Surf Forecasts:
How big are the waves at Derde Steen today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 3.5ft (1.0m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 3.5ft (1.0m), 13s period with SW swell.
- Evening surf: Evening surf (30 Sep, local time) - 3.5ft (1.0m), 13s period with SW swell.
The current surf forecast for Derde Steen at 7AM is: 1.0m 14s primary swell from a Southwest direction and 0.5m 9s secondary swell from a South direction (forecast issued at 01:00am September 30). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 3.5ft (1.0m) | 14s |
| Afternoon (30 Sep) | 3.5ft (1.0m) | 13s |
| Evening (30 Sep) | 3.5ft (1.0m) | 13s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 33°C on Wed afternoon, min 14°C on Thu night). Winds decreasing (fresh winds from the WNW on Thu afternoon, light winds from the W by Fri morning). | ||||||||||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | ||||||||||||||||||||||
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 13 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | WSW 11 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 321 | 241 | 428 | 384 | 398 | 342 | 336 | 336 | 331 | 241 | 230 | 216 | 212 | 144 | 142 | 137 | 133 | 73 | 77 | 161 | 513 | 862 | 1054 | 839 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | off | on | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-on | cross-on | cross-off | cross-on | cross-off | cross | cross-off | glassy | cross-on | cross-on | cross | cross |
High Tide | 5:03AM1.44m | 5:17PM1.51m | 5:46AM1.33m | 6:02PM1.37m | 6:39AM1.21m | 7:02PM1.21m | ||||||||||||||||||
Low Tide | 11:03AM0.18m | 11:35PM0.17m | 11:46AM0.30m | 00:23AM0.30m | 12:41PM0.43m | |||||||||||||||||||
 | |  | | | | | | | | | |  | |  | | | |  | | | | | | |
 | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 21 | 22 | 30 | 33 | 30 | 29 | 27 | 24 | 16 | 15 | 23 | 20 | 15 | 15 | 15 | 14 | 14 | 15 | 15 | 16 | 16 | 15 | 14 |
Feels °C | 18 | 16 | 18 | 26 | 30 | 27 | 26 | 24 | 20 | 13 | 11 | 17 | 15 | 13 | 14 | 14 | 13 | 14 | 15 | 15 | 13 | 13 | 12 | 9 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | NW 5 | WNW 5 | SW 12 | SW 11 | WSW 11 | W 5 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 |
| kJ | 321 | 241 | 428 | 384 | 398 | 342 | 336 | 336 | 331 | 241 | 230 | 216 | 212 | 55 | 34 | 137 | 133 | 73 | 20 | 161 | 513 | 862 | 1054 | 839 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | SSE 9 | S 9 | SE 8 | SSE 8 | SSE 8 | S 10 | SSE 6 | SSE 6 | SSE 12 | SSE 5 | SSE 12 | SE 12 | SW 12 | SW 12 | WNW 5 | WNW 5 | W 5 | WSW 12 | W 5 | NW 5 | — | WSW 11 | SW 13 |
| kJ | 79 | 59 | 38 | 35 | 13 | 25 | 2 | 7 | 7 | 14 | 3 | 13 | 5 | 144 | 142 | 24 | 20 | 14 | 77 | 28 | 4 | — | 496 | 111 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SW 16 | — | — | — | — | W 16 | S 10 | S 10 | — | SE 12 | — | — | SE 11 | S 11 | S 11 | S 11 | SW 11 | SW 11 | SW 11 | — | W 13 | — | NW 13 |
| kJ | 95 | 159 | — | — | — | — | 5 | 2 | 2 | — | 5 | — | — | 5 | 2 | 2 | 2 | 45 | 43 | 19 | — | 3 | — | 7 |
Wind waves Height (m) Direction Period (s) | — | E 2 | ENE 3 | — | — | S 8 | SSE 8 | — | N 2 | NW 4 | NNW 4 | NNW 4 | NW 5 | — | — | NW 5 | NW 5 | NW 5 | — | — | — | SSW 3 | — | S 4 |
| kJ | — | 1 | 2 | — | — | 11 | 19 | — | 2 | 12 | 18 | 42 | 86 | — | — | 32 | 28 | 13 | — | — | — | 3 | — | 9 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 6 | 40 | 6 | 91 | 276 | 32 | 0 | 32 | 0 | 6 | 0 | 0 | 42 | 42 | 42 | 73 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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