Dunes surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 7 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
18.1° C
(Which is normal for this time of year)

How big are the waves at Dunes today?

The current surf forecast for Dunes at 3PM is: 2.0m 13s primary swell from a South-southeast direction and 1.1m 9s secondary swell from a Southwest direction (forecast issued at 07:00am April 29). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (29 Apr)6.5ft (2.0m)12s
Afternoon (29 Apr)6.5ft (2.0m)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 3mm), mostly falling on Fri night. Very mild (max 16°C on Wed afternoon, min 15°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
Sat
2
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
2 AM
Rating
(10 max)
4
4
4
3
2
2
2
2
2
1
1
3
4
4
3
2
1
0
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>
<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
2.1
SSE
11
2.1
SSE
13
1.9
SSE
13
1.7
SSE
13
1.7
SSE
13
1.6
SSE
12
1.7
SSE
12
1.3
SSE
12
1.1
SSW
14
2.4
SSW
17
3
SSW
16
3
SSW
15
3
SSW
14
3
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
WSW
12
3.5
WSW
12
Wave Graph
Metric surfscale
Energy kJ
1100
984
1124
1344
1217
995
880
739
843
443
501
3388
4285
4209
3613
3035
2459
2345
2377
2101
1742
2146
2321
3025
Wind (km/h)
25
SE
20
SE
15
SE
25
SE
30
SSE
30
SE
30
SE
25
SE
30
SE
25
SE
25
SSE
25
S
20
S
15
SSW
10
W
15
WNW
15
NNW
25
N
35
NNW
40
NNW
45
NNW
40
NNW
40
N
45
N
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
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
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
part cloud
cloud
part cloud
clear
part cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:18
7:20
7:20
7:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:07
6:06
6:05
6:04
1
1
Temp °C
15
15
15
16
16
16
16
15
15
15
16
16
16
16
16
16
16
15
15
16
16
16
15
15
11
11
11
11
10
11
11
10
10
10
11
12
12
13
15
14
13
10
8
8
8
9
8
7
Swell 1
Height (m)
Direction
Period (s)
2
SSE
12
1.9
SSE
12
2.1
SSE
11
2.1
SSE
13
1.9
SSE
13
1.7
SSE
13
1.7
SSE
13
1.6
SSE
12
1.1
SW
11
1.3
SSE
12
1.1
SSE
12
2.4
SSW
17
3
SSW
16
3
SSW
15
3
SSW
14
3
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
WSW
12
3.5
WSW
12
Energy kJ
1100
984
1124
1344
1217
995
880
739
308
443
347
3388
4285
4209
3613
3035
2459
2345
2377
2101
1742
2146
2321
3025
Swell 2
Height (m)
Direction
Period (s)
1.2
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
0.6
SSW
15
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
0.7
S
15
0.5
S
15
0.5
S
15
0.4
S
15
Energy kJ
268
225
170
188
585
511
613
211
150
409
501
289
235
135
85
59
47
30
11
10
212
109
104
69
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
15
0.6
SW
14
0.6
SW
14
0.8
SW
14
0.2
S
10
0.4
SSW
16
0.4
SSW
16
0.8
SW
13
0.5
SW
13
0.6
SW
15
1.1
SW
12
0.2
SSE
10
0.1
SE
10
0.1
SE
10
0.1
W
21
Energy kJ
78
130
162
221
8
102
103
202
84
176
298
10
4
4
9
Wind waves
Height (m)
Direction
Period (s)
0.7
SE
4
0.9
SE
4
1.1
SE
5
1.1
SE
5
1.1
SE
5
1.7
SSE
12
0.9
SSE
4
0.6
SE
4
0.9
NW
4
1.3
NW
5
1.7
NW
5
1.5
NNW
5
1.5
NNW
6
1.7
NNW
6
Energy kJ
14
26
49
59
59
843
35
14
21
68
160
125
143
194
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
3
4
4
4
4
4
4
3
4
4
4
4
3
4
Distance (km)
0
0
0
1
409
23
4
1
4
4
2
2
2
2
8
8
8
25
82
185
284
284
199
65
Best forecast wave conditions in Cape Town
Rating
(10 max)
4
4
4
4
4
4
4
4
4
3
4
4
5
4
4
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
8
9
8
5
5
5
5
4
4
4
4
4
5
6
4
5
5
5
4
4
4
4
4
4
Header Global
Rating
(10 max)
9
9
8
8
8
7
6
5
5
5
5
5
5
6
6
6
6
7
5
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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