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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 am Saturday 23 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
21.8° 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 4AM is: 1.5m 12s primary swell from a West-southwest direction (forecast issued at 01:00am May 23). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 4.5ft (1.4m) | 12s |
| Afternoon (23 May) | 4.5ft (1.3m) | 12s |
| Evening (23 May) | 4ft (1.2m) | 12s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Mon afternoon, min 12°C on Sat morning). Winds increasing (calm on Sat afternoon, fresh winds from the NE by Mon night). | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | ||||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | |
658 | 636 | 527 | 491 | 491 | 429 | 399 | 336 | 261 | 190 | 186 | 140 | 242 | 394 | 522 | 499 | 484 | 373 | 307 | 303 | 546 | 485 | 549 | 294 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | glassy | glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | glassy | cross-off | off | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-off | cross | |
High Tide | 12:30PM0.82m | 10:07AM0.70m | 8:37AM0.67m | |||||||||||||||||||||
Low Tide | 00:14AM0.44m | 00:31AM0.46m | 00:10AM0.49m | |||||||||||||||||||||
 | |  |  | |  | | | | | | | | | | | | | | | | | |  | |
 | — | 7:03 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:23 | — | — | — | — | — | — | — | 5:23 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 12 | 12 | 13 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 15 | 17 | 17 | 16 | 16 | 15 | 14 | 16 | 19 | 20 | 20 | 18 |
8 | 9 | 9 | 10 | 12 | 10 | 11 | 10 | 11 | 9 | 9 | 9 | 13 | 14 | 13 | 12 | 11 | 9 | 7 | 10 | 15 | 18 | 17 | 12 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 16 | WSW 15 | WSW 14 | WSW 14 |
 kJ | 658 | 636 | 527 | 491 | 491 | 429 | 399 | 336 | 261 | 190 | 186 | 133 | 242 | 394 | 522 | 499 | 484 | 373 | 307 | 303 | 546 | 485 | 549 | 294 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | W 18 | SW 18 | — | WSW 16 | WSW 16 | WSW 16 | SW 16 | WSW 16 | WSW 11 | WSW 11 | WSW 18 | WSW 18 | W 17 | WSW 16 | WSW 16 | WSW 16 | — | NNW 4 | N 5 | W 14 |
| kJ | — | — | — | — | 6 | 12 | — | 26 | 26 | 51 | 66 | 140 | 103 | 88 | 64 | 120 | 149 | 147 | 149 | 149 | — | 4 | 4 | 261 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SW 20 | WSW 20 | — | WSW 18 | — | — | — | — | — | — | — | — | — | NW 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | 15 | 38 | — | 31 | — | — | — | — | — | — | — | — | — | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | NE 2 | NE 3 | — | — | — | — | NE 3 | NE 3 | NE 3 | NNE 4 | NNE 4 | — | — | NE 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | 1 | 2 | — | — | — | — | 2 | 4 | 9 | 7 | 4 | — | — | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 145 | 28 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 35 | 35 | 121 | 1 | 0 |
Best forecast wave conditions in Rottnest Island | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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