Arniston Surf Break

Arniston 48 hour detailed Surf Forecast

Lat Long: 34.69° S 20.23° E

Issued: 7 am 15 Jun 2026 (local time)

Forecast update in  hr  min

Today's Arniston sea temperature is
16.7° 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 (15 Jun):

  • Morning surf: Morning surf (15 Jun, local time) - 5ft (1.6m), 11s period with SSW swell.
  • Afternoon surf: Afternoon surf (15 Jun, local time) - 5ft (1.6m), 11s period with S swell.
  • Evening surf: Evening surf (15 Jun, local time) - 4.5ft (1.4m), 11s period with S swell.

The current surf forecast for Arniston at 2PM is: 1.6m 11s primary swell from a South-southwest direction and 0.2m 10s secondary swell from a East direction (forecast issued at 07:00am June 15). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (SAST) & DateWave HeightWave Period
Morning (15 Jun)5ft (1.6m)11s
Afternoon (15 Jun)5ft (1.6m)11s
Evening (15 Jun)4.5ft (1.4m)11s

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 Mon morning. Very mild (max 16°C on Mon afternoon, min 14°C on Mon night). Wind will be generally light.

Monday
15
Tuesday
16
Wednesday
17
Thu
18
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
3
3
2
1
2
1
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
1
Swell
Height Map
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)
1.9
SSW
11
1.6
SSW
11
1.6
SSW
11
1.6
SSW
11
1.5
S
11
1.5
S
11
1.4
S
10
0.9
SSW
10
0.9
SSW
10
0.9
SSW
10
0.9
SSW
10
1
SSW
13
1.3
S
12
1.4
S
12
1.2
SSW
12
1.3
SSW
12
1
SSW
12
1.2
SSW
13
1.3
SSW
13
1.4
SSW
14
1.5
SSW
14
1.6
SSW
14
1.7
SSW
14
1.3
SSW
16
Wave Graph
Metric surfscale
Energy kJ
860
604
572
634
535
514
424
184
180
173
140
361
513
565
368
429
256
506
595
704
801
975
1187
803
Wind (km/h)
25
WSW
15
WSW
15
WSW
10
SW
10
S
10
SSE
10
ESE
10
E
10
E
15
E
20
E
20
E
20
ESE
20
E
20
E
20
E
20
ENE
15
ENE
20
E
20
ESE
20
ESE
20
SE
20
ESE
20
SE
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross-on
on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
on
cross-on
cross-on
on
on
on
on
on
on
High Tide
3:35PM1.86m
3:49AM1.93m
4:22PM1.88m
4:37AM1.86m
5:09PM1.86m
Low Tide
9:23AM0.02m
9:42PM0.17m
10:10AM0.03m
10:32PM0.18m
10:55AM0.08m
11:23PM0.24m
rain showers
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:43
7:43
7:43
7:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:34
5:34
5:34
5:35
 mm
1
1
Temp °C
14
15
15
16
15
15
15
15
14
14
14
15
15
15
14
15
15
14
15
15
15
15
15
14
Feels °C
9
11
11
12
12
12
12
12
11
11
10
11
12
12
11
13
12
12
13
12
12
12
13
12
Swell 1
Height (m)
Direction
Period (s)
1.5
SSW
11
1.6
SSW
11
1.6
SSW
11
1.6
SSW
11
1.5
S
11
1.5
S
11
1.4
S
10
1
S
7
0.9
SSE
7
0.9
SSW
10
0.9
SSE
6
1
SSW
13
1.3
S
12
1.4
S
12
1.2
SSW
12
1.3
SSW
12
1
SSW
12
1.2
SSW
13
1.3
SSW
13
1.4
SSW
14
1.5
SSW
14
1.6
SSW
14
1.7
SSW
14
1.4
SSW
13
Energy kJ
544
604
572
634
535
514
424
103
82
173
57
361
513
565
368
429
256
506
595
704
801
975
1187
633
Swell 2
Height (m)
Direction
Period (s)
0.3
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
0.9
SSW
10
0.9
SSW
10
0.9
SSE
7
0.9
SSW
10
0.8
SSE
6
0.4
E
9
0.4
E
9
0.4
E
8
0.4
E
8
0.7
SSW
14
0.4
E
8
0.5
SE
7
0.3
E
8
0.4
SE
7
0.4
SSW
19
0.6
SSW
18
1.3
SSW
16
Energy kJ
18
8
8
8
8
7
7
184
180
64
140
44
24
23
22
22
198
21
24
11
12
139
249
803
Swell 3
Height (m)
Direction
Period (s)
0.3
ESE
6
0.2
E
6
0.2
E
6
0.2
E
6
0.2
E
6
0.3
E
10
0.3
S
10
0.2
E
9
0.2
E
10
0.2
E
9
0.5
S
14
0.4
E
9
0.1
SE
9
0.3
SE
8
0.4
SE
8
0.3
SSE
8
0.4
E
8
0.4
E
8
0.4
SW
12
0.4
SW
12
0.3
E
8
0.3
E
8
0.3
E
8
0.2
E
8
Energy kJ
7
3
3
3
3
17
17
7
7
7
94
24
3
11
16
13
22
21
37
37
11
10
10
4
Wind waves
Height (m)
Direction
Period (s)
1.9
SSW
11
1.3
WSW
7
0.8
SSE
7
0.1
E
6
0.1
E
6
0.7
SE
5
0.7
SE
8
0.8
SE
7
0.7
SE
7
0.9
ESE
8
0.8
ESE
4
0.8
ESE
4
0.8
ESE
4
0.8
ESE
4
0.7
ESE
4
Energy kJ
860
177
62
1
1
27
57
64
56
93
22
20
21
19
14
Nearest Offshore or Glassy
Rating
(10 max)
2
4
3
3
3
3
3
3
2
2
2
3
3
3
3
3
3
3
3
4
4
4
4
4
Distance (km)
139
81
0
0
81
81
81
76
81
81
81
81
81
81
81
81
81
81
81
81
81
81
81
81
Best forecast wave conditions in Overberg
Rating
(10 max)
4
4
3
3
3
3
3
3
3
2
2
3
3
3
3
3
3
3
3
4
4
4
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
3
3
4
4
4
4
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
5
5
8
5
4
5
5
7
  • 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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