Derde Steen Surf Break

Lat Long: 33.76° S 18.44° E

Derde Steen 48 hour detailed Surf Forecast

Issued: 7 am 17 Jul 2026 (local time)

Forecast update in  hr  min

Today's Derde Steen sea temperature is
13.5° C
1.9° 

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 (17 Jul):

  • Morning surf: Morning surf (17 Jul, local time) - 6ft (1.9m), 11s period with SW swell.
  • Afternoon surf: Afternoon surf (17 Jul, local time) - 6ft (1.8m), 11s period with SW swell.
  • Evening surf: Evening surf (17 Jul, local time) - 5ft (1.6m), 10s period with SW swell.

The current surf forecast for Derde Steen at 2PM is: 1.8m 11s primary swell from a Southwest direction (forecast issued at 07:00am July 17). The wind direction is predicted to be glassy and the swell rating is 3.

Time (SAST) & DateWave HeightWave Period
Morning (17 Jul)6ft (1.9m)11s
Afternoon (17 Jul)6ft (1.8m)11s
Evening (17 Jul)5ft (1.6m)10s

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


Short Range Forecast

Mostly dry. Very mild (max 17°C on Fri afternoon, min 13°C on Sun night). Wind will be generally light.

Friday
17
Saturday
18
Sunday
19
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
Rating
(10 max)
3
3
3
3
1
1
2
2
2
2
2
1
2
3
2
2
3
3
2
1
2
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.1
SW
12
1.9
SW
11
1.8
SW
11
1.8
SW
11
1.7
SW
10
1.6
SW
10
1.6
SW
10
1.4
SW
10
1
SSW
10
1
SSW
9
1.4
SW
9
1.2
SW
10
1
SW
13
1.6
SW
12
1.4
SW
12
1.4
SW
12
1.4
SW
12
1.4
SW
12
1.4
SW
12
1.4
SW
12
1.6
SW
11
1.5
SW
11
1.5
SW
11
Wave Graph
Metric surfscale
Energy kJ
1130
866
773
716
623
465
456
377
200
172
307
273
310
730
603
574
565
555
555
528
574
515
524
Wind (km/h)
5
SSE
5
ESE
5
SE
5
SW
10
SW
5
S
5
SSE
5
SE
5
NE
0
N
5
NNW
5
WNW
5
W
5
WNW
5
NNW
10
NNW
10
N
10
N
10
NNW
10
W
5
S
10
SE
10
SE
Wind State
glassy
glassy
glassy
glassy
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
cross-on
cross-on
glassy
cross
cross
cross-off
cross-off
cross
on
cross-on
cross-off
cross-off
High Tide
5:37PM1.59m
5:55AM1.39m
6:19PM1.52m
6:38AM1.28m
7:01PM1.42m
Low Tide
11:20AM0.07m
11:55PM0.15m
12:00PM0.16m
00:39AM0.23m
12:39PM0.27m
part cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
clear
clear
part cloud
clear
clear
clear
clear
cloud
cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:48
7:47
7:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:55
5:57
5:57
 mm
Temp °C
14
14
15
17
16
16
15
15
15
15
16
17
16
15
15
14
14
14
15
16
15
15
13
Feels °C
14
14
15
17
16
16
15
15
15
15
16
17
16
15
15
13
13
13
14
15
15
14
12
  • 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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