Arniston surf break

Arniston surfForecast / Overberg / South Africa

information circle48hr Weather and Surf, issued 1 pm Wednesday 10 Dec 2025 SAST
Forecast update in hr  min  s Forecast update imminent
Arniston surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Arniston sea temperature is
20.8° C
(Which is 1.4°C warmer than normal for this time of year)


How big are the waves at Arniston today?

The current surf forecast for Arniston at 6PM is: 1.2m 10s primary swell from a South-southwest direction and 1.5m 6s secondary swell from a East direction (forecast issued at 01:00pm December 10). The wind direction is predicted to be onshore.

Time (SAST) & DateWave HeightWave Period
Morning (10 Dec)4.5ft (1.3m)11s
Afternoon (10 Dec)3.5ft (1.1m)10s
Evening (10 Dec)5.5ft (1.7m)6s

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

Updates in  hr  min  s Forecast update imminent
Wednesday
10
Thursday
11
Friday
12
Saturday
13
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
2
0
1
2
0
2
1
0
0
1
2
!
!
!
Swell
Height Map
Wave Height (m) & direction (?)
1
SSW
1
SSW
1.2
SSW
1.7
E
1.8
E
1.9
E
1.9
E
2
E
1.5
E
1.4
ESE
1.3
ESE
1.2
ESE
1.1
E
1.1
E
1
E
0.6
SSW
0.7
SW
2.1
WSW
1.9
WSW
2
SW
2
SW
2.2
SW
3
SW
3.5
SW
Period(s) (?)101010667777788888181717101011151414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2092052691972453283714312512201961731451531452143092374630753966208938934074
Wind
(km/h)
30
E
35
ESE
40
E
40
E
40
ENE
35
E
30
E
20
ENE
15
E
25
SSE
15
SSW
35
WSW
25
WSW
20
W
30
W
25
WNW
40
W
55
W
45
WSW
40
WSW
35
WSW
35
WSW
35
WSW
30
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
off
cross-
off
cross-
off
offcross-
off
offoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
7:26PM
1.35
8:09AM
1.49
8:37PM
1.24
9:19AM
1.44
10:02PM
1.19
Low Tide
/ height (m)
1:33PM
0.56
1:36AM
0.54
2:45PM
0.64
2:40AM
0.64
4:06PM
0.66
3:57AM
0.70
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunrise-------5:18-------5:18-------5:18
Sunset--7:44-------7:45-------7:45-----
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
clear
clear
cloud
cloud
clear
part cloud
rain showers
cloud
part cloud
Rain (mm)
---------------------1--
Temp. °C191919181818181922232320201920222620181917171717
Feels °C (?)131312111213131721212216181716181810101211101010
  • 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 Arniston 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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