Cathedral Rock surfForecast / WA – Rottnest Island / Australia

information circle48hr Weather and Surf, issued 7 pm Sunday 03 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
21.8° 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 1AM is: 1.1m 11s primary swell from a Southwest direction and 0.1m 22s secondary swell from a West direction (forecast issued at 07:00pm May 03). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AWST) & DateWave HeightWave Period
Morning (04 May)3ft (0.9m)13s
Afternoon (04 May)3ft (0.9m)13s
Evening (04 May)3ft (0.9m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 20°C on Wed afternoon, min 15°C on Mon morning). Mainly fresh winds.

Sun
3
Monday
4
Tuesday
5
Wed
6
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
11 AM
2 PM
Rating
(10 max)
0
2
0
1
1
0
1
2
1
0
2
1
1
1
2
2
1
0
3
1
1
1
2
3
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1
SW
12
1.1
SW
12
1.1
SW
11
1.1
SW
11
1
SW
12
0.9
WSW
12
0.9
WSW
13
0.9
WSW
13
0.9
WSW
13
0.9
SW
12
0.9
WSW
12
0.7
WSW
18
0.9
SW
14
0.7
WSW
16
0.8
WSW
16
0.7
WSW
16
0.8
WSW
15
0.8
WSW
15
0.8
WSW
19
0.9
WSW
18
0.9
WSW
18
1
WSW
18
1
WSW
17
1.2
WSW
16
Wave Graph
Metric surfscale
Energy kJ
264
293
283
283
259
268
290
295
286
246
255
318
284
269
341
259
304
288
398
454
491
582
543
709
Wind (km/h)
20
S
25
ESE
30
ESE
20
E
25
E
25
E
15
E
10
SSW
25
S
30
SSE
20
SE
20
E
25
E
20
ENE
10
ENE
10
S
25
S
30
SSE
20
SE
25
E
30
E
30
E
25
E
10
ESE
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
off
High Tide
10:15AM1.13m
10:38AM1.15m
11:01AM1.14m
Low Tide
7:17PM0.51m
8:31PM0.53m
9:50PM0.54m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:52
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:38
5:37
5:37
5:36
Temp °C
18
19
17
16
16
15
16
18
18
19
18
18
16
16
17
18
19
19
19
18
17
15
17
20
14
14
11
12
12
10
13
16
14
14
15
14
12
12
15
16
15
14
15
13
11
9
12
17
Swell 1
Height (m)
Direction
Period (s)
1
SW
12
1.1
SW
12
1.1
SW
11
1.1
SW
11
1
SW
12
0.9
WSW
12
0.9
WSW
13
0.9
WSW
13
0.9
WSW
13
0.9
SW
12
0.9
WSW
12
0.9
SW
12
0.9
SW
14
0.7
SW
12
0.8
WSW
16
0.7
WSW
16
0.8
WSW
15
0.8
WSW
15
0.8
WSW
14
0.9
WSW
18
1
WSW
14
1
WSW
18
1
WSW
17
1.2
WSW
16
Energy kJ
264
293
283
283
259
268
290
295
286
212
255
260
284
149
341
259
304
288
280
454
419
582
543
709
Swell 2
Height (m)
Direction
Period (s)
0.1
W
22
0.1
W
22
0.1
W
21
0.2
W
20
0.2
W
20
0.2
WSW
20
0.3
WSW
19
0.4
WSW
19
0.6
WSW
18
0.6
W
18
0.7
WSW
18
0.6
W
17
0.7
WSW
16
0.7
SW
12
0.7
SW
11
0.6
WSW
11
0.5
WSW
20
0.8
WSW
19
0.8
WSW
14
0.9
WSW
18
0.9
WSW
13
0.8
WSW
13
0.6
W
13
Energy kJ
10
9
9
33
31
38
73
117
246
227
318
210
269
140
130
82
216
398
276
491
277
198
126
Swell 3
Height (m)
Direction
Period (s)
0.3
WSW
16
0.1
W
22
0.1
W
21
0.2
W
20
0.2
W
20
0.5
S
4
0.2
WSW
21
0.2
WSW
22
0.3
WSW
21
0.5
WSW
20
0.6
WSW
20
0.5
SW
10
0.5
SW
10
0.6
SW
10
0.7
SSW
9
0.3
SSW
5
Energy kJ
47
9
9
33
31
6
45
45
88
216
298
53
49
76
73
5
Wind waves
Height (m)
Direction
Period (s)
0.2
SSW
2
0.6
SE
3
0.5
ESE
3
0.4
ESE
3
0.4
ESE
3
0.5
E
3
0.3
E
3
0.3
SSW
2
0.6
S
3
0.3
E
2
0.5
E
3
0.4
ENE
3
0.4
SSW
3
0.6
S
3
0.6
S
4
0.4
ESE
3
0.5
E
3
0.6
E
3
0.4
ENE
3
Energy kJ
1
6
6
3
3
4
2
1
7
1
5
3
2
7
10
2
5
7
3
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
Distance (km)
57
0
28
3
3
28
28
0
173
144
0
28
28
1
0
0
174
145
0
3
28
28
28
0
Best forecast wave conditions in Rottnest Island
Rating
(10 max)
2
2
2
2
2
2
3
3
3
3
3
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
4
4
4
4
4
Header Global
Rating
(10 max)
4
4
5
4
4
4
4
4
5
5
5
5
5
4
5
5
5
5
5
4
6
5
5
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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