Surf Forecasts:
How big are the waves at Cathedral Rock today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 8ft (2.5m), 15s period with WSW swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 7ft (2.2m), 14s period with WSW swell.
- Evening surf: Evening surf (18 Oct, local time) - 7.5ft (2.3m), 14s period with WSW swell.
The current surf forecast for Cathedral Rock at 1AM is: 2.5m 15s primary swell from a West-southwest direction (forecast issued at 07:00pm October 17). The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 8ft (2.5m) | 15s |
| Afternoon (18 Oct) | 7ft (2.2m) | 14s |
| Evening (18 Oct) | 7.5ft (2.3m) | 14s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat night. Very mild (max 19°C on Sat night, min 15°C on Sun night). Winds decreasing (fresh winds from the WSW on Sat night, calm by Mon morning). | |||||||||||||||||||
Sat 17 | Sunday 18 | Monday 19 | |||||||||||||||||
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 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 2899 | 2999 | 2895 | 3058 | 3114 | 3072 | 2989 | 1748 | 2436 | 2221 | 1990 | 1751 | 1557 | 1380 | 1316 | 1060 | 938 | 825 | 745 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | cross-on | cross | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | glassy | glassy | cross | cross | cross | cross |
High Tide | 11:47PM0.85m | 00:15AM0.79m | |||||||||||||||||
Low Tide | 12:57PM0.35m | 1:05PM0.33m | |||||||||||||||||
 |  | |  |  |  |  | | |  |  | | | | | | | | | |
 | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — |
mm | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 19 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 15 | 15 | 15 | 15 |
Feels °C | 16 | 16 | 15 | 14 | 11 | 9 | 8 | 9 | 9 | 11 | 12 | 11 | 11 | 13 | 14 | 12 | 12 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | WSW 15 | WSW 15 | WSW 15 | WSW 15 | — | — | — | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 |
| kJ | 2899 | 2999 | 2895 | 3058 | — | — | — | 1748 | 2436 | 2221 | 1990 | 1751 | 1557 | 1380 | 1316 | 1060 | 938 | 825 | 745 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 26 | W 26 | SW 24 | WSW 24 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 13 | 13 | 22 | 54 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | WSW 15 | WSW 15 | WSW 14 | WSW 7 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 3114 | 3072 | 2989 | 245 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1650 | 361 | 329 | 355 | 361 | 417 | 1650 | 503 | 1650 | 1651 | 144 | 28 | 28 | 0 | 0 | 1908 | 2019 | 410 | 355 |
Best forecast wave conditions in Rottnest Island | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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