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Cathedral Rock Surf Forecast
/ WA – Rottnest Island (6 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
Cathedral Rock surfForecast / WA – Rottnest Island / Australia
48hr Weather and Surf, issued 1 pm Monday 15 Sep 2025 AWST
How big are the waves at Cathedral Rock today?
The current surf forecast for Cathedral Rock at 8PM is: 4.0m 15s primary swell from a West-southwest direction (forecast issued at 01:00pm September 15). The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 15ft (4.5m) | 15s |
| Afternoon (15 Sep) | 13ft (4.0m) | 15s |
| Evening (15 Sep) | 11ft (3.5m) | 15s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 7 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 8691 | 8159 | 7006 | 6101 | 4920 | 4037 | 3141 | 2486 | 1995 | 1673 | 1317 | 1052 | 1064 | 392 | 366 | 1360 | 1412 | 1369 | 1207 | 743 | 1113 | 1061 | 1107 | 1083 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | on | on | on | on | on | on | cross- on | cross | cross- off | cross- off | cross | cross | cross | cross | cross |
High Tide / height (m) | 3:48AM 0.89 | 5:45AM 0.87 | 7:02AM 0.83 | |||||||||||||||||||||
Low Tide / height (m) | 2:33PM 0.27 | 3:09PM 0.28 | 3:38PM 0.29 | |||||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:13 |
| Sunset | - | - | 6:08 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - |
 |  |  |  |  | | | | | | |  | | | | |  | | | | |  | | | |
Rain (mm) | 1 | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | 4 | - | - | - | - | - | - | - |
| Temp. °C | 14 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 16 | 16 | 16 | 17 | 17 | 15 | 15 | 16 | 16 | 16 | 15 | 15 |
| Feels °C (?) | 4 | 5 | 6 | 7 | 8 | 10 | 9 | 11 | 11 | 11 | 10 | 10 | 8 | 7 | 8 | 9 | 12 | 9 | 10 | 10 | 9 | 10 | 9 | 10 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for WA - Rottnest Island
Continuing clean conditions at Cathedral Rock (calm at Swanbourne Automatic Weather Station 30 km from Cathedral Rock). A 4.5m groundswell from the WSW is too big for here
30 km away, 2 h 33 min ago
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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