Surf Forecasts:
How big are the waves at Cathedral Rock today (28 Sep):
- Morning surf: Morning surf (28 Sep, local time) - 2.5ft (0.8m), 17s period with WSW swell.
- Afternoon surf: Afternoon surf (28 Sep, local time) - 4.5ft (1.4m), 16s period with WSW swell.
- Evening surf: Evening surf (28 Sep, local time) - 4ft (1.2m), 15s period with WSW swell.
The current surf forecast for Cathedral Rock at 3AM is: 0.9m 13s primary swell from a West-southwest direction and 0.6m 18s secondary swell from a West-southwest direction, 0.6m 3s secondary swell from a West-northwest direction (forecast issued at 07:00pm September 27). The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Sep) | 2.5ft (0.8m) | 17s |
| Afternoon (28 Sep) | 4.5ft (1.4m) | 16s |
| Evening (28 Sep) | 4ft (1.2m) | 15s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Mon afternoon. Very mild (max 17°C on Sun night, min 15°C on Mon night). Winds increasing (light winds from the W on Mon night, strong winds from the SW by Wed morning). | |||||||||||||||||||
Sun 27 | Monday 28 | Tuesday 29 | |||||||||||||||||
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 13 | WSW 13 | WSW 13 | WSW 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 379 | 368 | 299 | 295 | 390 | 364 | 683 | 1016 | 1339 | 632 | 683 | 580 | 553 | 508 | 530 | 551 | 559 | 559 | 581 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | on | cross-on | cross | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:43PM0.67m | 11:15AM0.50m | 10:04PM0.75m | 12:48PM0.45m | 10:30PM0.83m | ||||||||||||||
Low Tide | 3:25PM0.39m | 4:44AM0.27m | 3:14PM0.43m | 5:47AM0.28m | 2:25PM0.45m | ||||||||||||||
 |  |  |  | |  | |  | | | | | | | | | | | | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | — | — | — | — | — | — | — | 1 | — | — | — | — | — | 1 | — | — | — | — | — |
Temp °C | 16 | 17 | 17 | 16 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 15 | 16 | 15 | 16 | 16 | 16 | 16 | 16 |
Feels °C | 13 | 14 | 13 | 11 | 12 | 12 | 13 | 12 | 11 | 10 | 11 | 11 | 13 | 12 | 13 | 11 | 10 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 |
| kJ | 379 | 368 | 299 | 295 | 290 | 295 | 683 | 1016 | 870 | 632 | 683 | 568 | 553 | 508 | 530 | 551 | 559 | 559 | 581 |
Swell 2 Height (m) Direction Period (s) | WSW 20 | WSW 20 | WSW 19 | WSW 18 | WSW 18 | WSW 17 | — | — | — | — | — | WSW 15 | SW 7 | — | — | — | WSW 6 | WSW 6 | WSW 6 |
| kJ | 40 | 75 | 142 | 211 | 390 | 364 | — | — | — | — | — | 580 | 122 | — | — | — | 53 | 46 | 40 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | NW 3 | WNW 3 | WNW 4 | WNW 4 | W 4 | — | WSW 16 | SW 6 | SW 7 | SW 7 | — | WSW 7 | WSW 7 | WSW 6 | — | — | — |
| kJ | — | — | 2 | 6 | 9 | 13 | 15 | — | 1339 | 133 | 171 | 156 | — | 90 | 78 | 70 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 173 | 173 | 173 | 258 | 355 | 173 | 1138 | 638 | 1650 | 209 | 144 | 174 | 299 | 118 | 417 | 417 | 503 | 355 | 355 |
Best forecast wave conditions in Rottnest Island | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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