Arniston Surf Break

Lat Long: 34.69° S 20.23° E

Arniston 48 hour detailed Surf Forecast

Issued: 7 am 27 Oct 2026 (local time)

Forecast update in  hr  min

Today's Arniston sea temperature is
17.5°C
0.4° 

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


How big are the waves at Arniston today (27 Oct):

  • Morning surf: Morning surf (27 Oct, local time) - 2.5ft (0.8m), 6s period with SE swell.
  • Afternoon surf: Afternoon surf (27 Oct, local time) - 2ft (0.6m), 6s period with SSE swell.
  • Evening surf: Evening surf (27 Oct, local time) - 1.5ft (0.4m), 12s period with SW swell.

The current surf forecast for Arniston at 12PM is: 0.5m 6s primary swell from a South-southeast direction and 0.6m 6s secondary swell from a East-southeast direction (forecast issued at 07:00am October 27). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (27 Oct)2.5ft (0.8m)6s
Afternoon (27 Oct)2ft (0.6m)6s
Evening (27 Oct)1.5ft (0.4m)12s

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


Short Range Forecast

Mostly dry. Very mild (max 19°C on Thu morning, min 15°C on Tue night). Wind will be generally light.

Tuesday
27
Wednesday
28
Thursday
29
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
1
1
0
0
0
1
1
1
1
1
0
0
0
1
1
1
1
1
0
0
0
0
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
SE
6
0.8
SE
6
0.6
ESE
6
0.6
SSE
6
0.9
SE
6
0.4
SW
12
0.8
ESE
7
0.9
ESE
8
0.8
ESE
7
0.8
E
7
0.7
E
7
0.5
SW
10
0.6
SSW
19
0.9
SW
18
1.2
SW
16
1.4
SW
16
1.3
SW
15
1.3
SW
15
1.3
SW
14
1.3
SW
14
1.1
SW
14
0.8
SW
13
0.8
SW
13
Wave Graph
Metric surfscale
Energy kJ
45
54
23
30
54
35
54
81
73
68
47
52
236
460
767
906
704
704
667
667
492
205
242
Wind (km/h)
5
NW
5
W
10
SE
20
S
15
SSW
5
SW
10
WSW
10
W
10
NW
5
N
10
SE
15
SE
15
ESE
15
ESE
15
E
10
ENE
10
NE
10
ENE
15
ESE
20
ESE
15
ESE
15
SE
10
E
Wind State
glassy
off
on
cross-on
cross
cross-off
cross-off
cross-off
off
cross-off
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
High Tide
3:40PM2.04m
4:08AM1.86m
4:20PM1.95m
4:49AM1.78m
5:03PM1.81m
Low Tide
9:29AM0.10m
9:57PM-0.02m
10:08AM0.15m
10:37PM0.08m
10:51AM0.26m
clear
clear
clear
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
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5:41
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—
—
—
—
—
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5:41
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
7:02
—
—
—
—
—
—
—
7:04
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—
—
—
—
—
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7:05
—
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
15
16
18
18
18
17
16
16
15
16
18
18
18
17
17
16
16
17
19
19
19
18
18
Feels °C
16
16
17
15
16
17
15
15
14
15
16
15
15
15
15
15
15
16
17
17
18
17
19
  • 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 

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