Dunes surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 1 am Wednesday 29 Apr 2026 SAST
Forecast update in hr  min  s Forecast update imminent
Dunes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dunes sea temperature is
18.2° C
(Which is slightly warmer than usual)

How big are the waves at Dunes today?

The current surf forecast for Dunes at 10AM is: 2.0m 11s primary swell from a South-southeast direction and 1.1m 9s secondary swell from a Southwest direction (forecast issued at 01:00am April 29). The wind direction is predicted to be offshore and the swell rating is 4.

Time (SAST) & DateWave HeightWave Period
Morning (29 Apr)6.5ft (2.0m)12s
Afternoon (29 Apr)6ft (1.9m)13s
Evening (29 Apr)5.5ft (1.7m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Fri night. Very mild (max 16°C on Wed afternoon, min 14°C on Wed morning). Winds increasing (light winds from the W on Thu night, strong winds from the N by Fri night).

Wednesday
29
Thursday
30
Friday
1
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
Rating
(10 max)
3
4
4
4
3
2
2
2
1
1
1
2
3
4
4
3
2
1
0
0
0
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
2
SSE
12
1.9
SSE
12
1.9
SSE
12
2.1
SSE
11
1.9
SSE
13
1.8
SSE
13
1.7
SSE
13
1.7
SSE
13
1.6
SSE
12
1.3
SSE
12
1.3
SSE
12
1.1
SSW
14
2.4
SSW
17
3
SSW
16
3
SSW
15
3
SSW
14
2.5
SSW
14
2.5
SW
13
2.5
SW
13
2.5
SW
13
2.5
SW
12
2.5
SW
12
3
SW
12
3
SW
12
Wave Graph
Metric surfscale
Energy kJ
1084
1001
984
1124
1180
1103
995
880
739
525
508
501
3388
4340
4209
3613
2856
2459
2241
2140
1946
2073
2227
2692
Wind (km/h)
20
SE
20
SE
25
SE
20
SE
25
SE
30
SSE
30
SE
30
SE
30
SE
30
SSE
25
SE
25
SSE
25
S
20
S
10
SW
10
W
10
NW
20
NNW
30
N
40
N
40
NNW
40
NNW
40
NNW
45
N
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
1:45AM1.47m
2:12PM1.37m
2:17AM1.50m
2:42PM1.40m
2:47AM1.51m
3:12PM1.42m
Low Tide
8:09AM0.15m
8:12PM0.24m
8:38AM0.12m
8:43PM0.23m
9:07AM0.11m
9:13PM0.22m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
clear
part cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:18
7:20
7:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:07
6:06
6:05
Temp °C
15
15
14
15
16
16
16
15
15
15
15
15
16
16
16
16
16
16
15
15
16
16
16
15
11
11
9
11
11
10
11
10
10
10
10
10
12
12
14
14
14
13
9
8
8
8
8
7
Swell 1
Height (m)
Direction
Period (s)
2
SSE
12
1.9
SSE
12
1.9
SSE
12
2.1
SSE
11
1.9
SSE
13
1.8
SSE
13
1.7
SSE
13
1.7
SSE
13
1.6
SSE
12
1.3
SSE
12
1.3
SSE
12
1.1
SSE
12
2.4
SSW
17
3
SSW
16
3
SSW
15
3
SSW
14
2.5
SSW
14
2.5
SW
13
2.5
SW
13
2.5
SW
13
2.5
SW
12
2.5
SW
12
3
SW
12
3
SW
12
Energy kJ
1084
1001
984
1124
1180
1103
995
880
739
525
508
347
3388
4340
4209
3613
2856
2459
2241
2140
1946
2073
2227
2692
Swell 2
Height (m)
Direction
Period (s)
1.2
SW
9
1.3
SW
10
1.1
SW
9
1
SW
9
1.1
SW
9
1.4
SW
13
1.3
SW
13
1.4
SW
13
1.1
SW
10
1.1
SW
11
1.2
SW
12
1.1
SSW
14
1
SSE
12
0.9
SSE
12
0.7
SE
12
0.6
SSE
11
0.5
SE
11
0.4
SSE
11
0.4
SE
11
0.2
SSE
11
0.2
SSE
10
0.1
SE
10
0.1
SE
10
0.4
S
15
Energy kJ
251
303
225
170
188
585
511
613
211
308
409
501
289
211
135
85
59
47
30
11
10
4
4
70
Swell 3
Height (m)
Direction
Period (s)
0.4
S
11
0.4
SW
15
0.6
SW
14
0.6
SW
14
0.8
SW
14
0.2
S
10
0.3
SSW
16
0.4
SSW
16
0.8
SW
13
0.6
SSW
15
0.6
SW
15
1.1
SW
10
0.1
SE
10
Energy kJ
38
78
130
162
221
8
51
103
202
150
176
240
4
Wind waves
Height (m)
Direction
Period (s)
0.8
SE
4
0.9
SSE
4
1.2
SSE
5
1.1
SE
5
1.1
SE
5
1.1
SE
5
0.9
SSE
4
0.6
SE
4
0.6
NW
3
1
NW
4
1.4
NW
5
1.6
NW
6
1.8
NW
6
1.8
NNW
6
Energy kJ
19
35
59
59
59
51
35
14
6
35
95
160
222
211
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
4
4
4
3
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
Distance (km)
1
0
0
0
1
409
23
4
4
4
1
1
2
2
2
8
8
8
29
185
185
185
185
199
Best forecast wave conditions in Cape Town
Rating
(10 max)
4
4
4
4
4
4
4
3
4
4
4
4
4
5
4
4
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
9
8
9
8
5
5
5
5
4
4
4
4
4
5
6
4
5
5
5
5
4
4
4
4
Header Global
Rating
(10 max)
9
9
9
8
8
8
7
6
5
5
5
5
5
5
6
6
6
6
7
5
5
5
5
4
  • 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

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