Castles surfForecast / SA – Nullarbor / Australia

information circle48hr Weather and Surf, issued 2 am Wednesday 27 May 2026 ACST
Forecast update in hr  min  s Forecast update imminent
Castles surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Castles sea temperature is
17.9° C
(Which is normal for this time of year)

How big are the waves at Castles today?

The current surf forecast for Castles at 7AM is: 1.3m 9s primary swell from a South-southwest direction and 0.7m 14s secondary swell from a Southwest direction, 0.1m 22s secondary swell from a West direction (forecast issued at 02:30am May 27). The wind direction is predicted to be cross-offshore.

Time (ACST) & DateWave HeightWave Period
Morning (27 May)3.5ft (1.1m)10s
Afternoon (27 May)2ft (0.6m)13s
Evening (27 May)2ft (0.6m)13s

Table - waves today at Castles. (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 14°C on Thu morning). Winds increasing (calm on Wed night, fresh winds from the WSW by Fri morning).

Wednesday
27
Thursday
28
Friday
29
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
1
2
1
0
0
1
1
1
1
1
0
1
0
1
1
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.7
SSW
9
1.5
S
9
1.3
SSW
9
1.1
SSW
10
0.9
SSW
10
0.6
SW
13
0.6
SW
13
0.6
SW
13
0.6
SW
12
0.4
SW
18
0.4
SW
18
0.4
SW
17
0.5
SW
16
0.5
SW
16
0.5
SW
16
0.5
SW
16
0.6
WSW
15
0.5
SW
15
0.5
SW
15
0.5
SW
15
1
W
14
1.1
WSW
14
1.3
WSW
14
1.4
WSW
13
Wave Graph
Metric surfscale
Energy kJ
436
380
308
240
159
138
136
103
96
83
82
102
132
130
129
124
158
110
107
104
429
465
569
680
Wind (km/h)
30
SSE
30
SE
20
SE
15
SSE
15
S
15
SSE
10
SSE
10
S
5
SW
5
SSW
0
WNW
5
NNW
10
NW
10
W
5
N
10
N
15
N
20
N
25
NNW
25
WNW
35
WSW
30
WSW
25
WSW
30
WSW
cross
cross-off
cross-off
cross
cross
cross
cross
cross
cross-on
cross-on
glassy
cross
cross-on
cross-on
glassy
cross-off
cross-off
cross-off
cross
cross-on
on
on
on
on
High Tide
10:06PM0.67m
11:00AM0.98m
10:31PM0.71m
11:09AM1.11m
10:58PM0.75m
11:26AM1.21m
Low Tide
4:04AM0.33m
5:26PM0.42m
4:20AM0.25m
5:41PM0.32m
4:40AM0.18m
6:01PM0.24m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:26
7:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:43
5:42
5:42
Temp °C
16
15
15
16
16
16
16
16
16
15
15
14
16
17
18
18
17
17
16
17
18
18
17
17
10
10
11
14
13
13
15
15
16
15
15
13
15
15
17
16
13
12
10
12
12
13
13
12
Swell 1
Height (m)
Direction
Period (s)
0.7
SW
14
0.6
SW
14
0.7
SW
14
1.1
SSW
10
0.9
SSW
10
0.8
SSW
9
0.7
SSW
9
0.6
SSW
9
0.6
SSW
9
0.6
SSW
9
0.5
S
9
0.5
S
9
0.5
S
8
0.5
SW
16
0.5
SW
16
0.5
SW
16
0.6
WSW
15
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.2
S
8
0.1
S
8
0.1
S
8
0.2
S
8
Energy kJ
203
158
179
240
159
110
84
62
62
62
39
39
36
130
129
124
158
110
107
104
4
1
1
5
Swell 2
Height (m)
Direction
Period (s)
0.1
W
22
0.7
SW
13
0.6
SW
13
0.6
SW
13
0.6
SW
13
0.6
SW
13
0.6
SW
12
0.5
SW
12
0.4
SW
12
0.4
SW
12
0.5
SW
16
0.4
SSW
8
0.4
SSW
8
0.4
SSW
8
0.3
S
8
0.3
S
8
0.2
S
8
0.2
S
7
Energy kJ
9
176
140
138
136
103
96
73
51
50
132
22
21
20
10
10
4
4
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
22
0.1
SW
21
0.1
SW
21
0.1
SW
20
0.2
WSW
20
0.3
SW
19
0.3
SW
18
0.4
SW
18
0.4
SW
18
0.4
SW
17
0.4
SW
12
0.4
SW
12
0.4
SW
12
Energy kJ
19
18
17
16
38
59
52
83
82
102
36
35
35
Wind waves
Height (m)
Direction
Period (s)
1.7
SSW
9
1.5
S
9
1.3
SSW
9
0.4
S
10
0.3
SSW
13
0.3
SSW
10
0.2
SSW
9
0.2
SSW
9
0.1
SW
12
0.3
NNW
2
0.6
NW
3
0.7
NW
4
1
W
14
1.1
WSW
14
1.3
WSW
14
1.4
WSW
13
Energy kJ
436
380
308
30
34
18
8
8
6
1
6
15
429
465
569
680
Nearest Offshore or Glassy
Rating
(10 max)
3
2
2
2
2
3
2
2
2
2
1
1
2
1
1
1
1
1
1
1
1
1
1
2
Distance (km)
243
203
243
1
168
361
1
1
243
243
0
0
1
178
0
0
0
178
178
633
633
510
649
978
Best forecast wave conditions in Nullarbor
Rating
(10 max)
2
2
2
1
1
2
1
1
1
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
4
4
4
3
2
3
3
3
Header Global
Rating
(10 max)
9
5
6
7
7
9
7
9
9
6
6
6
9
9
9
9
9
7
7
6
6
5
5
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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