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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 Saturday 25 Apr 2026 AWSTForecast 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
21.6° C
(Which is slightly cooler than normal)How big are the waves at Cathedral Rock today?
The current surf forecast for Cathedral Rock at 10PM is: 1.6m 13s primary swell from a West-southwest direction (forecast issued at 01:00pm April 25). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 6ft (1.8m) | 13s |
| Afternoon (25 Apr) | 5.5ft (1.7m) | 13s |
| Evening (25 Apr) | 5ft (1.6m) | 13s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 16mm), heaviest on Mon morning. Warm (max 21°C on Sun afternoon, min 14°C on Mon morning). Mainly fresh winds. | ||||||||||||||||||||||||
Sat 25 | Sunday 26 | Monday 27 | Tue 28 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 | WSW 22 | WSW 21 | WSW 20 | WSW 19 | WSW 18 | WSW 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | |
1028 | 928 | 928 | 848 | 862 | 772 | 784 | 649 | 572 | 451 | 494 | 419 | 692 | 942 | 1088 | 1213 | 2336 | 2256 | 1777 | 1692 | 1517 | 1397 | 1309 | 1225 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | off | cross-off | cross-off | off | cross-off | off | cross-off | cross-off | cross-off | off | off | off | off | |
High Tide | 3:55PM0.83m | 10:35AM0.69m | 5:52PM0.73m | 9:22AM0.65m | 7:19PM0.65m | |||||||||||||||||||
Low Tide | 2:17AM0.42m | 12:19PM0.68m | 2:13AM0.45m | 1:57PM0.58m | 1:48AM0.48m | |||||||||||||||||||
 |  | |  | | | | | | | |  | | |  |  |  |  | | | | |  |  | |
 | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:47 | — |
 | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | 5:43 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 7 | 5 | 1 | — | — | — | — | — | — | |
Temp °C | 17 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 17 | 20 | 21 | 21 | 21 | 20 | 15 | 14 | 15 | 15 | 16 | 17 | 17 | 16 | 16 | 16 |
17 | 17 | 15 | 15 | 15 | 13 | 13 | 13 | 15 | 17 | 17 | 16 | 17 | 16 | 13 | 10 | 10 | 11 | 12 | 13 | 12 | 11 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | WSW 19 | WSW 18 | WSW 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 |
 kJ | 1028 | 928 | 928 | 848 | 862 | 772 | 784 | 649 | 572 | 451 | 494 | 388 | 382 | 486 | 1088 | 1213 | 2336 | 2256 | 1777 | 1692 | 1517 | 1397 | 1309 | 1225 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | W 26 | WSW 25 | SW 23 | WSW 22 | WSW 21 | WSW 20 | SW 13 | SW 12 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 13 | 59 | 140 | 419 | 692 | 942 | 471 | 558 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | WSW 24 | WSW 23 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 58 | 213 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | SSW 3 | S 3 | — | — | ESE 2 | — | — | S 2 | S 3 | S 3 | — | SSW 4 | — | — | — | S 3 | S 4 | S 4 | S 4 | SSE 3 | SE 3 |
| kJ | — | — | — | 3 | 3 | — | — | 1 | — | — | 1 | 4 | 6 | — | 7 | — | — | — | 5 | 14 | 10 | 10 | 4 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 144 | 144 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 31 | 28 | 28 | 0 | 28 | 64 | 28 | 64 | 28 | 64 | 64 | 28 | 64 |
Best forecast wave conditions in Rottnest Island | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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