Arniston surf break

Arniston surfForecast / Overberg / South Africa

information circle48hr Weather and Surf, issued 7 am Friday 20 Feb 2026 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
21.3° C
(Which is slightly warmer than usual)


How big are the waves at Arniston today?

The current surf forecast for Arniston at 12PM is: 1.0m 12s primary swell from a East direction and 1.3m 8s secondary swell from a South-southeast direction (forecast issued at 07:00am February 20). The wind direction is predicted to be onshore.

Time (SAST) & DateWave HeightWave Period
Morning (20 Feb)3.5ft (1.0m)12s
Afternoon (20 Feb)4.5ft (1.4m)11s
Evening (20 Feb)7ft (2.2m)7s

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

Updates in  hr  min  s Forecast update imminent
Friday
20
Saturday
21
Sunday
22
Mon
23
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
!
!
1
1
3
3
3
Swell
Height Map
Wave Height (m) & direction (?)
1.5
SSE
1
E
1
E
1.4
E
2.1
ESE
2.2
ESE
2.2
ESE
2.2
ESE
2.2
ESE
1.9
ESE
2.2
ESE
2.5
ESE
3
ESE
2.5
ESE
3
ESE
3
ESE
2.5
ESE
2.3
ESE
2.2
ESE
2
ESE
1.9
ESE
1.9
ESE
1.8
ESE
1.7
ESE
Period(s) (?)812121167777788888999888889
Wave
Graph
(?)Metric surfscale
Energy kJ (?)299294284501347453494508504348557749989984107411771124795642524477488453442
Wind
(km/h)
15
E
20
ESE
30
E
40
ESE
40
ESE
35
E
35
E
35
E
35
ESE
40
ESE
40
ESE
40
E
45
E
40
E
40
E
35
E
25
E
10
ENE
10
S
15
SSW
20
SSW
5
WSW
10
NW
5
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononononononononononononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscrossglasscross-
off
glass
High Tide
/ height (m)
5:06PM
1.84
5:24AM
1.99
5:41PM
1.73
5:59AM
1.87
6:20PM
1.58
Low Tide
/ height (m)
11:04AM
0.06
11:07PM
0.08
11:38AM
0.14
11:41PM
0.20
12:16PM
0.26
12:18AM
0.35
Friday
20
Saturday
21
Sunday
22
Mon
23
Sunrise-6:16-------6:18-------6:18------
Sunset----7:27-------7:25-------7:24---
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
part cloud
clear
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C212122222121202020202222212121212121232323222222
Feels °C (?)212120181617151616151818161717182023252323252423
  • 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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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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