Arniston Surf Break

Lat Long: 34.69° S 20.23° E

Arniston 48 hour detailed Surf Forecast

Issued: 1 pm 24 Oct 2026 (local time)

Forecast update in  hr  min

Today's Arniston sea temperature is
16.9°C
0.1° 

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 (24 Oct):

  • Morning surf: Morning surf (24 Oct, local time) - 3ft (0.9m), 10s period with SSW swell.
  • Afternoon surf: Afternoon surf (24 Oct, local time) - 2.5ft (0.8m), 10s period with SSW swell.
  • Evening surf: Evening surf (24 Oct, local time) - 2.5ft (0.8m), 10s period with SSW swell.

The current surf forecast for Arniston at 7PM is: 0.8m 10s primary swell from a South-southwest direction and 0.5m 8s secondary swell from a South-southeast direction (forecast issued at 01:00pm October 24). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (24 Oct)3ft (0.9m)10s
Afternoon (24 Oct)2.5ft (0.8m)10s
Evening (24 Oct)2.5ft (0.8m)10s

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


Short Range Forecast

Some drizzle, heaviest during Mon afternoon. Very mild (max 18°C on Mon morning, min 16°C on Sat night). Winds increasing (calm on Sat night, fresh winds from the E by Tue morning).

Sat
24
Sunday
25
Monday
26
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
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
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)
0.8
SSW
10
0.8
SSW
10
0.7
SW
10
0.8
SSW
10
0.8
SSW
10
0.8
SSW
10
0.8
SSW
10
0.7
SW
9
0.8
SSW
8
0.7
SSW
8
0.8
SSW
8
0.5
SW
9
0.7
S
7
0.7
S
7
0.6
S
7
0.6
S
7
0.5
S
7
0.4
SW
12
0.4
SW
12
0.4
SW
11
0.4
SSE
9
Wave Graph
Metric surfscale
Energy kJ
133
133
100
120
125
120
117
83
82
70
69
39
53
52
38
37
25
35
35
31
29
Wind (km/h)
10
SSW
15
SSE
15
SSE
10
SSE
5
NE
5
ENE
5
SSE
5
SE
15
SE
20
SE
20
SE
15
ESE
15
ESE
15
ESE
10
E
10
SE
15
SE
20
SE
25
SE
25
ESE
20
E
Wind State
cross
cross-on
cross-on
cross-on
cross-on
glassy
glassy
glassy
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
on
on
on
High Tide
1:53PM1.94m
2:18AM1.83m
2:27PM2.03m
2:53AM1.89m
3:03PM2.07m
Low Tide
8:11PM0.06m
8:16AM0.14m
8:45PM-0.03m
8:52AM0.09m
9:20PM-0.05m
clear
clear
clear
part cloud
clear
part cloud
clear
part cloud
clear
part cloud
cloud
cloud
part cloud
cloud
clear
clear
clear
light rain
cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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5:45
—
—
—
—
—
—
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5:43
—
—
—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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7:00
—
—
—
—
—
—
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7:00
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—
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7:01
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 mm
—
—
—
—
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—
—
—
—
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—
—
—
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1
—
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Temp °C
17
17
17
16
16
16
16
16
17
17
17
16
16
17
17
17
18
18
18
17
17
Feels °C
16
15
14
15
16
16
16
16
15
14
15
14
15
16
17
16
16
15
14
13
15
  • 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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