Surf Forecasts:
How big are the waves at Cathedral Rock today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 5ft (1.6m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 4.5ft (1.4m), 13s period with WSW swell.
- Evening surf: Evening surf (23 Sep, local time) - 4.5ft (1.3m), 12s period with WSW swell.
The current surf forecast for Cathedral Rock at 3AM is: 1.7m 13s primary swell from a West-southwest direction (forecast issued at 07:00pm September 22). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 5ft (1.6m) | 13s |
| Afternoon (23 Sep) | 4.5ft (1.4m) | 13s |
| Evening (23 Sep) | 4.5ft (1.3m) | 12s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Tue night, min 14°C on Thu night). Winds increasing (light winds from the ESE on Wed night, strong winds from the SE by Fri afternoon). | |||||||||||||||||||
Tue 22 | Wednesday 23 | Thursday 24 | |||||||||||||||||
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 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 1083 | 1127 | 994 | 1018 | 837 | 824 | 722 | 679 | 659 | 551 | 525 | 517 | 525 | 587 | 624 | 561 | 692 | 603 | 692 |
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 | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | off | cross | cross-on | cross | cross-off | cross-off | cross-off |
High Tide | 11:14PM0.61m | 6:47AM0.76m | 10:04PM0.56m | 7:44AM0.71m | 9:32PM0.54m | ||||||||||||||
Low Tide | 2:50PM0.34m | 00:00AM0.61m | 2:59PM0.32m | 1:26AM0.51m | 3:10PM0.31m | ||||||||||||||
 |  | | |  | | | | | | | | |  | | | | |  | |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | 6:13 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 15 | 16 | 17 | 17 | 17 | 16 |
Feels °C | 13 | 13 | 14 | 15 | 15 | 14 | 15 | 14 | 14 | 15 | 15 | 14 | 15 | 14 | 15 | 15 | 14 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 |
| kJ | 1083 | 1127 | 994 | 1018 | 837 | 824 | 722 | 679 | 659 | 551 | 525 | 517 | 525 | 587 | 624 | 561 | 692 | 603 | 692 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SW 16 | WSW 16 | WSW 15 | — | W 25 | SW 24 | WSW 24 | WSW 23 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 67 | 25 | 176 | — | 12 | 23 | 55 | 179 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 4 | — | SW 3 | SSW 4 | SSW 4 | — | — | — | — | WSW 3 | W 3 | — | — | — | — | — | — | SW 3 | S 3 |
| kJ | 5 | — | 3 | 5 | 3 | — | — | — | — | 2 | 2 | — | — | — | — | — | — | 2 | 5 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 173 | 144 | 64 | 0 | 44 | 50 | 173 | 173 | 173 | 144 | 64 | 0 | 0 | 1 | 1 | 173 | 144 | 144 | 145 |
Best forecast wave conditions in Rottnest Island | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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