Arniston surf break

Arniston surfForecast / Overberg / South Africa

information circle48hr Weather and Surf, issued 7 am Friday 29 Aug 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
15.9° C
(Which is normal for this time of year)


How big are the waves at Arniston today?

The current surf forecast for Arniston at 2PM is: 2.2m 15s primary swell from a South-southwest direction (forecast issued at 07:00am August 29). The wind direction is predicted to be cross-shore and the swell rating is 11.

Time (SAST) & DateWave HeightWave Period
Morning (29 Aug)7ft (2.1m)15s
Afternoon (29 Aug)7ft (2.2m)15s
Evening (29 Aug)6ft (1.8m)14s

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

Updates in  hr  min  s Forecast update imminent
Friday
29
Saturday
30
Sunday
31
Mon
01
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
4
4
!
!
!
2
4
4
4
3
3
1
1
3
3
3
2
3
1
1
1
!
!
2
Swell
Height Map
Wave Height (m) & direction (?)
1.8
SSW
2
SSW
2.2
SSW
2.2
SSW
2.1
SSW
1.9
SSW
1.8
SW
1.7
SSW
1.7
SSW
1.6
SSW
1.1
SW
1.3
SSW
1.5
SSW
1.6
SSW
1.6
SSW
1.6
SSW
1.4
SSW
1.4
SW
1.3
SSW
1.5
SSW
1.7
SSW
2.1
SSW
2.1
SSW
1.9
SSW
Period(s) (?)151515151414141414131312151414131313131313131313
Wave
Graph
(?)Metric surfscale
Energy (?)15251895224521191874148412691087107296889380810751014900851650670533728979144914291248
Wind
(km/h)
10
NW
10
NW
5
NNW
15
SSW
30
WSW
30
W
20
WNW
20
W
10
W
5
NW
0
ENE
15
SE
15
SE
10
ENE
5
N
10
WNW
20
W
20
W
30
WSW
25
WSW
25
SSW
20
SSE
15
SE
15
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offcross-
off
cross-
off
crosscross-
off
cross-
off
offoffcross-
off
glassglassononcross-
on
cross-
off
offcross-
off
offcross-
off
cross-
off
crosscross-
on
oncross-
on
High Tide
/ height (m)
6:16PM
1.51
6:33AM
1.30
6:47PM
1.36
7:15AM
1.16
7:40PM
1.22
Low Tide
/ height (m)
11:57AM
0.51
12:29AM
0.57
12:25PM
0.65
1:09AM
0.70
1:04PM
0.80
Friday
29
Saturday
30
Sunday
31
Mon
01
Sunrise-7:01-------7:01-------7:00------
Sunset----6:16-------6:17-------6:19---
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
Rain (mm)
------------------------
Temp. °C131315161615141414141516151514131313161615151514
Feels °C (?)111114131111101113131513121414111010101011111211
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for Overberg

  1. weather stationWind Update Continuing clean conditions at Arniston (calm at Tygerhoek 68 km from Arniston). A 2.9m groundswell from the SSW is too big for here

    Arniston
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