Surf Forecasts:
How big are the waves at Derde Steen today (27 Sep):
- Morning surf: Morning surf (27 Sep, local time) - 5.5ft (1.7m), 14s period with WSW swell.
- Afternoon surf: Afternoon surf (27 Sep, local time) - 5.5ft (1.7m), 14s period with WSW swell.
- Evening surf: Evening surf (27 Sep, local time) - 5ft (1.5m), 13s period with WSW swell.
The current surf forecast for Derde Steen at 8PM is: 1.6m 13s primary swell from a West-southwest direction and 2.1m 7s secondary swell from a South direction (forecast issued at 01:00pm September 27). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Sep) | 5.5ft (1.7m) | 14s |
| Afternoon (27 Sep) | 5.5ft (1.7m) | 14s |
| Evening (27 Sep) | 5ft (1.5m) | 13s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Wed morning, min 11°C on Sun night). Winds decreasing (fresh winds from the S on Sun afternoon, light winds from the SSE by Tue afternoon). | |||||||||||||||||||||
Sun 27 | Monday 28 | Tuesday 29 | |||||||||||||||||||
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) | SSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | SSE 7 | WSW 13 | SSE 7 | S 8 | S 8 | SSE 8 | WSW 12 | WSW 12 | SSE 8 | WSW 11 | SW 14 | SSE 9 | SSE 9 | SW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2438 | 1143 | 1045 | 875 | 649 | 606 | 512 | 456 | 414 | 414 | 398 | 470 | 393 | 218 | 215 | 226 | 166 | 218 | 316 | 331 | 321 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off |
High Tide | 3:29PM1.68m | 3:51AM1.55m | 4:02PM1.67m | 4:26AM1.51m | 4:38PM1.61m | ||||||||||||||||
Low Tide | 9:19AM0.06m | 9:45PM-0.02m | 9:51AM0.06m | 10:19PM-0.00m | 10:26AM0.10m | 10:55PM0.06m | |||||||||||||||
 | | |  | | | | | | | |  | | | | | | | | | | |
 | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:46 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 17 | 15 | 13 | 12 | 11 | 11 | 11 | 17 | 21 | 23 | 20 | 15 | 14 | 14 | 15 | 22 | 25 | 28 | 25 | 23 |
Feels °C | 10 | 10 | 8 | 7 | 7 | 6 | 7 | 7 | 13 | 17 | 20 | 16 | 11 | 11 | 11 | 11 | 19 | 22 | 25 | 22 | 19 |
Swell 1 Height (m) Direction Period (s) | — | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | S 8 | S 8 | S 8 | WSW 12 | WSW 12 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 9 | SSE 9 | SW 13 | SW 13 |
| kJ | — | 1143 | 1045 | 875 | 649 | 606 | 512 | 345 | 313 | 321 | 314 | 278 | 295 | 190 | 134 | 109 | 118 | 123 | 103 | 326 | 321 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | WSW 13 | WSW 13 | WSW 13 | SW 16 | SW 16 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | SW 14 | SW 13 | SSE 9 | SSE 9 |
| kJ | — | — | — | — | — | — | — | 389 | 389 | 330 | 10 | 9 | 222 | 218 | 215 | 171 | 166 | 218 | 246 | 143 | 108 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 15 | SW 14 | SW 14 | SW 14 | WSW 11 | WSW 11 | — | SW 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 34 | 74 | 127 | 119 | 115 | 68 | — | 96 |
Wind waves Height (m) Direction Period (s) | SSW 14 | S 7 | S 7 | S 7 | S 8 | S 8 | S 8 | SSE 7 | SSE 7 | SSE 7 | S 8 | S 8 | SSE 8 | — | — | SSE 8 | — | — | SSE 9 | SSE 9 | — |
| kJ | 2438 | 408 | 413 | 425 | 501 | 442 | 396 | 456 | 414 | 414 | 398 | 470 | 393 | — | — | 226 | — | — | 316 | 331 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 342 | 342 | 381 | 95 | 61 | 3 | 3 | 3 | 3 | 3 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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