Arniston surf break

Arniston surfForecast / Overberg / South Africa

information circle48hr Weather and Surf, issued 1 pm Friday 22 May 2026 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
17.1° C
(Which is normal for this time of year)

How big are the waves at Arniston today?

The current surf forecast for Arniston at 7PM is: 0.7m 16s primary swell from a Southwest direction and 0.8m 6s secondary swell from a South-southwest direction, 0.9m 6s secondary swell from a South-southwest direction (forecast issued at 01:00pm May 22). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (SAST) & DateWave HeightWave Period
Morning (22 May)3.5ft (1.0m)8s
Afternoon (22 May)2ft (0.6m)16s
Evening (22 May)2.5ft (0.7m)16s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Fri afternoon. Very mild (max 17°C on Sat morning, min 15°C on Sat night). Wind will be generally light.

Fri
22
Saturday
23
Sunday
24
Mon
25
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
2 AM
5 AM
8 AM
Rating
(10 max)
0
1
1
2
2
2
2
2
2
1
1
1
2
2
2
2
2
1
1
2
2
2
2
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.5
SSW
17
0.6
SSW
16
0.7
SW
16
0.7
SW
16
0.7
SW
15
0.7
SW
15
0.7
SW
14
0.7
SW
14
0.7
SSW
13
0.6
SSW
13
0.7
SW
13
0.6
SSW
15
0.9
SSW
14
0.9
SSW
14
0.8
SSW
14
0.8
SW
14
0.5
SW
16
0.8
SSW
16
0.9
SW
16
1
SW
16
1.2
SW
15
1.4
SW
14
1.4
SW
14
1.4
SW
14
Wave Graph
Metric surfscale
Energy kJ
160
175
261
255
223
217
211
203
149
109
162
142
367
362
243
218
129
326
367
477
640
731
731
846
Wind (km/h)
30
W
20
W
20
WSW
15
W
15
NW
15
NW
15
WNW
15
WNW
10
W
15
SW
10
SSW
5
S
5
NNE
5
N
5
NNW
10
N
5
N
10
SE
10
SE
5
E
5
ENE
10
NE
5
E
10
E
cross-off
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross
cross
glassy
cross-off
cross-off
cross-off
glassy
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
8:20PM1.50m
8:52AM1.30m
9:39PM1.48m
10:20AM1.27m
10:51PM1.51m
Low Tide
1:49PM0.51m
2:54AM0.61m
3:05PM0.59m
4:21AM0.60m
4:24PM0.61m
5:33AM0.54m
light rain
light rain
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
cloud
cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:31
7:31
7:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:39
5:39
5:38
5:38
1
1
Temp °C
16
16
16
16
16
16
16
16
17
17
17
16
16
15
15
15
16
17
16
16
16
16
16
16
12
14
14
14
14
14
14
14
16
15
16
15
16
14
15
15
16
16
15
16
16
16
16
15
Swell 1
Height (m)
Direction
Period (s)
0.9
ESE
8
0.8
E
8
0.8
SSW
6
0.8
SSW
6
0.7
S
6
0.7
SW
15
0.7
SW
14
0.7
SW
14
0.7
SSW
13
0.6
SW
8
0.7
SW
13
0.6
SSW
15
0.9
SSW
14
0.9
SSW
14
0.8
SSW
14
0.8
SW
14
0.5
SW
13
0.8
SSW
16
0.9
SW
16
1
SW
16
1.2
SW
15
1.4
SW
14
1.4
SW
14
1.4
SW
14
Energy kJ
109
78
42
50
35
217
211
203
149
44
162
142
367
362
243
218
84
326
367
477
640
731
731
846
Swell 2
Height (m)
Direction
Period (s)
0.5
SSW
17
0.6
SSW
16
0.7
E
8
0.7
SW
16
0.7
SW
15
0.7
S
6
0.6
S
6
0.5
S
6
0.5
SW
9
0.6
SSW
13
0.6
SW
8
0.5
SW
8
0.4
ESE
11
0.5
E
11
0.5
E
11
0.4
ESE
11
0.5
SW
16
0.4
SSE
12
0.4
SSE
11
0.4
SSE
11
0.4
SSE
11
0.4
SSE
11
0.4
SSE
11
0.4
SSE
11
Energy kJ
160
175
57
255
223
33
23
17
38
109
41
31
42
62
61
39
129
54
49
47
47
47
46
45
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
11
0.4
SSW
5
0.7
SW
16
0.6
E
8
0.6
E
7
0.5
E
7
0.5
E
7
0.5
E
8
0.4
E
8
0.4
E
8
0.4
E
8
0.5
SW
12
0.3
E
8
0.4
SE
12
0.4
SW
18
0.4
SE
12
0.4
ESE
11
0.4
ESE
11
0.4
E
11
0.4
E
11
0.3
E
11
0.3
E
10
0.3
E
10
0.2
SSW
18
Energy kJ
33
10
261
41
40
28
28
28
19
19
19
67
10
40
79
37
39
39
36
36
20
19
18
32
Wind waves
Height (m)
Direction
Period (s)
0.5
W
3
0.4
W
3
0.9
SW
6
0.7
WSW
5
0.4
E
10
Energy kJ
5
3
46
28
32
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
2
1
2
2
2
2
2
2
2
3
3
3
4
4
4
4
Distance (km)
103
19
19
0
0
0
0
0
0
0
19
19
0
0
0
0
0
107
107
19
81
76
81
76
Best forecast wave conditions in Overberg
Rating
(10 max)
2
2
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
4
4
4
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
2
2
3
3
3
3
3
3
4
4
3
3
4
3
3
4
3
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
7
7
6
6
6
5
4
6
7
8
7
6
5
5
5
5
5
5
5
5
5
5
4
4
  • 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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