Arniston Surf Break

Arniston 48 hour detailed Surf Forecast

Lat Long: 34.69° S 20.23° E

Issued: 1 am 03 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 (03 Jul):

  • Morning surf: Morning surf (03 Jul, local time) - 3ft (0.9m), 10s period with SW swell.
  • Afternoon surf: Afternoon surf (03 Jul, local time) - 7ft (2.2m), 9s period with W swell.
  • Evening surf: Evening surf (03 Jul, local time) - 5ft (1.5m), 11s period with SE swell.

The current surf forecast for Arniston at 5AM is: 0.8m 12s primary swell from a South-southwest direction and 0.7m 8s secondary swell from a South direction (forecast issued at 01:00am July 03). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (SAST) & DateWave HeightWave Period
Morning (03 Jul)3ft (0.9m)10s
Afternoon (03 Jul)7ft (2.2m)9s
Evening (03 Jul)5ft (1.5m)11s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 18°C on Sat afternoon, min 13°C on Fri morning). Wind will be generally light.

Friday
3
Saturday
4
Sunday
5
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
5 PM
8 PM
11 PM
Rating
(10 max)
1
2
1
1
!
3
3
4
4
4
4
4
3
2
3
3
3
3
3
3
2
1
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)
0.8
SSW
12
0.8
SSW
12
0.9
SW
10
1.2
SE
10
2.2
W
9
1.4
SE
11
1.5
SE
11
1.5
SE
11
1.6
SE
11
1.7
ESE
13
1.7
ESE
12
1.7
ESE
13
1.6
ESE
13
1.5
ESE
12
1.5
ESE
12
1.4
ESE
12
1.4
ESE
12
1.3
ESE
12
1.3
ESE
12
1.3
ESE
12
1.2
ESE
12
1.2
ESE
12
1.2
ESE
12
1.1
SE
12
Wave Graph
Metric surfscale
Energy kJ
171
187
177
313
736
453
524
553
604
890
937
953
822
702
680
554
554
480
472
472
371
365
359
309
Wind (km/h)
30
NW
15
NW
20
N
15
NW
15
NW
10
NW
10
NW
10
NW
15
NW
15
NNW
15
NNW
15
NNW
10
NW
10
SSW
5
SSE
5
N
10
NW
10
NNW
10
NNW
5
NW
5
SSW
10
SSW
5
WNW
5
NNW
Wind State
off
off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
off
cross
glassy
glassy
cross-off
cross-off
cross-off
cross-off
glassy
cross
off
cross-off
High Tide
4:57AM1.65m
5:26PM1.71m
5:30AM1.60m
6:00PM1.70m
6:06AM1.54m
6:37PM1.67m
Low Tide
11:08AM0.25m
11:32PM0.41m
11:39AM0.28m
00:09AM0.43m
12:13PM0.34m
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:46
7:46
7:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:38
5:39
5:39
 mm
Temp °C
13
13
13
13
15
16
16
16
15
15
15
15
18
17
16
16
15
15
15
16
18
18
17
16
Feels °C
7
9
8
9
12
13
12
12
10
10
10
10
15
14
14
15
12
12
12
13
16
16
15
14
Swell 1
Height (m)
Direction
Period (s)
0.8
SSW
12
0.8
SSW
12
0.9
SW
10
1.2
SE
10
1.3
SE
11
1.4
SE
11
1.5
SE
11
1.5
SE
11
1.6
SE
11
1.7
ESE
13
1.7
ESE
12
1.7
ESE
13
1.6
ESE
13
1.5
ESE
12
1.5
ESE
12
1.4
ESE
12
1.4
ESE
12
1.3
ESE
12
1.3
ESE
12
1.3
ESE
12
1.2
ESE
12
1.2
ESE
12
1.2
ESE
12
1.1
SE
12
Energy kJ
171
187
177
313
399
453
524
553
604
890
937
953
822
702
680
554
554
480
472
472
371
365
359
309
Swell 2
Height (m)
Direction
Period (s)
0.7
S
9
0.7
S
8
0.8
SE
11
0.7
S
8
0.8
SW
11
0.6
SSW
11
0.7
SW
10
0.6
SW
12
0.6
SW
10
0.6
SW
9
0.6
SW
11
0.5
SW
11
0.6
SW
9
0.5
SW
8
0.5
SW
9
0.6
WSW
9
0.6
WSW
9
0.6
WSW
9
0.5
SW
14
0.5
SW
14
0.4
SSW
13
0.4
SSW
13
0.6
SSW
12
1
SW
12
Energy kJ
78
68
168
71
155
84
98
112
79
71
75
56
49
35
38
55
55
53
99
92
70
67
103
286
Swell 3
Height (m)
Direction
Period (s)
0.4
WSW
8
0.4
WSW
8
0.6
S
8
0.6
SSW
12
0.5
S
8
0.5
WSW
9
0.2
S
10
0.2
SSW
19
0.3
SSW
18
0.3
SSW
18
0.4
SW
17
0.4
SW
16
0.4
SSW
16
0.4
SSW
16
0.4
SSW
15
0.4
SSW
15
0.4
SSW
15
0.5
SW
14
0.5
SW
9
0.4
WSW
9
0.4
SW
8
0.4
WSW
10
0.5
SW
10
0.1
S
8
Energy kJ
24
25
47
88
34
44
7
36
64
62
75
68
103
99
87
87
87
103
38
29
16
37
46
1
Wind waves
Height (m)
Direction
Period (s)
0.4
WNW
3
0.4
NW
3
0.4
NW
3
0.2
NNW
2
2.2
W
9
1.9
W
8
1.8
W
8
Energy kJ
4
2
2
1
736
513
439
Nearest Offshore or Glassy
Rating
(10 max)
3
2
4
2
2
3
3
4
4
4
4
4
3
2
3
3
3
3
3
3
2
2
3
3
Distance (km)
103
0
103
65
65
0
0
0
0
0
0
0
0
19
0
0
0
0
0
0
0
19
0
0
Best forecast wave conditions in Overberg
Rating
(10 max)
4
4
4
3
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
6
5
4
5
5
5
5
4
4
4
4
4
4
4
4
3
3
4
3
3
4
4
Header Global
Rating
(10 max)
9
9
9
9
7
9
5
5
8
7
6
5
5
8
5
5
5
9
9
9
8
7
5
5
  • 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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