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Derde Steen Surf Forecast
/ Cape Town (70 surf breaks) /
Surf Forecasts:
Derde Steen surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 am Friday 24 Apr 2026 SASTForecast update in hr min s Forecast update imminent
Derde Steen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Derde Steen sea temperature is
15.6° C
(Which is 2.0°C colder than average for this time of year)How big are the waves at Derde Steen today?
The current surf forecast for Derde Steen at 10AM is: 1.3m 12s primary swell from a South-southwest direction and 0.1m 15s secondary swell from a West direction (forecast issued at 01:00am April 24). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Apr) | 4.5ft (1.3m) | 12s |
| Afternoon (24 Apr) | 3.5ft (1.1m) | 11s |
| Evening (24 Apr) | 3ft (0.9m) | 11s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Sun afternoon. Warm (max 25°C on Fri afternoon, min 14°C on Sat night). Winds increasing (calm on Fri morning, fresh winds from the NNW by Sun morning). | ||||||||||||||||||||||||
Friday 24 | Saturday 25 | Sunday 26 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 8 | WSW 8 | WSW 8 | W 9 | |
774 | 624 | 444 | 374 | 296 | 214 | 226 | 128 | 137 | 205 | 171 | 198 | 166 | 163 | 185 | 178 | 154 | 122 | 115 | 108 | 383 | 569 | 731 | 430 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | glassy | on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross | on | cross-on | on | cross-on | |
High Tide | 9:24AM1.07m | 10:20PM1.17m | 11:03AM1.09m | 11:36PM1.25m | 12:11PM1.16m | |||||||||||||||||||
Low Tide | 3:11AM0.53m | 3:47PM0.50m | 4:58AM0.49m | 5:15PM0.47m | 6:09AM0.39m | 6:16PM0.40m | ||||||||||||||||||
 | |  | | | | | | | | | |  | | | | | | |  |  | |  | | |
 | — | 7:13 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:10 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 3 | 1 | 2 | |
Temp °C | 18 | 17 | 18 | 23 | 25 | 22 | 22 | 21 | 20 | 17 | 16 | 20 | 20 | 17 | 16 | 16 | 15 | 14 | 15 | 17 | 14 | 15 | 15 | 14 |
14 | 13 | 14 | 20 | 21 | 19 | 19 | 18 | 17 | 15 | 14 | 17 | 18 | 15 | 16 | 15 | 14 | 12 | 12 | 12 | 10 | 11 | 12 | 9 | |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | W 9 | SW 15 | SW 14 | W 9 |
 kJ | 774 | 624 | 444 | 374 | 296 | 214 | 226 | 128 | 137 | 205 | 171 | 198 | 166 | 163 | 185 | 178 | 154 | 122 | 115 | 108 | 42 | 54 | 97 | 430 |
Swell 2 Height (m) Direction Period (s) | — | SSE 7 | W 15 | W 15 | W 15 | W 15 | W 9 | SW 12 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 8 | SW 17 | SW 16 | WSW 5 | WSW 5 | WSW 6 | SW 15 | S 15 | S 14 | SW 11 |
| kJ | — | 32 | 4 | 4 | 4 | 4 | 2 | 53 | 75 | 8 | 16 | 14 | 6 | 6 | 5 | 11 | 41 | 12 | 29 | 55 | 55 | 4 | 4 | 406 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 9 | W 9 | W 15 | S 10 | S 10 | W 13 | NW 13 | NW 13 | NW 13 | NW 13 | SW 18 | S 8 | S 16 | SW 16 | SW 16 | SW 15 | S 15 | NW 12 | NW 12 | SW 14 |
| kJ | — | — | — | — | 2 | 2 | 4 | 8 | 8 | 4 | 7 | 7 | 7 | 7 | 12 | 1 | 5 | 41 | 39 | 56 | 5 | 6 | 6 | 149 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | N 3 | NNW 3 | NW 3 | NW 3 | WNW 3 | WNW 4 | NNW 3 | N 3 | NW 4 | WSW 8 | WSW 8 | WSW 8 | SW 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 2 | 4 | 2 | 1 | 2 | 5 | 3 | 8 | 24 | 383 | 569 | 731 | 306 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 32 | 1 | 1 | 0 | 0 | 0 | 0 | 38 | 32 | 32 | 32 | 0 | 0 | 5 | 40 | 188 | 37 | 37 | 37 | 126 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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