Castles surfForecast / SA – Nullarbor / Australia

information circle48hr Weather and Surf, issued 8 pm Monday 25 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
18.2° C
(Which is normal for this time of year)

How big are the waves at Castles today?

The current surf forecast for Castles at 2AM is: 1.9m 9s primary swell from a South-southwest direction (forecast issued at 08:30pm May 25). The wind direction is predicted to be cross-onshore.

Time (ACST) & DateWave HeightWave Period
Morning (26 May)6.5ft (2.0m)9s
Afternoon (26 May)6ft (1.8m)9s
Evening (26 May)6ft (1.9m)14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 9mm), mostly falling on Tue morning. Very mild (max 17°C on Tue morning, min 15°C on Tue night). Winds decreasing (fresh winds from the SSW on Mon night, calm by Wed night).

Mon
25
Tuesday
26
Wednesday
27
Thursday
28
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
1
0
1
1
1
0
0
0
0
0
1
1
1
1
1
Swell
Height Map
Height MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.9
SW
10
1.9
SSW
9
1.9
SSW
9
1.9
SW
9
2.1
SSW
9
2
SSW
9
1.8
SW
9
1.8
SW
9
1.8
SSW
15
1.9
SSW
14
1.6
SSW
9
1.5
S
9
1.3
S
9
1.1
SSW
10
0.9
SSW
9
0.6
SW
13
0.6
SW
13
0.6
SW
13
0.4
SW
18
0.4
SW
18
0.4
SW
18
0.4
SW
17
0.5
SW
16
0.5
SW
16
Wave Graph
Metric surfscale
Energy kJ
696
604
578
599
691
623
528
539
1409
1538
413
372
287
235
149
138
136
103
84
83
82
102
130
130
Wind (km/h)
25
SSW
30
SSW
30
SSW
30
SSW
35
SSW
30
SSW
30
SSW
30
SSW
30
SSW
30
S
30
SSE
25
SE
20
SE
15
SE
20
SSE
20
S
15
S
15
SSW
10
SSW
10
S
5
ESE
5
E
5
WSW
5
SSW
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross
glassy
off
on
cross-on
High Tide
9:50PM0.62m
11:15AM0.84m
10:06PM0.67m
11:00AM0.98m
10:31PM0.71m
11:09AM1.11m
Low Tide
6:51PM0.60m
4:10AM0.42m
5:30PM0.52m
4:04AM0.33m
5:26PM0.42m
4:20AM0.25m
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:26
7:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:43
5:43
5:42
1
1
1
1
1
2
1
1
1
Temp °C
16
16
16
16
16
16
17
16
16
17
16
16
15
15
17
17
16
16
16
16
15
15
17
17
11
11
11
10
10
10
12
10
11
11
11
11
11
12
14
14
14
14
15
16
15
15
17
16
Swell 1
Height (m)
Direction
Period (s)
1.1
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
1.1
SSW
10
0.9
SSW
9
0.8
SSW
9
0.7
SSW
9
0.7
SSW
9
0.6
SSW
9
0.6
SSW
9
0.6
S
9
0.5
S
8
0.5
S
8
0.5
S
8
Energy kJ
466
203
192
181
235
149
110
84
82
61
61
55
36
34
33
Swell 2
Height (m)
Direction
Period (s)
0.1
W
22
0.6
SW
13
0.6
SW
13
0.6
SW
13
0.6
SW
13
0.6
SW
13
0.5
SW
12
0.5
SW
12
0.4
SW
12
0.4
SW
12
0.5
SW
16
0.5
SW
16
Energy kJ
9
144
140
138
136
103
75
73
51
50
130
130
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
21
0.1
SW
21
0.1
SW
20
0.2
WSW
20
0.3
SW
19
0.4
SW
18
0.4
SW
18
0.4
SW
18
0.4
SW
17
0.4
SW
12
0.4
SW
12
Energy kJ
18
17
16
38
59
84
83
82
102
36
35
Wind waves
Height (m)
Direction
Period (s)
1.9
SW
10
1.9
SSW
9
1.9
SSW
9
1.9
SW
9
2.1
SSW
9
2
SSW
9
1.8
SW
9
1.8
SW
9
1.8
SSW
15
1.9
SSW
14
1.6
SSW
9
1.5
S
9
1.3
S
9
0.4
S
10
0.4
SSW
13
0.3
SSW
13
0.3
SSW
13
0.3
SSW
13
0.2
SSW
9
0.2
SSW
16
Energy kJ
696
604
578
599
691
623
528
539
1409
1538
413
372
287
30
58
34
33
33
8
26
Nearest Offshore or Glassy
Rating
(10 max)
3
1
2
3
3
4
2
2
4
2
3
2
2
3
2
2
2
1
2
2
1
1
1
2
Distance (km)
243
510
500
489
489
548
497
489
361
500
243
489
491
361
489
491
1
132
132
1
0
0
132
491
Best forecast wave conditions in Nullarbor
Rating
(10 max)
2
2
1
1
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
4
4
5
4
6
4
5
4
4
4
4
4
4
4
4
4
4
4
5
Header Global
Rating
(10 max)
5
4
4
4
4
4
5
5
9
9
9
5
6
7
7
7
8
9
9
7
6
9
7
9
  • 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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