Arniston surf break

Arniston surfForecast / Overberg / South Africa

information circle48hr Weather and Surf, issued 1 am Thursday 30 Apr 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
18.4° C
(Which is slightly warmer than usual)

How big are the waves at Arniston today?

The current surf forecast for Arniston at 9AM is: 1.6m 12s primary swell from a South-southeast direction and 1.0m 14s secondary swell from a South-southwest direction (forecast issued at 01:00am April 30). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (30 Apr)5ft (1.6m)12s
Afternoon (30 Apr)7ft (2.1m)17s
Evening (30 Apr)8ft (2.4m)15s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 24°C on Sat afternoon, min 13°C on Thu night). Wind will be generally light.

Thursday
30
Friday
1
Saturday
2
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)
2
4
3
3
3
!
!
!
!
4
3
4
4
2
!
3
2
2
2
2
3
!
!
2
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.9
SSE
12
1.8
SSE
12
1.7
SSE
12
1.5
SSE
12
1.8
SSW
17
2.4
SSW
16
2.5
SSW
15
2.3
SSW
14
2.1
SSW
14
2
SSW
14
1.9
SSW
13
1.9
SSW
13
1.9
SSW
13
1.8
SSW
12
4
WSW
12
1.8
SSW
12
1.4
SW
12
1.2
SW
11
1.2
SW
11
1
S
11
1
S
11
3
W
10
2.5
W
10
0.9
S
11
Wave Graph
Metric surfscale
Energy kJ
1030
919
774
605
2018
2746
2700
2144
1775
1465
1274
1255
1180
986
4043
889
537
350
357
248
244
1887
1375
191
Wind (km/h)
10
E
5
ENE
5
E
5
SE
5
SSE
15
SSW
20
SW
15
WNW
20
NW
20
NW
20
NW
20
WNW
25
WNW
25
WNW
20
NW
20
NW
20
NNW
20
NNW
20
NNW
15
NNW
20
WNW
20
W
10
W
0
WNW
on
glassy
on
cross-on
cross-on
cross
cross-off
off
off
off
cross-off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
glassy
High Tide
2:17AM1.84m
2:41PM1.72m
2:47AM1.86m
3:10PM1.74m
3:16AM1.84m
3:39PM1.73m
Low Tide
8:39AM0.16m
8:42PM0.28m
9:05AM0.14m
9:10PM0.28m
9:32AM0.16m
9:38PM0.30m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:13
7:13
7:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:58
5:57
5:55
Temp °C
15
14
15
16
17
16
16
15
14
13
13
16
20
20
18
17
16
16
16
19
24
23
21
19
13
13
14
15
16
13
13
12
11
9
9
12
14
14
13
13
12
12
12
16
21
20
19
20
Swell 1
Height (m)
Direction
Period (s)
1.9
SSE
12
1.8
SSE
12
1.7
SSE
12
1.5
SSE
12
1.8
SSW
17
2.4
SSW
16
2.5
SSW
15
2.3
SSW
14
2.1
SSW
14
2
SSW
14
1.9
SSW
13
1.9
SSW
13
1.9
SSW
13
1.8
SSW
12
1.9
SSW
12
1.8
SSW
12
1.4
SW
12
1.2
SW
11
1.2
SW
11
1
S
11
1
S
11
1
WSW
11
0.9
S
11
0.9
S
11
Energy kJ
1030
919
774
605
2018
2746
2700
2144
1775
1465
1274
1255
1180
986
1062
889
537
350
357
248
244
242
189
191
Swell 2
Height (m)
Direction
Period (s)
0.9
SSW
13
0.9
SSW
14
0.9
SSW
14
1.1
SSW
14
1.3
SSE
12
1
SSE
12
0.9
SSE
11
0.7
SE
11
0.6
SSE
11
0.5
SE
11
0.4
SSE
11
0.4
SE
10
0.3
SE
10
0.2
SSE
10
0.2
SSE
10
0.1
E
10
1
S
12
1
S
12
0.9
S
11
1
SW
11
0.9
WSW
11
1
S
11
0.8
WSW
11
0.8
WSW
11
Energy kJ
282
312
316
433
475
280
219
123
79
57
44
26
16
10
9
2
285
262
205
237
207
240
149
143
Swell 3
Height (m)
Direction
Period (s)
0.2
E
10
0.2
E
10
0.2
E
10
0.5
S
19
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.1
E
10
0.1
E
10
0.1
SE
10
0.4
SSE
15
0.5
S
15
0.5
S
15
0.4
SSE
14
0.4
SSE
14
0.3
SSE
15
0.3
SSE
14
0.4
SSE
14
Energy kJ
8
8
8
182
8
8
8
8
7
7
7
7
8
2
2
4
73
109
109
70
70
42
41
63
Wind waves
Height (m)
Direction
Period (s)
0.4
WNW
3
0.5
W
3
0.6
W
3
4
WSW
12
0.5
WNW
3
0.4
NW
3
0.4
NW
3
0.4
NW
3
0.3
NW
3
0.3
WNW
3
3
W
10
2.5
W
10
Energy kJ
3
4
8
4043
6
2
3
3
1
1
1887
1375
Nearest Offshore or Glassy
Rating
(10 max)
4
4
2
4
2
4
1
1
1
4
4
4
4
4
4
3
4
4
4
4
3
3
4
2
Distance (km)
76
0
65
81
65
135
65
65
65
0
103
0
0
105
105
0
105
105
105
105
0
105
93
0
Best forecast wave conditions in Overberg
Rating
(10 max)
4
4
4
4
5
4
6
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
4
4
5
5
6
6
6
5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
6
5
5
5
5
5
6
6
6
7
7
5
5
5
5
5
9
7
5
6
4
4
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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