Surf Forecasts:
How big are the waves at Derde Steen today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 5ft (1.6m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 6ft (1.8m), 11s period with SW swell.
- Evening surf: Evening surf (20 Oct, local time) - 7.5ft (2.3m), 12s period with SW swell.
The current surf forecast for Derde Steen at 8PM is: 2.1m 12s primary swell from a Southwest direction (forecast issued at 01:00pm October 20). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 5ft (1.6m) | 11s |
| Afternoon (20 Oct) | 6ft (1.8m) | 11s |
| Evening (20 Oct) | 7.5ft (2.3m) | 12s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Tue night. Very mild (max 18°C on Wed afternoon, min 13°C on Thu night). Winds decreasing (fresh winds from the N on Wed morning, light winds from the S by Thu night). | |||||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | |||||||||||||||||||
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 | SW 11 | SW 11 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 629 | 671 | 866 | 1193 | 1627 | 2027 | 2581 | 3527 | 3349 | 2721 | 2268 | 1898 | 1501 | 1323 | 1052 | 846 | 846 | 846 | 770 | 836 | 780 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross |
High Tide | 11:23AM1.09m | 11:45PM1.06m | 12:08PM1.22m | 00:30AM1.18m | 12:44PM1.35m | ||||||||||||||||
Low Tide | 5:52PM0.56m | 5:55AM0.49m | 6:32PM0.42m | 6:34AM0.39m | 7:06PM0.29m | ||||||||||||||||
 | |  |  | |  | |  | | | | | | | | | |  | |  | | |
 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:04 | — | — |
mm | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | — | — | — | — | 1 | — | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 16 | 18 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 14 |
Feels °C | 11 | 10 | 10 | 11 | 8 | 8 | 8 | 8 | 11 | 14 | 13 | 13 | 14 | 13 | 14 | 13 | 12 | 13 | 13 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | SW 11 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 |
| kJ | 629 | 671 | 866 | 1193 | 1627 | 2027 | 2581 | 3527 | 3349 | 2721 | 2268 | 1898 | 1501 | 1323 | 1052 | 846 | 846 | 846 | 770 | 836 | 780 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 231 | 242 | 284 | 440 | 457 | 457 | 394 | 335 | 338 | 279 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NNW 4 | NNW 4 | NNW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 24 | 42 | 59 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 32 | 32 | 32 | 40 | 276 | 177 | 283 | 38 | 32 | 32 | 32 | 32 | 32 | 37 | 32 | 32 | 32 | 32 | 32 | 3 | 1 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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