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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 7 am Monday 27 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 10AM is: 1.7m 18s primary swell from a West-southwest direction and 1.3m 12s secondary swell from a West-southwest direction (forecast issued at 07:00am April 27). The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | 5ft (1.6m) | 18s |
| Afternoon (27 Apr) | 6ft (1.8m) | 17s |
| Evening (27 Apr) | 6ft (1.9m) | 16s |
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 19mm), heaviest on Mon morning. Warm (max 21°C on Tue afternoon, min 15°C on Mon morning). Mainly fresh winds. | ||||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | Thu 30 | |||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 19 | WSW 18 | WSW 18 | WSW 17 | WSW 16 | SW 16 | SW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | |
1088 | 1213 | 2336 | 1955 | 1799 | 1892 | 1715 | 1397 | 1292 | 1225 | 1279 | 1208 | 1191 | 1159 | 1127 | 1095 | 1038 | 1079 | 902 | 876 | 863 | 850 | 756 | 888 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | off | off | cross-off | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:22AM0.65m | 7:19PM0.65m | 8:37AM0.67m | 8:26PM0.59m | 8:25AM0.75m | 9:22PM0.55m | ||||||||||||||||||
Low Tide | 2:13AM0.45m | 1:57PM0.58m | 1:48AM0.48m | 2:53PM0.49m | 1:26AM0.49m | 3:41PM0.44m | 1:12AM0.50m | |||||||||||||||||
 |  |  | |  |  | |  | |  | | | | |  | | |  | | | | | | | |
 | 6:46 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | 6:48 |
 | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:42 | — | — | 5:40 |
2 | 4 | 9 | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 15 | 16 | 15 | 16 | 17 | 16 | 15 | 15 | 15 | 17 | 20 | 21 | 20 | 18 | 17 | 17 | 17 | 17 | 18 | 19 | 20 | 20 | 18 |
16 | 11 | 11 | 10 | 11 | 13 | 12 | 11 | 10 | 10 | 14 | 18 | 18 | 16 | 14 | 14 | 14 | 16 | 15 | 16 | 15 | 14 | 15 | 12 | |
Swell 1 Height (m) Direction Period (s) | WSW 19 | WSW 18 | WSW 18 | WSW 17 | WSW 16 | SW 16 | SW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 |
 kJ | 1088 | 1213 | 2336 | 1955 | 1799 | 1892 | 1715 | 1397 | 1292 | 1225 | 1279 | 1208 | 1191 | 1159 | 1127 | 1095 | 1038 | 1079 | 902 | 876 | 863 | 850 | 756 | 888 |
Swell 2 Height (m) Direction Period (s) | SW 13 | WSW 12 | — | — | — | — | — | — | — | — | S 4 | — | — | — | — | — | — | — | — | — | — | — | SSW 4 | — |
| kJ | 471 | 513 | — | — | — | — | — | — | — | — | 5 | — | — | — | — | — | — | — | — | — | — | — | 18 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | S 4 | SSW 5 | — | SE 3 | S 5 | S 4 | SSE 4 | SE 3 | S 4 | SSE 4 | SE 3 | SE 3 | — | ESE 3 | — | — | — | S 3 | S 4 | — | SW 5 |
| kJ | — | — | — | 22 | 24 | — | 3 | 20 | 15 | 15 | 2 | 9 | 7 | 3 | 3 | — | 2 | — | — | — | 2 | 13 | — | 30 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 28 | 1 | 0 | 0 | 145 | 144 | 144 | 144 | 50 | 29 | 28 | 28 | 28 | 0 | 28 | 0 | 3 | 3 | 0 | 0 | 0 | 144 | 144 | 144 |
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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