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Surf Forecasts:

Dias Beach surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 1 pm Tuesday 20 Jan 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
20.5° C
 (Which is normal for this time of year)

How big are the waves at Dias Beach today?

The current surf forecast for Dias Beach at 6PM is: 1.5m 13s primary swell from a Southwest direction and 2.5m 7s secondary swell from a Southeast direction (forecast issued at 01:00pm January 20). An open ocean swell of 0.1m 17s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (20 Jan)7ft (2.2m)6s
Afternoon (20 Jan)8ft (2.5m)7s
Evening (20 Jan)5ft (1.6m)13s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
0
0
!
!
!
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.3
SW
2.5
SE
1.5
SW
3
SE
1.6
SW
1.6
SW
1.6
SW
1.6
SW
1.6
SW
1.4
SW
1.4
SW
1.4
SW
1.6
SW
1.6
SW
1.6
SW
1.9
SSW
1.8
SSW
2.1
SSW
2.4
SSW
3
SSW
3
SSW
3
SSW
3
SSW
3
SSW
Period(s) (?)1161371313121212121212121213131315151515141414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)399511780841816791718706694551551570706742816117011341846251334563866416038253772
Wind
(km/h)
50
SE
60
SE
65
SE
60
SE
55
ESE
50
ESE
40
ESE
40
ESE
45
SE
55
SSE
50
SE
55
SE
45
SE
40
SE
30
SSE
20
S
20
SSW
15
SW
15
SW
30
S
20
SSE
20
SSE
20
SSE
20
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on		cross-
on		crosscrosscrosscrosscrosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		ononcross-
on		ononcross-
on		cross-
on		cross-
on		cross-
on
High Tide
/ height (m)
4:23PM
1.46
4:49AM
1.54
4:56PM
1.44
5:21AM
1.55
5:31PM
1.40
5:55AM
1.53
Low Tide
/ height (m)
10:24AM
0.20
10:34PM
0.08
10:57AM
0.19
11:04PM
0.10
11:32AM
0.19
11:36PM
0.14
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Sunrise-------5:54-------5:54-------5:56
Sunset--7:59-------7:58-------7:58-----
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
clear
clear
clear
part cloud
Rain (mm)
------------------------
Temp. °C201919201918171720191920191919191919201918181818
Feels °C (?)11879109101013111112121416161618191514141515
  • 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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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.

View detailed surf forecast for Dias Beach at:
surf-forecast.com

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