Surf Forecasts:
How big are the waves at Derde Steen today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 11ft (3.5m), 12s period with WSW swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 10ft (3.0m), 12s period with WSW swell.
- Evening surf: Evening surf (21 Oct, local time) - 8ft (2.5m), 12s period with WSW swell.
The current surf forecast for Derde Steen at 8PM is: 2.5m 12s primary swell from a West-southwest direction and 0.5m 11s secondary swell from a West direction (forecast issued at 01:00pm October 21). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 11ft (3.5m) | 12s |
| Afternoon (21 Oct) | 10ft (3.0m) | 12s |
| Evening (21 Oct) | 8ft (2.5m) | 12s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Wed afternoon. Warm (max 21°C on Sat morning, min 13°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Wed 21 | Thursday 22 | Friday 23 | |||||||||||||||||||
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 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3349 | 2879 | 2268 | 1966 | 1398 | 1213 | 980 | 846 | 846 | 846 | 770 | 836 | 891 | 984 | 675 | 1064 | 1294 | 1062 | 940 | 800 | 673 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross | cross-off | cross-off | cross-off | glassy | on | on | cross-on | cross |
High Tide | 12:08PM1.22m | 00:30AM1.18m | 12:44PM1.35m | 1:07AM1.29m | 1:17PM1.47m | ||||||||||||||||
Low Tide | 6:32PM0.42m | 6:34AM0.39m | 7:06PM0.29m | 7:09AM0.29m | 7:38PM0.16m | ||||||||||||||||
 | |  |  | |  |  | |  |  | |  | |  | | | | | | | | |
 | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | 7:02 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | 1 | 1 | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 18 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 15 | 15 | 14 | 13 | 14 | 19 | 20 | 19 | 18 | 17 |
Feels °C | 13 | 13 | 14 | 13 | 14 | 14 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 12 | 11 | 12 | 17 | 15 | 15 | 16 | 15 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 |
| kJ | 3349 | 2879 | 2268 | 1966 | 1398 | 1213 | 980 | 846 | 846 | 846 | 770 | 836 | 891 | 984 | 675 | 1064 | 1294 | 1062 | 940 | 800 | 673 |
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 | W 11 | SSW 11 | SW 11 | W 10 | W 10 | W 10 | W 9 | W 9 |
| kJ | — | — | — | 62 | 335 | 396 | 440 | 457 | 394 | 394 | 335 | 282 | 279 | 178 | 447 | 237 | 96 | 92 | 89 | 61 | 58 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 10 | W 10 | W 13 | W 16 | W 16 | W 16 | W 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 175 | 130 | 3 | 5 | 5 | 5 | 19 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 3 | 1 | 0 | 0 | 0 | 0 | 32 | 37 | 3 | 1 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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