Surf Forecasts:
How big are the waves at Cathedral Rock today (24 Sep):
- Afternoon surf: Afternoon surf (24 Sep, local time) - 4.5ft (1.3m), 14s period with WSW swell.
- Evening surf: Evening surf (24 Sep, local time) - 4.5ft (1.3m), 14s period with WSW swell.
The current surf forecast for Cathedral Rock at 10PM is: 1.3m 14s primary swell from a West-southwest direction and 0.3m 23s secondary swell from a West-southwest direction (forecast issued at 07:00pm September 24). An open ocean swell of 0.6m 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 (24 Sep) | - | - |
| Afternoon (24 Sep) | 4.5ft (1.3m) | 14s |
| Evening (24 Sep) | 4.5ft (1.3m) | 14s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Sat morning. Very mild (max 18°C on Fri afternoon, min 12°C on Fri night). Winds decreasing (near gales from the SE on Fri night, light winds from the E by Sat night). | |||||||||||||||||||
Thu 24 | Friday 25 | Saturday 26 | |||||||||||||||||
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 | WSW 14 | WSW 16 | WSW 19 | WSW 19 | WSW 18 | WSW 18 | WSW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 603 | 603 | 692 | 779 | 876 | 1361 | 3513 | 5281 | 4780 | 4525 | 3904 | 3147 | 2359 | 2110 | 1606 | 1397 | 1154 | 1001 | 962 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off |
High Tide | 9:32PM0.54m | 8:35AM0.66m | 9:23PM0.55m | 9:26AM0.61m | 9:29PM0.60m | ||||||||||||||
Low Tide | 3:10PM0.31m | 2:17AM0.42m | 3:19PM0.32m | 3:04AM0.34m | 3:25PM0.35m | ||||||||||||||
 |  |  | | |  | | | | | |  | | |  | | | | | |
 | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | — | — |
Temp °C | 17 | 16 | 16 | 15 | 14 | 14 | 16 | 18 | 17 | 14 | 12 | 13 | 13 | 12 | 12 | 13 | 13 | 14 | 14 |
Feels °C | 13 | 12 | 11 | 10 | 9 | 8 | 10 | 11 | 8 | 4 | 2 | 3 | 3 | 3 | 3 | 5 | 5 | 7 | 8 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 16 | WSW 19 | WSW 19 | WSW 18 | WSW 18 | WSW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 |
| kJ | 603 | 603 | 692 | 779 | 876 | 1361 | 3513 | 5281 | 4780 | 4525 | 3904 | 3147 | 2359 | 2110 | 1606 | 1397 | 1154 | 1001 | 962 |
Swell 2 Height (m) Direction Period (s) | SW 24 | WSW 24 | WSW 23 | WSW 22 | WSW 21 | WSW 21 | — | — | — | — | — | — | — | — | — | — | — | — | S 5 |
| kJ | 23 | 55 | 179 | 275 | 521 | 975 | — | — | — | — | — | — | — | — | — | — | — | — | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SSW 3 | S 3 | S 4 | S 4 | S 4 | S 5 | — | S 5 | SSE 5 | SE 5 | SE 5 | SE 5 | SE 5 | SE 5 | SSE 5 | SSE 5 | SSE 5 | ESE 4 |
| kJ | — | 4 | 8 | 14 | 15 | 18 | 31 | — | 64 | 77 | 55 | 60 | 65 | 67 | 84 | 91 | 69 | 52 | 15 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 144 | 144 | 144 | 64 | 32 | 299 | 34 | 2000 | 2010 | 2010 | 367 | 210 | 370 | 370 | 360 | 2472 | 2571 | 32 | 57 |
Best forecast wave conditions in Rottnest Island | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
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