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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 Monday 01 Dec 2025 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
12.3° C
(Which is 5.9°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 7AM is: 2.5m 13s primary swell from a Southwest direction and 0.2m 12s secondary swell from a West-northwest direction, 1.4m 6s secondary swell from a South direction (forecast issued at 01:00am December 01). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Dec) | 8ft (2.5m) | 13s |
| Afternoon (01 Dec) | 7ft (2.1m) | 13s |
| Evening (01 Dec) | 6.5ft (2.0m) | 13s |
Table - waves today at Derde Steen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 01 | Tuesday 02 | Wednesday 03 | ||||||||||||||||||||||
| 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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3386 | 2973 | 1862 | 2241 | 1594 | 1475 | 1374 | 1395 | 1279 | 1607 | 1498 | 1475 | 1385 | 970 | 884 | 800 | 666 | 542 | 533 | 488 | 433 | 386 | 377 | 397 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross | cross | cross- off | cross- off | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 11:49PM 1.22 | 12:01PM 1.44 | 12:44AM 1.32 | 12:54PM 1.53 | 1:34AM 1.42 | 1:43PM 1.60 | ||||||||||||||||||
Low Tide / height (m) | 5:45AM 0.38 | 6:33PM 0.17 | 6:42AM 0.29 | 7:23PM 0.07 | 7:34AM 0.20 | |||||||||||||||||||
Monday 01 | Tuesday 02 | Wednesday 03 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:40 | - | - | - | - | - | - | - | 7:42 | - | - | - | - | - | - | - | 7:43 | - |
 | | |  | | | | | | | | | | | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 17 | 17 | 20 | 24 | 24 | 22 | 19 | 19 | 19 | 18 | 20 | 23 | 23 | 22 | 20 | 19 | 18 | 17 | 19 | 24 | 26 | 24 | 23 |
| Feels °C (?) | 16 | 15 | 16 | 18 | 21 | 19 | 16 | 15 | 16 | 17 | 17 | 18 | 20 | 19 | 17 | 16 | 17 | 17 | 16 | 18 | 22 | 21 | 19 | 19 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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