Arniston Surf Break
Lat Long: 34.69° S 20.23° E

Arniston 48 hour detailed Surf Forecast

Weather Forecast for Arniston

Issued: 1 pm 09 Jun 2026 (local time)

Forecast update in  hr  min

Today's Arniston sea temperature is
16.9° 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 (09 Jun):

  • Morning surf: Morning surf (09 Jun, local time) - 3ft (0.9m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (09 Jun, local time) - 3ft (0.9m), 12s period with SSW swell.
  • Evening surf: Evening surf (09 Jun, local time) - 3.5ft (1.0m), 12s period with SSW swell.

The current surf forecast for Arniston at 4PM is: 0.9m 12s primary swell from a South-southwest direction and 0.7m 10s secondary swell from a East-southeast direction (forecast issued at 01:00pm June 09). The wind direction is predicted to be onshore.

Time (SAST) & DateWave HeightWave Period
Morning (09 Jun)3ft (0.9m)12s
Afternoon (09 Jun)3ft (0.9m)12s
Evening (09 Jun)3.5ft (1.0m)12s

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 Thu night. Warm (max 20°C on Thu afternoon, min 13°C on Wed morning). Winds increasing (calm on Wed afternoon, strong winds from the W by Thu night).

Tue
9
Wednesday
10
Thursday
11
Fri
12
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)
2
1
1
1
1
2
3
3
3
3
1
1
2
2
2
2
2
2
2
2
2
0
!
1
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)
0.9
SSW
12
0.9
SSW
12
1
SSW
12
1
SSW
12
1.2
SSW
12
1.3
SSW
12
1.3
SSW
12
1.3
SSW
12
1.3
SSW
12
1.3
SSW
12
1.2
SW
12
1.2
SW
12
1.2
SW
12
1.2
SW
12
1.1
SW
12
1
SW
13
1
SW
13
1.1
SW
12
1.1
SW
11
1.2
SW
11
1.3
SW
12
1.4
SW
11
2.1
SW
10
2
SW
11
Wave Graph
Metric surfscale
Energy kJ
251
251
299
299
378
436
443
508
480
472
407
407
407
400
355
320
310
319
293
326
427
466
919
864
Wind (km/h)
0
N
5
E
10
E
10
E
5
NE
10
NNE
5
NW
5
NW
5
N
5
SSE
5
SE
5
ENE
5
N
10
W
15
W
15
WNW
20
WNW
25
WNW
20
W
15
WNW
25
W
40
W
40
W
35
WSW
Wind State
glassy
on
on
cross-on
cross
cross
glassy
cross-off
cross-off
glassy
on
cross-on
glassy
off
cross-off
off
off
off
off
off
off
off
off
cross-off
High Tide
9:49AM1.30m
10:20PM1.55m
11:06AM1.37m
11:25PM1.64m
12:11PM1.48m
00:24AM1.74m
Low Tide
3:45PM0.58m
4:53AM0.49m
4:57PM0.54m
5:57AM0.36m
6:03PM0.47m
6:54AM0.24m
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
light rain
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:41
7:41
7:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:34
5:34
5:34
5:34
 mm
1
Temp °C
15
15
15
15
14
14
14
13
14
16
16
15
15
14
14
14
17
20
19
18
18
16
15
15
Feels °C
16
14
14
14
14
13
14
12
13
16
15
14
15
12
11
11
13
15
15
15
13
9
7
8
Swell 1
Height (m)
Direction
Period (s)
0.9
SSW
12
0.9
SSW
12
1
SSW
12
1
SSW
12
1.2
SSW
12
1.3
SSW
12
1.3
SSW
12
1.3
SSW
12
1.3
SSW
12
1.3
SSW
12
1.2
SW
12
1.2
SW
12
1.2
SW
12
1.2
SW
12
1.1
SW
12
1
SW
13
1
SW
13
1.1
SW
12
1.1
SW
11
1.2
SW
11
1.3
SW
12
1.4
SW
11
0.3
E
9
0.3
E
9
Energy kJ
251
251
299
299
378
436
443
508
480
472
407
407
407
400
355
320
310
319
293
326
427
466
14
14
Swell 2
Height (m)
Direction
Period (s)
0.8
ESE
10
0.8
ESE
10
0.7
E
10
0.7
E
10
0.7
E
10
0.7
E
10
0.6
E
10
0.6
E
10
0.6
E
10
0.6
E
10
0.5
E
10
0.5
E
10
0.5
E
9
0.5
E
9
0.5
E
9
0.4
SSW
12
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.3
E
9
Energy kJ
139
136
98
98
98
96
71
70
70
68
47
47
45
44
41
48
26
26
27
27
26
15
Swell 3
Height (m)
Direction
Period (s)
0.2
S
11
0.4
E
9
0.4
SSW
12
0.4
SW
12
0.4
SW
13
Energy kJ
9
26
48
39
43
Wind waves
Height (m)
Direction
Period (s)
0.4
WSW
3
0.4
W
3
0.5
W
3
0.6
W
3
0.3
WNW
2
0.7
W
4
2.1
SW
10
2
SW
11
Energy kJ
2
2
5
8
1
12
919
864
Nearest Offshore or Glassy
Rating
(10 max)
2
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
3
4
3
Distance (km)
0
76
107
76
76
76
0
0
0
0
76
76
0
0
0
0
0
0
0
0
0
149
175
160
Best forecast wave conditions in Overberg
Rating
(10 max)
3
3
3
3
3
3
4
4
4
4
4
4
4
3
4
4
4
3
3
3
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
3
3
3
3
3
4
4
4
4
4
4
4
4
3
4
4
4
3
4
4
4
4
4
4
Header Global
Rating
(10 max)
7
6
5
6
5
5
5
4
5
6
7
8
9
8
7
7
7
6
6
5
5
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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