Cathedral Rock surfForecast / WA – Rottnest Island / Australia

information circle48hr Weather and Surf, issued 7 pm Saturday 11 Apr 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
21.9° 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 4AM is: 0.5m 18s primary swell from a West-southwest direction and 0.6m 10s secondary swell from a Southwest direction (forecast issued at 07:00pm April 11). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (AWST) & DateWave HeightWave Period
Morning (12 Apr)2.5ft (0.8m)18s
Afternoon (12 Apr)3.5ft (1.0m)16s
Evening (12 Apr)3.5ft (1.0m)16s

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


Updates in  hr  min  s Forecast update imminent
Saturday
11
Sunday
12
Monday
13
Tuesday
14
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
0
0
1
1
1
2
2
2
1
1
1
1
0
0
0
0
0
0
0
2
1
2
2
1
Swell
Height Map
Wave Height (m) & direction (?)
0.6
SW
0.4
WSW
0.5
WSW
0.5
WSW
0.5
WSW
0.7
WSW
0.8
WSW
0.9
WSW
1
WSW
1
WSW
1
WSW
1.1
WSW
1.1
WSW
1
WSW
1
WSW
1
WSW
1
WSW
1
WSW
1
WSW
0.9
WSW
0.9
WSW
1
WSW
0.7
WSW
1.2
WSW
Period(s) (?)101818181818171616161515151414141313131313121615
Wave
Graph
(?)Metric surfscale
Energy kJ (?)87124180182184276336469499487439498491394384352342336331246235297253670
Wind
(km/h)
25
S
25
SSE
20
SE
15
SE
15
ESE
15
E
10
E
10
SSW
25
SSW
25
SSE
25
S
25
S
25
S
30
S
25
S
30
S
30
SSW
30
S
30
S
25
SE
25
SE
20
ESE
15
SE
25
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
offoffoffoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffoffoffcross-
off
High Tide
/ height (m)
2:57PM
0.91
5:02PM
0.85
10:22AM
0.68
6:33PM
0.79
9:15AM
0.66
Low Tide
/ height (m)
2:07AM
0.43
2:13AM
0.42
12:30PM
0.67
2:22AM
0.42
1:46PM
0.57
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Sunrise-----6:35-------6:37-------6:37--
Sunset6:01-------6:00-------6:00-------
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
rain showers
clear
clear
part cloud
clear
cloud
part cloud
clear
clear
Rain (mm)
--------------11--------
Temp. °C242424222221232624212121202020212121222221212327
Feels °C (?)181820181918212320181818171616171617181918182123
  • 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

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cathedral Rock surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest