Cathedral Rock surfForecast / WA – Rottnest Island / Australia

information circle48hr Weather and Surf, issued 1 am Tuesday 26 May 2026 AWST
Forecast update in hr  min  s Forecast update imminent
Cathedral Rock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cathedral Rock sea temperature is
21.4° C
(Which is normal for this time of year)

How big are the waves at Cathedral Rock today?

The current surf forecast for Cathedral Rock at 6AM is: 0.8m 14s primary swell from a West-southwest direction and 0.6m 12s secondary swell from a West direction, 1.0m 4s secondary swell from a North direction (forecast issued at 01:00am May 26). The wind direction is predicted to be cross-onshore.

Time (AWST) & DateWave HeightWave Period
Morning (26 May)2.5ft (0.7m)13s
Afternoon (26 May)1.5ft (0.4m)20s
Evening (26 May)3ft (0.9m)18s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 32mm), heaviest during Wed night. Warm (max 21°C on Tue night, min 16°C on Tue morning). Winds increasing (light winds from the NW on Tue night, near gales from the N by Wed night).

Tuesday
26
Wednesday
27
Thursday
28
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
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.8
WSW
14
0.8
WSW
14
0.8
WSW
13
0.7
WSW
13
0.4
WSW
20
0.6
W
19
0.8
WSW
18
0.9
WSW
18
1
W
18
1.2
WSW
17
1.3
WSW
16
1.4
WSW
16
1.5
W
16
1.5
W
16
1.6
W
15
3.5
WNW
15
4
W
10
3.5
W
10
3.5
W
10
3
W
13
3
W
13
3
W
13
3
WSW
12
2.5
WSW
12
Wave Graph
Metric surfscale
Energy kJ
261
213
204
151
128
267
442
528
625
827
927
1055
1160
1131
1169
4698
2932
2371
2053
3287
3237
3018
2393
1805
Wind (km/h)
35
NNE
35
NNE
35
NNE
35
N
30
NNW
25
NW
15
NW
20
NNE
30
NNE
35
N
35
N
40
N
40
NNW
35
NNW
50
NW
55
N
45
W
45
W
40
W
40
WSW
35
WSW
35
WSW
35
WSW
25
WSW
cross
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
High Tide
7:24AM0.71m
7:08AM0.80m
7:26AM0.91m
Low Tide
11:29PM0.51m
4:06PM0.50m
4:18PM0.47m
4:44PM0.46m
cloud
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
heavy rain
thunderstorm
rain showers
part cloud
clear
part cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
7:05
7:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:22
5:22
5:22
1
11
19
1
Temp °C
18
17
16
18
20
20
21
20
19
19
18
20
20
21
20
18
20
19
19
19
18
17
17
17
11
9
8
10
14
15
18
17
14
12
11
12
13
15
13
10
14
11
11
11
11
10
10
12
Swell 1
Height (m)
Direction
Period (s)
0.8
WSW
14
0.8
WSW
14
0.8
WSW
13
0.7
WSW
13
0.6
W
11
0.6
W
19
0.8
WSW
18
0.9
WSW
18
1
W
18
1.2
WSW
17
1.3
WSW
16
1.4
WSW
16
1.5
W
16
1.5
W
16
1.6
W
15
2.5
WSW
12
Energy kJ
261
213
204
151
84
267
442
528
625
827
927
1055
1160
1131
1169
1805
Swell 2
Height (m)
Direction
Period (s)
0.6
W
12
0.6
W
12
0.6
W
12
0.6
W
11
0.6
WSW
13
0.6
W
11
0.6
W
11
0.8
WSW
12
0.8
W
12
0.7
W
11
0.7
W
11
0.9
W
10
Energy kJ
108
103
97
89
114
84
82
176
171
112
110
153
Swell 3
Height (m)
Direction
Period (s)
0.1
W
22
0.2
W
21
0.3
WSW
21
0.4
WSW
20
0.6
WSW
13
0.5
WSW
13
0.8
NW
6
Energy kJ
9
36
84
128
113
93
39
Wind waves
Height (m)
Direction
Period (s)
0.8
N
3
0.9
N
4
1.1
N
4
1.1
NNW
5
1.1
NW
6
1
NW
6
0.8
NW
6
0.7
NW
6
0.8
NNW
6
1.1
NNW
4
1.6
NW
10
1.8
NW
7
2.5
WNW
8
2.5
WNW
8
3.5
WNW
15
4
W
10
3.5
W
10
3.5
W
10
3
W
13
3
W
13
3
W
13
3
WSW
12
Energy kJ
15
25
48
69
75
67
49
32
39
47
570
312
798
866
4698
2932
2371
2053
3287
3237
3018
2393
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
3
3
3
3
3
4
3
4
4
3
5
3
4
1
1
1
4
1
1
4
3
Distance (km)
121
121
121
318
355
325
7
7
118
299
299
318
363
318
363
391
472
472
472
1138
1753
1818
370
370
Best forecast wave conditions in Rottnest Island
Rating
(10 max)
3
3
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
5
5
6
4
5
4
5
4
4
5
4
4
4
4
4
4
3
3
4
4
Header Global
Rating
(10 max)
4
4
5
5
6
9
9
9
6
6
7
7
7
8
9
6
7
6
9
6
8
8
6
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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