Arniston Surf Break

Arniston 48 hour detailed Surf Forecast

Lat Long: 34.69° S 20.23° E

Issued: 7 pm 01 Jul 2026 (local time)

Forecast update in  hr  min

Today's Arniston sea temperature is
16.4° C

Normal for this time of year

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 (02 Jul):

  • Morning surf: Morning surf (02 Jul, local time) - 3.5ft (1.1m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (02 Jul, local time) - 3ft (0.9m), 12s period with SSW swell.
  • Evening surf: Evening surf (02 Jul, local time) - 2.5ft (0.8m), 12s period with SSW swell.

The current surf forecast for Arniston at 4AM is: 1.2m 12s primary swell from a South-southwest direction and 0.3m 9s secondary swell from a East direction, 1.2m 6s secondary swell from a South-southwest direction (forecast issued at 07:00pm July 01). The wind direction is predicted to be offshore.

Time (SAST) & DateWave HeightWave Period
Morning (02 Jul)3.5ft (1.1m)12s
Afternoon (02 Jul)3ft (0.9m)12s
Evening (02 Jul)2.5ft (0.8m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 4mm), mostly falling on Wed night. Very mild (max 18°C on Sat afternoon, min 12°C on Wed night). Winds decreasing (fresh winds from the WNW on Thu afternoon, light winds from the NW by Fri afternoon).

Wed
1
Thursday
2
Friday
3
Sat
4
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
2 AM
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
2
3
2
1
2
1
1
1
1
0
2
2
2
1
1
3
2
3
3
3
3
3
3
3
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)
1.6
SSW
14
1.6
SSW
13
1.6
SSW
13
1.3
SSW
12
1.2
SSW
12
1.1
SSW
12
1
SSW
12
0.9
SSW
12
0.9
SSW
12
0.9
SSW
12
1.1
S
9
0.7
SW
12
0.7
SW
10
0.8
SE
11
1.1
SE
10
1.3
SE
10
1.3
SE
10
1.7
W
8
1.8
W
8
1.8
W
8
1.4
ESE
10
1.5
ESE
13
1.6
ESE
13
1.5
ESE
12
Wave Graph
Metric surfscale
Energy kJ
861
841
816
490
400
328
269
246
222
218
201
154
106
168
261
311
322
412
472
461
417
711
809
657
Wind (km/h)
15
WSW
20
W
20
W
25
W
30
WNW
25
WNW
30
WNW
35
WNW
30
WNW
25
NNW
25
WNW
20
NW
15
NW
20
NNW
20
NNW
5
NW
10
NNW
10
NW
10
WNW
15
NW
15
NNW
10
NNW
10
N
10
NNW
Wind State
cross-off
off
cross-off
cross-off
off
off
off
off
off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
4:22PM1.70m
4:25AM1.68m
4:54PM1.71m
4:57AM1.65m
5:26PM1.71m
5:30AM1.60m
Low Tide
10:25PM0.39m
10:38AM0.23m
10:58PM0.39m
11:08AM0.25m
11:32PM0.41m
11:39AM0.28m
clear
cloud
rain showers
rain showers
clear
clear
clear
part cloud
part cloud
cloud
cloud
light rain
cloud
cloud
cloud
cloud
cloud
clear
clear
part cloud
cloud
part cloud
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:47
7:46
7:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:38
5:38
5:39
 mm
1
2
1
Temp °C
13
13
12
12
12
12
13
15
15
14
13
13
13
13
13
16
17
17
16
15
15
15
16
18
Feels °C
9
8
7
7
5
6
7
7
8
7
7
8
9
9
9
14
14
13
12
11
10
11
12
15
Swell 1
Height (m)
Direction
Period (s)
1.6
SSW
14
1.6
SSW
13
1.6
SSW
13
1.3
SSW
12
1.2
SSW
12
1.1
SSW
7
1.1
SSW
7
1.1
SSW
7
1.2
SSW
8
1
S
9
1.1
S
9
0.9
S
9
0.7
S
8
0.8
SE
11
1.1
SE
10
1.3
SE
10
1.3
SE
10
1.3
SE
10
1.3
SE
10
1.3
ESE
10
1.4
ESE
10
1.5
ESE
13
1.6
ESE
13
1.5
ESE
12
Energy kJ
861
841
816
490
400
118
115
125
176
157
201
123
66
168
261
311
322
362
335
354
417
711
809
657
Swell 2
Height (m)
Direction
Period (s)
0.2
E
9
0.2
E
9
0.2
E
9
0.3
E
9
0.3
E
9
1.1
SSW
12
1
SSW
12
0.9
SSW
12
0.9
SSW
12
0.9
SSW
12
0.7
SW
13
0.7
SW
12
0.7
SW
10
0.8
SSW
10
0.8
SW
10
0.8
SW
11
0.8
SW
11
0.7
SW
10
0.6
SW
10
0.6
SW
9
0.6
SW
9
0.6
SW
9
0.6
SW
11
0.6
SW
9
Energy kJ
6
6
7
15
15
328
269
246
222
218
167
154
106
135
147
150
142
100
79
71
68
71
73
52
Swell 3
Height (m)
Direction
Period (s)
0.3
E
9
0.3
E
9
0.3
ESE
9
0.3
ESE
8
0.4
WSW
7
0.4
WSW
8
0.4
WSW
8
0.5
SE
11
0.6
S
8
0.6
S
9
0.6
S
8
0.5
S
8
0.2
SSW
20
0.2
S
10
0.3
SSW
18
0.3
SSW
18
0.4
SW
17
0.4
SW
16
0.4
SSW
16
Energy kJ
14
14
15
14
19
24
26
58
45
53
50
34
37
7
64
62
75
68
103
Wind waves
Height (m)
Direction
Period (s)
0.5
WSW
3
0.7
WSW
4
1.1
SSW
6
1.3
SSW
7
0.6
W
3
0.7
W
4
0.9
W
4
0.7
W
4
0.4
NW
3
0.4
NW
2
0.4
NW
3
0.4
NW
3
0.4
NW
2
0.4
NW
3
1.7
W
8
1.8
W
8
1.8
W
8
1.7
W
8
Energy kJ
5
13
85
154
8
12
27
15
2
2
2
2
2
3
412
472
461
393
Nearest Offshore or Glassy
Rating
(10 max)
4
3
4
3
3
3
2
3
4
3
2
2
2
3
1
3
2
3
3
3
3
3
3
3
Distance (km)
103
0
103
19
103
103
160
184
113
105
0
0
0
19
65
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Overberg
Rating
(10 max)
4
4
4
4
3
3
4
4
3
4
3
4
3
3
3
3
3
3
4
4
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
4
4
4
3
3
4
4
5
4
4
5
8
6
4
4
5
5
5
4
4
4
4
Header Global
Rating
(10 max)
5
4
5
4
9
8
7
6
6
5
8
7
9
8
9
7
4
5
5
5
5
7
6
6
  • 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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