Surf Forecasts:
How big are the waves at Cathedral Rock today (19 Sep):
- Morning surf: Morning surf (19 Sep, local time) - 13ft (4.0m), 14s period with W swell.
- Afternoon surf: Afternoon surf (19 Sep, local time) - 13ft (4.0m), 13s period with W swell.
- Evening surf: Evening surf (19 Sep, local time) - 10ft (3.0m), 13s period with W swell.
The current surf forecast for Cathedral Rock at 1PM is: 4.0m 14s primary swell from a West direction (forecast issued at 07:00am September 19). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 13ft (4.0m) | 14s |
| Afternoon (19 Sep) | 13ft (4.0m) | 13s |
| Evening (19 Sep) | 10ft (3.0m) | 13s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Sat morning. Very mild (max 17°C on Sat afternoon, min 15°C on Sun morning). Winds decreasing (strong winds from the W on Sat morning, light winds from the S by Mon morning). | |||||||||||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 12 | W 14 | W 14 | W 14 | W 13 | WSW 12 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 9 | W 12 | SW 13 | SW 13 | WSW 13 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 4523 | 6496 | 6495 | 5846 | 4484 | 3287 | 2759 | 2022 | 1872 | 1497 | 442 | 555 | 700 | 732 | 555 | 1479 | 1758 | 1739 | 1644 | 1689 | 1859 | 1572 | 1511 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:02AM0.85m | 3:53AM0.82m | |||||||||||||||||||||
Low Tide | 2:41PM0.38m | 2:42PM0.38m | 2:44PM0.37m | ||||||||||||||||||||
 |  |  |  | |  |  | | |  | |  | | | | | | | | | | | | |
 | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:13 | — | — |
mm | — | 1 | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 15 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 16 | 16 |
Feels °C | 7 | 7 | 7 | 9 | 10 | 12 | 12 | 13 | 14 | 14 | 11 | 14 | 13 | 13 | 14 | 14 | 13 | 13 | 14 | 12 | 11 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | WSW 12 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 9 | W 12 | SW 13 | SW 13 | WSW 13 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 |
| kJ | — | — | — | — | — | 3287 | 2759 | 2022 | 1872 | 1497 | 442 | 555 | 700 | 732 | 555 | 1479 | 1758 | 1739 | 1644 | 1689 | 1859 | 1572 | 1511 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | WSW 11 | SW 11 | — | — | WSW 13 | WSW 13 | W 9 | W 12 | WSW 16 | W 9 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 151 | 140 | — | — | 357 | 465 | 188 | 273 | 452 | 126 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 8 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 109 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 12 | W 14 | W 14 | W 14 | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 4 | S 4 |
| kJ | 4523 | 6496 | 6495 | 5846 | 4484 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 12 | 14 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 1650 | 629 | 1138 | 1901 | 1650 | 1650 | 360 | 360 | 118 | 121 | 0 | 64 | 64 | 0 | 0 | 0 | 0 | 0 | 0 | 144 | 144 | 144 | 144 |
Best forecast wave conditions in Rottnest Island | |||||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||||
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