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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 25 May 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
21.4° 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 7PM is: 1.0m 14s primary swell from a West-southwest direction and 0.5m 5s secondary swell from a Northwest direction, 0.5m 5s secondary swell from a North-northwest direction (forecast issued at 01:00pm May 25). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 3.5ft (1.0m) | 13s |
| Afternoon (25 May) | 3.5ft (1.0m) | 15s |
| Evening (25 May) | 3.5ft (1.0m) | 14s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Wed night. Warm (max 21°C on Mon afternoon, min 16°C on Tue morning). Winds increasing (light winds from the NE on Mon night, strong winds from the NW by Wed night). | ||||||||||||||||||||||||
Mon 25 | Tuesday 26 | Wednesday 27 | Thu 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 16 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 20 | W 19 | WSW 18 | WSW 18 | W 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | W 16 | W 15 | W 15 | W 14 | W 14 | W 14 | |
307 | 463 | 411 | 394 | 356 | 261 | 213 | 158 | 151 | 128 | 267 | 442 | 528 | 625 | 827 | 927 | 916 | 1016 | 1131 | 1032 | 4430 | 5409 | 4467 | 3327 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | on | cross | cross | cross | cross | cross-on | cross-on | on | on | on | cross | cross | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | |
High Tide | 8:37AM0.67m | 7:24AM0.71m | 7:08AM0.80m | 7:26AM0.91m | ||||||||||||||||||||
Low Tide | 11:29PM0.51m | 4:06PM0.50m | 4:18PM0.47m | |||||||||||||||||||||
 | |  |  | | |  | | | | | | | | |  | | | |  | | |  |  | |
 | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:07 | — |
 | — | — | 5:23 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | 5:22 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 2 | 1 | 1 | |
Temp °C | 16 | 20 | 21 | 21 | 19 | 18 | 17 | 16 | 18 | 20 | 21 | 21 | 20 | 19 | 18 | 19 | 19 | 21 | 21 | 21 | 20 | 20 | 20 | 19 |
9 | 14 | 18 | 18 | 13 | 11 | 9 | 8 | 10 | 14 | 17 | 18 | 18 | 15 | 11 | 12 | 11 | 13 | 14 | 14 | 13 | 13 | 15 | 13 | |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | W 19 | WSW 18 | WSW 18 | W 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | W 16 | W 15 | — | — | — | W 14 |
 kJ | 307 | 463 | 411 | 394 | 356 | 261 | 213 | 158 | 151 | 114 | 267 | 442 | 528 | 625 | 827 | 927 | 916 | 1016 | 1131 | 1032 | — | — | — | 747 |
Swell 2 Height (m) Direction Period (s) | WSW 16 | — | NNW 5 | NW 5 | — | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | NW 6 | WSW 12 | W 11 | W 11 | W 11 | W 10 | W 10 | — | — | — | — | — | — |
| kJ | 149 | — | 14 | 14 | — | 108 | 103 | 97 | 89 | 84 | 84 | 51 | 176 | 119 | 116 | 110 | 104 | 125 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | W 22 | W 21 | WSW 21 | WSW 20 | WSW 13 | W 11 | NW 6 | NW 6 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 9 | 36 | 84 | 128 | 111 | 82 | 33 | 33 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 4 | N 5 | — | — | NNW 6 | N 3 | N 4 | N 4 | N 5 | NNW 6 | NW 6 | — | — | — | NNW 6 | NNW 4 | NNW 5 | NW 6 | NW 10 | WNW 8 | W 15 | W 14 | W 14 | W 14 |
| kJ | 15 | 15 | — | — | 25 | 10 | 24 | 36 | 53 | 57 | 51 | — | — | — | 34 | 28 | 118 | 311 | 710 | 715 | 4430 | 5409 | 4467 | 3327 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 253 | 35 | 7 | 1 | 1 | 121 | 121 | 121 | 318 | 325 | 318 | 7 | 1 | 1 | 118 | 318 | 121 | 345 | 325 | 325 | 325 | 355 | 377 | 377 |
Best forecast wave conditions in Rottnest Island | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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