Derde Steen Surf Break

Lat Long: 33.76° S 18.44° E

Derde Steen 48 hour detailed Surf Forecast

Issued: 7 pm 28 Sep 2026 (local time)

Forecast update in  hr  min

Today's Derde Steen sea temperature is
14.3°C
1.5° 

Derde Steen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Derde Steen today (29 Sep):

  • Afternoon surf: Afternoon surf (29 Sep, local time) - 5ft (1.6m), 8s period with S swell.
  • Evening surf: Evening surf (29 Sep, local time) - 6ft (1.8m), 8s period with S swell.

The current surf forecast for Derde Steen at 12AM is: 1.7m 8s primary swell from a South-southeast direction and 1.4m 8s secondary swell from a South direction, 0.9m 12s secondary swell from a West-southwest direction (forecast issued at 07:00pm September 28). The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (29 Sep)--
Afternoon (29 Sep)5ft (1.6m)8s
Evening (29 Sep)6ft (1.8m)8s

Table - waves today at Derde Steen. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 31°C on Wed afternoon, min 14°C on Mon night). Winds increasing (calm on Wed afternoon, fresh winds from the NNW by Thu morning).

Mon
28
Tuesday
29
Wednesday
30
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
Rating
(10 max)
3
2
2
1
2
2
2
1
3
3
2
2
2
2
2
2
0
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
S
8
1.8
S
8
1.7
SSE
8
0.9
WSW
12
0.9
WSW
12
0.8
WSW
12
0.8
WSW
11
0.8
SW
14
1.5
SSE
8
1.5
SSE
9
1
SW
13
1
SW
13
0.9
SW
13
1
SW
14
1
SW
14
1
SW
13
1
SW
13
1
SW
13
1
SW
13
Wave Graph
Metric surfscale
Energy kJ
363
412
339
243
215
171
166
218
309
326
321
321
241
379
384
352
342
342
336
Wind (km/h)
10
SE
15
SE
20
ESE
15
ESE
15
ESE
15
E
15
ESE
10
SSE
15
ESE
10
ESE
15
ESE
15
E
15
E
10
E
5
ENE
0
N
10
SSW
15
ESE
10
N
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
off
off
off
glassy
cross-on
cross-off
cross-off
High Tide
4:02PM1.67m
4:26AM1.51m
4:38PM1.61m
5:03AM1.44m
5:17PM1.51m
Low Tide
10:19PM-0.00m
10:26AM0.10m
10:55PM0.06m
11:03AM0.18m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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6:26
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6:24
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—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:45
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—
—
—
—
—
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6:46
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—
—
—
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6:46
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
23
19
15
14
14
15
22
26
28
26
23
21
20
21
29
31
29
28
25
Feels °C
19
15
11
10
10
11
18
22
24
23
19
17
15
17
27
29
26
23
22
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Derde Steen surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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