Dias Beach surfForecast / Cape Town / South Africa

information circle16 Day Weather and Surf, issued 1 pm Friday 29 May 2026 SAST
Forecast update in hr  min  s Forecast update imminent
Dias Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dias Beach sea temperature is
16.5° C
(Which is normal for this time of year)

Dias Beach surf forecast from 29 May 2026:

  • Best quality surf: Monday 1 Jun, 2AM (local time) - 5ft (1.6m), 11s period, SW swell with glassy winds.
  • Most powerful swell: Friday 29 May, 8PM (local time) - 10ft (3.0m), 13s period, SW swell with 2,961 kJ wave energy.
  • Next surfable swell (1★+): Monday 1 Jun, 2AM (local time) - 5ft (1.6m), 11s period with SW swell.

Best Forecast Surf Conditions for Dias Beach this week:

The surf forecast for Dias Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jun 01) at 2AM. The primary swell is predicted to be 1.6m and 11s period with a secondary swell of 0.2m and 7s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Dias Beach in the next 16 days are 3.0m 13s and forecast to arrive on Friday (May 29) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 4s period and expected on Friday (Jun 05) at 5AM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Mon 1st Jun)5ft (1.6m) 11s
Best Surf 2AM (Mon 1st Jun)5ft (1.6m) 11s
Most Powerful 8PM (Fri 29th May)10ft (3.0m) 13s

Table - best surf conditions forecast for Dias Beach over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 17°C on Sun night, min 15°C on Fri afternoon). Winds decreasing (fresh winds from the SE on Sat night, calm by Sun night).

Days 5-7 Weather Summary

Some drizzle, heaviest during Tue morning. Very mild (max 18°C on Mon afternoon, min 14°C on Tue night). Winds increasing (light winds from the WNW on Mon afternoon, near gales from the ESE by Wed morning).

Fri
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
0
0
0
1
2
2
3
3
2
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
SW
14
2.5
SW
13
2.1
SW
12
1.7
SW
12
1.8
SW
12
1.8
SW
11
1.6
SW
12
1.6
SW
11
1.9
SW
11
2.4
WSW
13
2.5
WSW
12
1.8
WSW
11
2.1
S
8
1.7
SW
13
2.1
SSW
12
1.7
SW
12
2.3
SE
7
1.3
SW
11
1.1
SW
11
1.8
ESE
7
1.2
SW
15
Wave Graph
Metric surfscale
Energy kJ
3005
2063
1249
813
970
808
734
604
894
1821
1966
821
516
981
1299
875
569
389
320
352
666
Wind (km/h)
30
SE
20
SSE
25
SE
30
SSE
25
SE
10
ESE
10
SSE
5
SW
10
NW
25
WNW
30
SW
40
SE
45
SE
50
ESE
55
ESE
55
ESE
55
ESE
50
E
50
ESE
45
ESE
40
E
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
glassy
cross-off
cross
on
cross-on
cross
cross
cross
cross
cross
cross-off
cross
cross
cross-off
High Tide
2:19PM1.31m
2:22AM1.39m
2:52PM1.33m
2:56AM1.39m
3:25PM1.35m
3:30AM1.38m
3:59PM1.34m
4:04AM1.36m
4:34PM1.33m
4:39AM1.32m
5:10PM1.30m
5:14AM1.27m
5:49PM1.27m
5:52AM1.21m
Low Tide
8:20PM0.34m
8:44AM0.20m
8:54PM0.32m
9:16AM0.20m
9:28PM0.31m
9:49AM0.21m
10:02PM0.33m
10:21AM0.23m
10:37PM0.36m
10:55AM0.26m
11:13PM0.40m
11:29AM0.30m
11:53PM0.44m
12:06PM0.34m
cloud
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
part cloud
rain showers
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:41
7:41
7:43
7:43
7:43
7:45
7:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:44
5:44
5:44
5:43
5:43
5:43
5:43
1
Temp °C
16
16
15
15
15
16
16
17
17
18
18
16
15
15
14
14
15
14
16
14
14
11
12
12
11
11
15
15
17
16
16
15
9
7
6
4
3
5
4
6
3
6
Swell 1
Height (m)
Direction
Period (s)
3
SW
14
2.5
SW
13
2.1
SW
12
1.7
SW
12
1.8
SW
12
1.8
SW
11
1.6
SW
12
1.6
SW
11
1.9
SW
11
2.4
WSW
13
0.2
S
12
1.8
WSW
11
1.5
W
11
1.7
SW
13
2.1
SSW
12
1.7
SW
12
1.4
SW
11
1.3
SW
11
1.1
SW
11
0.8
SW
10
1.4
SE
8
Energy kJ
3005
2063
1249
813
970
808
734
604
894
1821
12
821
516
981
1299
836
515
389
297
132
261
Swell 2
Height (m)
Direction
Period (s)
0.1
E
8
0.1
SE
8
0.3
ESE
8
0.2
ESE
7
0.4
SSW
14
0.2
SSW
13
0.2
ESE
8
1.4
SSW
7
0.1
SW
15
1.2
W
11
0.9
W
11
0.7
W
11
0.5
W
11
0.3
W
10
0.3
W
10
0.3
SW
14
1.2
SW
15
Energy kJ
1
3
11
5
67
17
6
208
9
364
205
121
58
18
18
32
666
Swell 3
Height (m)
Direction
Period (s)
0.1
E
6
0.1
W
12
0.2
ESE
7
0.2
ESE
7
0.6
SW
11
0.1
SW
15
0.3
S
11
0.1
SW
16
0.3
SW
18
0.2
W
9
Energy kJ
1
3
5
5
92
9
20
10
50
7
Wind waves
Height (m)
Direction
Period (s)
0.8
SE
4
0.7
SE
4
0.3
ESE
6
0.6
SE
3
0.9
ESE
4
0.5
SE
4
2.5
WSW
12
2.1
S
8
1.9
SE
7
1.4
SE
5
2.5
SE
8
2.3
SE
7
2.1
ESE
6
1.7
ESE
7
1.8
ESE
7
0.3
NE
3
Energy kJ
17
16
6
9
32
7
1966
486
394
91
875
569
359
320
352
2
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
3
3
3
3
3
3
3
4
2
2
3
4
4
2
1
2
2
3
Distance (km)
30
15
29
29
28
2
2
0
0
4
30
35
35
52
52
189
41
49
41
29
29
Best forecast wave conditions in Cape Town
Rating
(10 max)
4
4
4
3
3
3
3
3
3
4
4
4
5
3
3
3
2
3
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
4
3
3
3
3
3
3
4
4
2
2
4
5
4
4
3
3
4
4
Header Global
Rating
(10 max)
5
5
5
7
7
6
5
5
4
4
5
8
4
6
5
5
5
5
5
7
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Dias Beach Surf forecast

The above surf forecast table for Dias Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dias Beach can be found by selecting the local surf guide option on the grey menu. Our Dias Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Dias Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Dias Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Cape Town? If you are looking for accommodation near Dias Beach, camping, hotels and holiday cottages in Cape Town, consider staying in Cape Town which is 46 km (29 miles) away. Other places in and around Cape Town where you can find information about places to rent, and car hire include Bellville which is 51 km (32 miles) away, Grabouw, Stellenbosch and Kayamnandi.

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