Surf Forecasts:
How big are the waves at Cathedral Rock today (09 Aug):
- Morning surf: Morning surf (09 Aug, local time) - 11ft (3.5m), 16s period with WSW swell.
- Afternoon surf: Afternoon surf (09 Aug, local time) - 10ft (3.0m), 16s period with WSW swell.
- Evening surf: Evening surf (09 Aug, local time) - 7ft (2.1m), 16s period with WSW swell.
The current surf forecast for Cathedral Rock at 1PM is: 3.0m 16s primary swell from a West-southwest direction and 0.6m 21s secondary swell from a West-southwest direction (forecast issued at 07:00am August 09). The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Aug) | 11ft (3.5m) | 16s |
| Afternoon (09 Aug) | 10ft (3.0m) | 16s |
| Evening (09 Aug) | 7ft (2.1m) | 16s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 20mm), heaviest during Mon morning. Very mild (max 16°C on Sun night, min 11°C on Mon afternoon). Winds decreasing (near gales from the SSW on Mon afternoon, calm by Tue night). | |||||||||||||||||||||||
Sunday 9 | Monday 10 | Tuesday 11 | |||||||||||||||||||||
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) | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 13 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 8 | SW 11 | SW 11 | SW 11 | WSW 13 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 7355 | 6331 | 5262 | 4116 | 3412 | 3102 | 1408 | 2334 | 2259 | 2402 | 2629 | 1181 | 2103 | 2372 | 2636 | 2313 | 4858 | 4670 | 4432 | 4173 | 3100 | 2856 | 3113 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off |
High Tide | 6:19AM1.10m | 7:24AM1.13m | 8:20AM1.10m | ||||||||||||||||||||
Low Tide | 4:17PM0.35m | 4:52PM0.34m | 5:25PM0.33m | ||||||||||||||||||||
 |  |  |  | |  |  |  | | | | | | | | | | | | | | | | |
 | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — |
 | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:47 | — | — |
mm | — | 1 | — | — | — | 1 | 1 | — | — | 2 | 4 | 2 | 2 | 2 | 2 | 2 | 1 | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 15 | 16 | 16 | 11 | 12 | 11 | 11 | 11 | 11 | 12 | 14 | 15 | 16 | 16 |
Feels °C | 8 | 9 | 12 | 10 | 11 | 12 | 10 | 9 | 9 | 6 | 7 | 5 | -1 | 1 | 1 | 1 | 3 | 5 | 8 | 10 | 10 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 20 | — | — | — | W 9 | WSW 18 | W 10 | WSW 13 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 |
| kJ | 7355 | 6331 | 5262 | 4116 | 3412 | 3102 | 892 | 2334 | 149 | — | — | — | 382 | 273 | 49 | 2313 | 4858 | 4670 | 4432 | 4173 | 3100 | 2856 | 3113 |
Swell 2 Height (m) Direction Period (s) | — | — | — | WSW 21 | WSW 21 | NW 11 | WSW 20 | WSW 20 | — | — | — | — | — | W 10 | WSW 17 | WSW 16 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | — |
| kJ | — | — | — | 356 | 258 | 5 | 151 | 298 | — | — | — | — | — | 49 | 885 | 808 | 49 | 31 | 31 | 18 | 185 | 190 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | NW 11 | — | NW 11 | — | — | — | — | — | — | — | — | W 10 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 5 | — | 5 | — | — | — | — | — | — | — | — | 31 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | WSW 13 | NW 11 | WSW 14 | WSW 14 | WSW 14 | WSW 8 | SW 11 | SW 11 | SW 11 | S 5 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 1408 | 5 | 2259 | 2402 | 2629 | 1181 | 2103 | 2372 | 2636 | 64 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 28 | 0 | 1 | 118 | 937 | 309 | 309 | 345 | 345 | 345 | 687 | 1144 | 2461 | 2019 | 144 | 144 | 32 | 0 | 0 | 118 | 118 | 28 | 28 |
Best forecast wave conditions in Rottnest Island | |||||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||||
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