Cathedral Rock surfForecast / WA – Rottnest Island / Australia

information circle48hr Weather and Surf, issued 1 am Friday 20 Feb 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
22.0° 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 9AM is: 0.9m 13s primary swell from a West-southwest direction and 1.2m 7s secondary swell from a South-southwest direction (forecast issued at 01:00am February 20). The wind direction is predicted to be offshore.

Time (AWST) & DateWave HeightWave Period
Morning (20 Feb)3ft (0.9m)13s
Afternoon (20 Feb)3ft (0.9m)13s
Evening (20 Feb)6.5ft (2.0m)12s

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

Updates in  hr  min  s Forecast update imminent
Friday
20
Saturday
21
Sunday
22
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
0
0
0
1
1
0
0
1
0
0
0
0
0
1
1
0
0
1
2
3
4
2
1
1
Swell
Height Map
Wave Height (m) & direction (?)
1.1
SW
0.9
WSW
0.9
WSW
0.9
WSW
0.9
WSW
0.9
WSW
1.7
SW
2
SW
2
SW
1.9
SW
1.2
WSW
1.3
WSW
1.3
WSW
2.1
SW
2.2
SW
2.4
SW
2.4
SSW
1.2
WSW
1.9
SW
1.6
SW
2
WSW
2.1
SW
1.8
WSW
1.7
WSW
Period(s) (?)131313131313121277121313131313713131316151514
Wave
Graph
(?)Metric surfscale
Energy kJ (?)388299299295295290882114437936541750456314911594188659544411828781956213014281261
Wind
(km/h)
40
S
35
S
35
SSE
30
SSE
25
SSW
30
SSW
40
SSW
40
SSW
40
SSW
40
S
45
S
45
S
40
S
40
SSW
45
SSW
50
SSW
50
SSE
40
SE
35
SE
30
SE
20
SSE
35
SSW
40
SSW
35
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
offcross-
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
cross-
off
cross-
off
High Tide
/ height (m)
10:41PM
0.62
11:53AM
0.55
11:14PM
0.53
12:10PM
0.63
11:30PM
0.44
12:39PM
0.73
Low Tide
/ height (m)
5:21AM
0.29
5:25PM
0.37
5:05AM
0.33
7:00PM
0.39
4:35AM
0.36
Friday
20
Saturday
21
Sunday
22
Sunrise---5:58-------6:00-------6:01----
Sunset------7:02-------7:01-------7:00-
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C212120202121212020201918182020191816151519202020
Feels °C (?)16161516181716151415121111131310988915141315
  • 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

Latest Updates

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.


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