Dias Beach Surf Break

Lat Long: 34.35° S 18.49° E

Dias Beach 48 hour detailed Surf Forecast

Issued: 1 pm 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Dias Beach sea temperature is
13.8°C
2.0° 

Dias Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Dias Beach today (21 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 4.5ft (1.4m), 12s period with WSW swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 4.5ft (1.3m), 12s period with WSW swell.
  • Evening surf: Evening surf (21 Sep, local time) - 4ft (1.2m), 11s period with SW swell.

The current surf forecast for Dias Beach at 7PM is: 1.2m 11s primary swell from a Southwest direction and 0.6m 15s secondary swell from a South-southwest direction, 1.9m 6s secondary swell from a East-southeast direction (forecast issued at 01:00pm September 21). The wind direction is predicted to be cross-shore.

Time (SAST) & DateWave HeightWave Period
Morning (21 Sep)4.5ft (1.4m)12s
Afternoon (21 Sep)4.5ft (1.3m)12s
Evening (21 Sep)4ft (1.2m)11s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Mon night. Warm (max 23°C on Tue morning, min 15°C on Wed morning). Winds increasing (light winds from the E on Tue afternoon, strong winds from the SE by Wed night).

Mon
21
Tuesday
22
Wednesday
23
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)
0
0
0
0
0
1
3
3
2
1
3
0
0
1
2
0
1
1
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)
1.4
WSW
12
1.3
WSW
12
1.3
WSW
11
1.2
WSW
11
1.2
SW
11
0.9
SW
14
1.1
SW
11
1.1
SW
13
1.1
SW
13
1.1
SW
12
1.3
SW
12
1.3
SW
12
1.3
SW
11
1.2
SW
11
1.2
SW
11
1.1
SW
11
1.1
SW
11
0.9
SW
11
0.9
SW
10
0.9
SW
10
2.1
SSE
6
Wave Graph
Metric surfscale
Energy kJ
536
456
426
329
360
280
303
400
424
379
494
435
384
332
332
254
254
187
184
157
335
Wind (km/h)
35
ESE
30
SE
35
SE
30
ESE
25
ESE
25
ESE
15
ESE
15
NE
10
WSW
15
SW
10
E
15
W
15
WSW
10
NW
15
NW
15
WNW
10
W
10
SSW
20
SSE
35
SE
40
SE
Wind State
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-on
cross-on
cross-off
cross-on
cross-on
cross
cross-off
cross
cross
on
cross-on
cross
cross
High Tide
12:27PM1.07m
00:35AM1.10m
1:03PM1.21m
1:12AM1.22m
1:33PM1.34m
Low Tide
6:42PM0.56m
6:53AM0.44m
7:17PM0.43m
7:23AM0.33m
7:47PM0.30m
clear
clear
clear
clear
clear
part cloud
rain showers
clear
part cloud
part cloud
part cloud
part cloud
rain showers
light rain
part cloud
part cloud
rain showers
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:40
6:42
6:42
 mm
1
1
1
1
Temp °C
18
21
22
22
20
19
20
22
23
22
19
20
18
17
16
15
15
16
16
16
18
Feels °C
13
16
17
18
17
16
19
21
23
21
19
19
17
17
15
13
14
16
14
11
12
  • 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
How to use the Wavefinder 

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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