | 18 | 19 | 18 | 17 | 15 |
Feels °C | 19 | 17 | 16 | 20 | 21 | 16 | 15 | 14 | 14 | 14 | 14 | 15 | 16 | 13 | 12 | 12 | 11 | 11 | 12 | 15 | 16 | 15 | 14 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | SW 12 | WSW 12 | SW 12 | SW 15 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 |
| kJ | 172 | 119 | 318 | 304 | 269 | 295 | 330 | 513 | 607 | 616 | 683 | 2215 | 2250 | 1672 | 1528 | 1528 | 1321 | 1134 | 934 | 830 | 734 | 605 | 509 | 379 |
Swell 2 Height (m) Direction Period (s) | WSW 14 | WSW 14 | W 11 | S 9 | W 11 | W 11 | — | — | SW 17 | SW 16 | SW 16 | — | — | — | — | — | — | — | — | — | — | — | SW 14 | SW 15 |
| kJ | 140 | 175 | 21 | 14 | 21 | 9 | — | — | 238 | 844 | 1284 | — | — | — | — | — | — | — | — | — | — | — | 54 | 75 |
Swell 3 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | W 11 | S 8 | — | — | — | S 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 10 |
| kJ | 27 | 14 | 13 | 21 | 10 | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 21 |
Wind waves Height (m) Direction Period (s) | S 3 | S 4 | S 4 | S 3 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | — | — | — | S 4 | S 4 | S 4 | S 5 | S 6 | S 7 | S 7 | S 7 | S 7 | S 8 | S 8 |
| kJ | 3 | 6 | 6 | 4 | 12 | 26 | 21 | 15 | 10 | 10 | — | — | — | 13 | 14 | 18 | 53 | 215 | 321 | 294 | 303 | 352 | 329 | 300 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 3 | 3 | 42 | 1 | 1 | 1 | 1 | 1 | 3 | 42 | 42 | 42 | 73 | 3 | 3 | 0 | 3 | 17 | 3 | 3 | 3 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- 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 Derde Steen 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.
Nearest