Surf Forecasts:
How big are the waves at Derde Steen today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 7.5ft (2.3m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 7ft (2.2m), 13s period with WSW swell.
- Evening surf: Evening surf (23 Aug, local time) - 7ft (2.1m), 12s period with WSW swell.
The current surf forecast for Derde Steen at 12PM is: 2.2m 13s primary swell from a West-southwest direction (forecast issued at 07:00am August 23). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 7.5ft (2.3m) | 13s |
| Afternoon (23 Aug) | 7ft (2.2m) | 13s |
| Evening (23 Aug) | 7ft (2.1m) | 12s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Mon afternoon, min 11°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||
Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||||||||||
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) | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 11 | WSW 11 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | WSW 14 | SW 14 | WSW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1697 | 1726 | 1674 | 1581 | 1532 | 1323 | 933 | 1236 | 1119 | 859 | 974 | 752 | 376 | 459 | 668 | 1712 | 2317 | 1891 | 1949 | 1977 | 1662 | 1547 | 1465 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross-on | cross | cross-off | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross-off | cross-off |
High Tide | 12:58PM1.07m | 1:01AM1.13m | 1:36PM1.19m | 1:40AM1.24m | 2:08PM1.31m | ||||||||||||||||||
Low Tide | 6:46AM0.52m | 7:07PM0.56m | 7:27AM0.41m | 7:45PM0.45m | 7:59AM0.30m | 8:17PM0.34m | |||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | | |
 | 7:16 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — |
 | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 14 | 16 | 16 | 13 | 13 | 12 | 12 | 12 | 15 | 18 | 16 | 13 | 12 | 12 | 11 | 11 | 15 | 18 | 18 | 16 | 13 |
Feels °C | 12 | 11 | 12 | 14 | 13 | 11 | 11 | 10 | 10 | 10 | 12 | 15 | 12 | 10 | 9 | 10 | 9 | 9 | 11 | 13 | 14 | 13 | 9 |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 11 | WSW 11 | WSW 11 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | WSW 14 | SW 14 | WSW 14 |
| kJ | 1697 | 1726 | 1674 | 1581 | 1532 | 1323 | 933 | 1236 | 1119 | 859 | 974 | 752 | 376 | 356 | 668 | 1712 | 2317 | 1891 | 1949 | 1977 | 1662 | 1547 | 1465 |
Swell 2 Height (m) Direction Period (s) | SW 11 | — | — | SW 11 | — | SSW 11 | SSW 11 | — | — | SW 13 | SSW 13 | SSW 14 | SW 10 | SW 10 | SW 10 | W 11 | W 11 | W 11 | — | — | SSW 15 | SW 15 | SSW 14 |
| kJ | 130 | — | — | 30 | — | 297 | 260 | — | — | 45 | 70 | 123 | 270 | 234 | 255 | 151 | 116 | 116 | — | — | 148 | 54 | 290 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SSW 14 | SW 14 | SW 14 | W 11 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 166 | 238 | 459 | 242 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | S 4 | SSE 4 | SSE 4 | S 4 | S 5 | S 5 | S 6 | SSE 5 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 |
| kJ | — | — | — | — | — | — | — | — | — | 31 | 18 | 17 | 40 | 73 | 108 | 116 | 69 | 117 | 144 | 127 | 243 | 200 | 160 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 1 | 0 | 1 | 3 | 3 | 0 | 1 | 0 | 0 | 0 | 1 | 3 | 122 | 3 | 3 | 1 | 0 | 0 | 3 | 458 | 402 | 3 | 3 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
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