Dias Beach surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 1 am Tuesday 21 Apr 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
19.4° C
(Which is 1.4°C warmer than normal for this time of year)

How big are the waves at Dias Beach today?

The current surf forecast for Dias Beach at 4AM is: 3.5m 13s primary swell from a Southwest direction and 0.1m 20s secondary swell from a Southwest direction (forecast issued at 01:00am April 21). The wind direction is predicted to be cross-offshore and the swell rating is 11.

Time (SAST) & DateWave HeightWave Period
Morning (21 Apr)13ft (4.0m)13s
Afternoon (21 Apr)13ft (4.0m)12s
Evening (21 Apr)13ft (4.0m)12s

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


Updates in  hr  min  s Forecast update imminent
Tuesday
21
Wednesday
22
Thursday
23
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
!
!
!
!
!
0
0
0
0
0
0
0
!
0
0
0
0
0
!
!
5
3
2
2
Swell
Height Map
Wave Height (m) & direction (?)
4
SW
3.5
SW
3.5
SW
4
SW
3.5
SW
4
SW
4
SW
4
SSW
4
SSW
4.5
SSW
5
SSW
5
SSW
5
SSW
5
SSW
4.5
SSW
4.5
SSW
4
SSW
3.5
SSW
3
SSW
3
SSW
2.5
SSW
2.4
SSW
2.2
SSW
1.9
SSW
Period(s) (?)131313131212121212141515161616161515141414131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)53694681464645914011500245914541499671651066711951122631179310875992569815330424534082826196015611236
Wind
(km/h)
35
NW
35
NW
30
NW
30
NW
25
NW
30
SW
30
SW
25
SSW
25
SSW
30
S
30
SSE
35
SE
35
SE
40
SE
45
SE
50
ESE
50
ESE
40
ESE
30
E
20
E
15
E
10
ESE
15
SE
15
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
on
ononononcross-
on
cross-
on
crosscrosscrosscrosscrosscrosscross-
off
cross-
off
cross-
off
crosscrosscross
High Tide
/ height (m)
5:36AM
1.46
6:10PM
1.33
6:30AM
1.30
7:13PM
1.22
7:41AM
1.15
Low Tide
/ height (m)
11:24PM
0.21
11:56AM
0.19
12:17AM
0.34
12:51PM
0.34
1:27AM
0.46
2:07PM
0.46
Tuesday
21
Wednesday
22
Thursday
23
Sunrise---7:13-------7:13-------7:13----
Sunset------6:15-------6:14-------6:13-
part cloud
part cloud
cloud
light rain
light rain
light rain
cloud
cloud
cloud
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
---123------------------
Temp. °C171616161617171717171616161515151413131314172020
Feels °C (?)1091010111110111110989765557911151616
  • 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

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 Dias Beach 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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