Surf Forecasts:
How big are the waves at Cathedral Rock today (23 Jul):
- Morning surf: Morning surf (23 Jul, local time) - 4.5ft (1.4m), 14s period with WSW swell.
- Afternoon surf: Afternoon surf (23 Jul, local time) - 4.5ft (1.3m), 14s period with WSW swell.
- Evening surf: Evening surf (23 Jul, local time) - 4ft (1.2m), 13s period with WSW swell.
The current surf forecast for Cathedral Rock at 4PM is: 1.3m 14s primary swell from a West-southwest direction and 0.1m 19s secondary swell from a West direction (forecast issued at 01:00pm July 23). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Jul) | 4.5ft (1.4m) | 14s |
| Afternoon (23 Jul) | 4.5ft (1.3m) | 14s |
| Evening (23 Jul) | 4ft (1.2m) | 13s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sat afternoon, min 12°C on Fri morning). Winds increasing (light winds from the ENE on Fri afternoon, strong winds from the NNW by Sun morning). | |||||||||||||||||||||
Thu 23 | Friday 24 | Saturday 25 | |||||||||||||||||||
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 |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 14 | WSW 14 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 672 | 653 | 586 | 486 | 406 | 400 | 357 | 295 | 290 | 196 | 187 | 180 | 174 | 171 | 394 | 415 | 396 | 454 | 447 | 454 | 361 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 5:13AM0.93m | 6:04AM1.03m | |||||||||||||||||||
Low Tide | 5:10PM0.38m | 5:01PM0.42m | 4:53PM0.45m | ||||||||||||||||||
 | | |  | | | | |  | |  | | | | | | | | |  | | |
 | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | — |
 | — | — | 5:35 | — | — | — | — | — | — | — | 5:36 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 15 | 17 | 16 | 15 | 14 | 13 | 12 | 13 | 15 | 17 | 16 | 15 | 14 | 13 | 13 | 14 | 17 | 18 | 18 | 16 |
Feels °C | 6 | 10 | 12 | 11 | 10 | 8 | 7 | 6 | 8 | 11 | 14 | 11 | 10 | 9 | 7 | 7 | 8 | 13 | 15 | 14 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 14 | WSW 14 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 |
| kJ | 672 | 653 | 586 | 486 | 406 | 400 | 357 | 295 | 290 | 196 | 187 | 180 | 174 | 171 | 394 | 415 | 396 | 454 | 447 | 454 | 361 |
Swell 2 Height (m) Direction Period (s) | — | W 20 | W 19 | W 18 | W 18 | W 18 | W 18 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | W 15 | W 15 | — | — | — | SW 18 | — | SW 17 | SW 16 |
| kJ | — | 7 | 7 | 25 | 25 | 25 | 24 | 52 | 52 | 87 | 51 | 81 | 110 | 110 | — | — | — | 13 | — | 44 | 69 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | N 3 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 3 | NE 3 | — | ENE 2 | ENE 3 | ENE 3 | NE 3 | NE 3 | NNE 3 | NNE 3 | — | NNE 5 | NE 2 | NE 2 | NE 3 | NNE 3 | NNE 4 | N 4 | NNW 4 | NNW 5 | N 3 |
| kJ | 4 | 2 | — | 1 | 2 | 3 | 5 | 5 | 4 | 2 | — | 2 | 1 | 2 | 4 | 7 | 7 | 7 | 7 | 7 | 5 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 28 | 28 | 28 | 1 | 28 | 28 | 28 | 28 | 35 | 35 | 1 | 1 | 1 | 28 | 1 | 1 | 1 | 35 | 121 | 35 | 35 |
Best forecast wave conditions in Rottnest Island | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
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