Surf Forecasts:
How big are the waves at Derde Steen today (29 Aug):
- Afternoon surf: Afternoon surf (29 Aug, local time) - 5ft (1.5m), 14s period with WSW swell.
- Evening surf: Evening surf (29 Aug, local time) - 4.5ft (1.4m), 14s period with WSW swell.
The current surf forecast for Derde Steen at 11PM is: 1.4m 13s primary swell from a West-southwest direction and 2.1m 9s secondary swell from a Southwest direction (forecast issued at 07:00pm August 29). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | - | - |
| Afternoon (29 Aug) | 5ft (1.5m) | 14s |
| Evening (29 Aug) | 4.5ft (1.4m) | 14s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Sun afternoon, min 10°C on Mon morning). Wind will be generally light. | |||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | |||||||||||||||||
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 14 | WSW 14 | SW 9 | WSW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 756 | 704 | 683 | 805 | 2207 | 2239 | 2101 | 1978 | 1821 | 1259 | 1259 | 1158 | 1302 | 1208 | 1019 | 908 | 771 | 918 | 778 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross |
High Tide | 4:01PM1.63m | 4:16AM1.50m | 4:31PM1.63m | 4:48AM1.47m | 5:03PM1.59m | ||||||||||||||
Low Tide | 10:14PM0.07m | 10:18AM0.07m | 10:45PM0.07m | 10:48AM0.11m | |||||||||||||||
 |  | | | |  | | | | | |  | | | | | | | | |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — |
 | 6:24 | — | — | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:27 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 13 | 13 | 12 | 14 | 15 | 14 | 12 | 12 | 11 | 11 | 10 | 13 | 14 | 14 | 12 | 11 |
Feels °C | 9 | 10 | 11 | 8 | 8 | 7 | 8 | 10 | 9 | 6 | 7 | 7 | 8 | 7 | 10 | 10 | 10 | 9 | 9 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | SW 9 | SW 9 | SW 9 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 12 |
| kJ | 756 | 607 | 680 | 702 | 2207 | 2239 | 2101 | 1978 | 1821 | 1259 | 1259 | 1158 | 1302 | 1208 | 1019 | 908 | 771 | 918 | 778 |
Swell 2 Height (m) Direction Period (s) | SSE 11 | WSW 14 | WSW 13 | WSW 13 | — | S 11 | — | — | — | — | — | — | — | S 10 | — | — | — | SW 13 | WSW 11 |
| kJ | 39 | 704 | 683 | 805 | — | 9 | — | — | — | — | — | — | — | 2 | — | — | — | 46 | 226 |
Swell 3 Height (m) Direction Period (s) | — | SSE 11 | SSE 10 | SSE 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 14 | SW 14 |
| kJ | — | 22 | 22 | 22 | — | — | — | — | — | — | — | — | — | — | — | — | — | 91 | 264 |
Wind waves Height (m) Direction Period (s) | SW 10 | — | — | — | SSE 11 | — | SSE 10 | SSE 11 | SSE 10 | S 5 | S 5 | S 5 | — | — | — | — | S 4 | — | — |
| kJ | 535 | — | — | — | 11 | — | 11 | 11 | 9 | 87 | 77 | 65 | — | — | — | — | 15 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 324 | 3 | 1 | 73 | 73 | 3 | 73 | 342 | 342 | 73 | 53 | 53 | 3 | 1 | 3 | 3 | 10 | 1 | 1 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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