Arniston surf break

Arniston surfForecast / Overberg / South Africa

information circle48hr Weather and Surf, issued 7 am Thursday 14 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
17.7° C
(Which is normal for this time of year)

How big are the waves at Arniston today?

The current surf forecast for Arniston at 12PM is: 2.1m 11s primary swell from a South-southwest direction and 0.1m 19s secondary swell from a Southwest direction (forecast issued at 07:00am May 14). The wind direction is predicted to be offshore and the swell rating is 11.

Time (SAST) & DateWave HeightWave Period
Morning (14 May)7ft (2.2m)12s
Afternoon (14 May)6ft (1.8m)11s
Evening (14 May)7.5ft (2.3m)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 Thu afternoon, min 13°C on Thu morning). Wind will be generally light.

Thursday
14
Friday
15
Saturday
16
Sun
17
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
2 AM
Rating
(10 max)
!
!
!
3
2
!
4
!
!
!
!
!
!
!
!
3
2
1
0
0
0
0
1
2
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)
2.4
SSW
12
2.3
SSW
12
2.1
SSW
11
1.8
SSW
11
1.7
SSW
11
2.3
SW
11
1.5
SSW
11
2.2
S
14
2.4
S
14
2.5
S
14
2.5
S
14
2.5
S
14
2.5
S
14
2.2
S
14
2.1
S
13
1.9
S
13
1.8
S
13
1.7
S
13
1.6
S
12
1.5
S
12
1.4
S
12
1.5
S
12
1.4
SSE
12
1.2
S
11
Wave Graph
Metric surfscale
Energy kJ
1538
1366
1083
821
711
1149
505
2033
2346
2542
2689
2452
2349
1755
1530
1218
1077
932
750
638
547
639
550
357
Wind (km/h)
20
WNW
15
NW
15
WNW
10
WNW
20
W
20
WNW
20
WNW
20
WNW
20
WNW
15
WNW
15
W
10
SW
10
SSW
5
SW
5
NNE
10
NE
10
ENE
15
ENE
20
E
25
E
20
E
15
E
10
E
10
E
off
off
off
off
cross-off
off
off
off
off
off
off
cross-off
cross
glassy
glassy
cross
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
on
High Tide
1:32PM1.70m
1:42AM1.96m
2:15PM1.81m
2:25AM2.03m
2:58PM1.87m
Low Tide
7:23AM0.16m
7:29PM0.26m
8:05AM0.04m
8:13PM0.17m
8:47AM-0.03m
8:58PM0.13m
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:24
7:24
7:26
7:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:45
5:44
5:43
Temp °C
14
13
14
18
18
17
17
17
16
15
17
18
18
18
17
16
15
15
15
16
16
16
16
16
11
9
11
16
14
14
14
14
13
13
15
16
17
18
16
15
13
13
12
13
13
14
15
16
Swell 1
Height (m)
Direction
Period (s)
2.4
SSW
12
2.3
SSW
12
2.1
SSW
11
1.8
SSW
11
1.7
SSW
11
1.6
SSW
11
1.5
SSW
11
2.2
S
14
2.4
S
14
2.5
S
14
2.5
S
14
2.5
S
14
2.5
S
14
2.2
S
14
2.1
S
13
1.9
S
13
1.8
S
13
1.7
S
13
1.6
S
12
1.5
S
12
1.4
S
12
1.5
S
12
1.4
SSE
12
1.2
S
11
Energy kJ
1538
1366
1083
821
711
582
505
2033
2346
2542
2689
2452
2349
1755
1530
1218
1077
932
750
638
547
639
550
357
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
20
0.1
SW
19
0.1
SW
18
0.2
SSW
18
0.5
S
14
1.1
S
14
0.4
SW
16
0.4
SW
16
0.4
SW
17
0.4
SW
15
0.6
SW
15
0.6
SW
16
1.2
SW
15
1.2
SW
14
1.2
SW
14
1.1
SW
14
1.1
SW
14
1
SW
13
0.9
SW
12
0.8
SW
12
0.8
SW
13
0.8
SW
13
0.7
SW
13
Energy kJ
15
14
12
31
95
503
93
95
104
83
145
151
631
598
581
485
457
335
256
217
190
205
166
Swell 3
Height (m)
Direction
Period (s)
0.3
SW
18
0.4
SW
18
0.2
S
18
0.3
SW
16
0.4
SW
16
0.7
SW
16
0.6
SW
16
0.9
WSW
15
0.8
SW
15
1
SW
15
0.6
SW
13
0.6
ESE
6
Energy kJ
49
80
27
41
93
268
165
398
309
432
144
25
Wind waves
Height (m)
Direction
Period (s)
0.3
WSW
2
2.3
SW
11
0.4
W
3
2.2
WSW
9
2.3
WSW
11
0.5
E
3
0.6
E
4
0.5
E
3
0.5
E
4
0.4
E
4
Energy kJ
1
1149
2
835
1214
5
9
6
6
4
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
3
4
4
4
4
4
4
5
5
5
5
5
5
4
4
4
4
4
4
4
3
Distance (km)
103
76
76
0
105
103
0
103
76
76
76
105
76
76
76
76
76
81
81
81
81
81
81
81
Best forecast wave conditions in Overberg
Rating
(10 max)
5
4
4
4
4
4
4
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
3
Best forecast wave conditions in South Africa
Rating
(10 max)
9
5
4
4
4
4
4
5
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
9
5
4
5
5
5
5
5
6
5
5
5
5
5
5
5
5
5
4
5
7
5
6
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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