Arniston Surf Break

Arniston 48 hour detailed Surf Forecast

Lat Long: 34.69° S 20.23° E

Issued: 1 pm 19 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 (19 Jun):

  • Morning surf: Morning surf (19 Jun, local time) - 5ft (1.5m), 12s period with S swell.
  • Afternoon surf: Afternoon surf (19 Jun, local time) - 3ft (0.9m), 15s period with SSW swell.
  • Evening surf: Evening surf (19 Jun, local time) - 4.5ft (1.3m), 12s period with SSW swell.

The current surf forecast for Arniston at 5PM is: 0.9m 14s primary swell from a South-southwest direction and 1.1m 11s secondary swell from a South-southwest direction, 1.4m 5s secondary swell from a East direction (forecast issued at 01:00pm June 19). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (19 Jun)5ft (1.5m)12s
Afternoon (19 Jun)3ft (0.9m)15s
Evening (19 Jun)4.5ft (1.3m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 5mm), mostly falling on Sun afternoon. Warm (max 23°C on Sat afternoon, min 14°C on Fri night). Winds decreasing (strong winds from the E on Fri afternoon, calm by Sun morning).

Fri
19
Saturday
20
Sunday
21
Mon
22
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
0
0
0
0
0
0
2
0
0
0
1
2
2
2
2
2
3
2
1
1
1
1
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)
1.4
SSW
12
1
SSW
15
0.9
SW
15
1.3
SSW
12
1.3
SSW
12
1.1
SSW
12
1.1
SSW
12
1
SSW
11
0.9
S
11
0.7
S
9
0.6
SW
12
0.7
S
9
0.6
SW
12
0.6
SSW
15
0.9
SW
15
0.9
SSW
14
1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1
SW
14
Wave Graph
Metric surfscale
Energy kJ
549
411
325
459
452
361
343
254
181
85
110
78
84
146
314
362
390
469
469
437
431
424
456
390
Wind (km/h)
35
E
35
E
40
E
35
E
30
ENE
30
ENE
15
NE
15
NNE
15
NNE
15
NE
10
NE
10
NNE
5
NNW
10
NNW
10
NW
5
NNW
10
SW
10
SW
5
SE
5
NE
10
NE
10
ENE
10
ENE
10
NE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
on
cross
cross
cross-on
cross-on
cross
High Tide
6:48PM1.72m
7:05AM1.48m
7:41PM1.63m
8:04AM1.35m
8:39PM1.54m
Low Tide
12:27PM0.28m
1:10AM0.43m
1:15PM0.41m
2:10AM0.52m
2:08PM0.53m
3:16AM0.59m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
rain showers
rain showers
part cloud
rain showers
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:45
7:45
7:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:35
5:35
5:35
5:35
 mm
1
1
1
1
1
Temp °C
15
16
16
15
15
14
15
16
18
22
23
22
22
21
20
19
18
18
17
16
16
16
16
15
Feels °C
9
10
10
9
10
9
12
13
15
19
21
20
20
19
18
17
16
17
16
15
15
15
15
14
Swell 1
Height (m)
Direction
Period (s)
1.4
SSW
12
1.1
SSW
11
1.1
SSW
11
1.3
SSW
12
1.3
SSW
12
1.1
SSW
12
1.2
E
6
1.1
ESE
6
1
E
6
1
E
6
0.9
ESE
6
0.8
ESE
7
0.8
ESE
7
0.7
E
7
0.9
SW
15
0.9
SSW
14
1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1
SW
14
Energy kJ
549
308
308
459
452
361
108
101
84
84
70
58
60
44
314
362
390
469
469
437
431
424
456
390
Swell 2
Height (m)
Direction
Period (s)
0.6
SSW
16
1
SSW
15
0.9
SSW
14
0.8
SSW
14
0.1
SW
18
0.2
SSW
18
1.1
SSW
12
1
SSW
11
0.9
S
11
0.7
S
9
0.7
S
9
0.7
S
9
0.6
S
9
0.6
S
9
0.7
E
7
0.6
E
7
0.6
E
7
0.6
E
7
0.6
E
7
0.6
E
8
0.6
E
8
0.6
E
8
0.6
E
8
0.5
E
8
Energy kJ
201
411
325
253
12
30
343
254
181
85
79
78
56
55
44
33
33
33
35
45
44
43
42
29
Swell 3
Height (m)
Direction
Period (s)
1
SSW
16
1.1
WSW
12
0.9
SW
15
0.4
SW
15
0.3
SW
18
0.1
E
9
0.1
SW
18
0.2
SSW
16
0.4
SW
12
0.4
SSW
11
0.6
SW
12
0.5
SW
12
0.6
SW
12
0.6
SSW
15
0.6
S
8
0.5
S
8
0.5
S
8
0.4
SSE
8
0.4
SSE
8
0.3
SSE
8
0.4
SE
8
0.3
SE
8
0.2
SSE
8
0.2
SSE
8
Energy kJ
519
347
314
75
50
2
12
26
52
50
110
68
84
146
51
34
33
21
23
13
17
10
6
6
Wind waves
Height (m)
Direction
Period (s)
1
E
4
1.2
E
5
1.4
E
5
1.5
E
6
1.5
E
6
1.4
E
6
1.4
E
6
Energy kJ
39
64
102
134
138
125
153
Nearest Offshore or Glassy
Rating
(10 max)
2
2
4
3
3
3
3
3
3
3
3
2
2
2
2
2
2
3
4
4
4
4
4
3
Distance (km)
139
137
81
81
83
93
76
76
76
76
81
76
0
0
0
0
0
0
81
81
76
76
76
76
Best forecast wave conditions in Overberg
Rating
(10 max)
3
2
4
3
3
3
3
3
3
3
3
2
2
3
3
4
4
4
4
4
4
4
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
4
4
4
4
4
4
3
3
3
2
3
3
3
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
6
4
4
4
4
4
5
5
5
5
5
5
8
9
9
9
8
7
7
7
7
6
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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