Surf Forecasts:
How big are the waves at Cathedral Rock today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 2ft (0.6m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3.5ft (1.0m), 13s period with WSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 3.5ft (1.1m), 13s period with WSW swell.
The current surf forecast for Cathedral Rock at 12PM is: 1.0m 13s primary swell from a West-southwest direction and 0.6m 17s secondary swell from a Southwest direction (forecast issued at 03:00am August 20). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 2ft (0.6m) | 17s |
| Afternoon (20 Aug) | 3.5ft (1.0m) | 13s |
| Evening (20 Aug) | 3.5ft (1.1m) | 13s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Thu afternoon. Very mild (max 15°C on Thu morning, min 9°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 14 | SW 17 | WSW 13 | WSW 13 | WSW 13 | WSW 14 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 17 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | SW 15 | WSW 15 | SW 14 | SW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 268 | 373 | 236 | 241 | 342 | 342 | 373 | 447 | 843 | 1155 | 1397 | 1467 | 3644 | 3135 | 4010 | 6913 | 5601 | 5884 | 6093 | 7236 | 4575 | 6223 | 3306 | 3761 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off |
High Tide | 4:38AM1.99m | 4:26PM1.85m | 5:22AM1.91m | 5:01PM1.75m | 6:08AM1.81m | 5:36PM1.64m | ||||||||||||||||||
Low Tide | 10:11PM0.10m | 10:37AM0.53m | 10:49PM0.14m | 11:18AM0.66m | 11:29PM0.22m | 12:00PM0.79m | ||||||||||||||||||
 | | |  | |  |  |  |  | | | | | | | | | | | |  | | | | |
 | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — |
 | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | — | — | — | — | — | — | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 11 | 12 | 15 | 14 | 10 | 9 | 9 | 9 | 9 | 11 | 14 | 13 | 12 | 11 | 11 | 11 | 11 | 12 | 13 | 14 | 12 | 12 |
Feels °C | 8 | 8 | 7 | 9 | 12 | 11 | 8 | 5 | 5 | 5 | 6 | 8 | 11 | 10 | 9 | 8 | 7 | 7 | 8 | 9 | 10 | 10 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 14 | SW 17 | WSW 13 | WSW 13 | WSW 13 | WSW 14 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 17 | SW 16 | SW 16 | SW 15 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 |
| kJ | 268 | 373 | 236 | 241 | 342 | 342 | 373 | 447 | 843 | 1155 | 1397 | 1467 | 1488 | 1370 | 1332 | 2895 | 2992 | 3283 | 3502 | 3806 | 3517 | 3377 | 3306 | 3761 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 19 | W 9 | WSW 13 | SW 17 | SW 16 | SW 16 | SW 17 | — | — | SW 20 | SW 20 | — | SW 18 | SW 18 | — | S 18 | S 16 | S 15 | SW 24 | SW 24 | SW 22 | SW 21 | SW 21 |
| kJ | 121 | 125 | 55 | 154 | 227 | 219 | 214 | 222 | — | — | 99 | 99 | — | 275 | 600 | — | 6 | 5 | 17 | 22 | 22 | 163 | 224 | 117 |
Swell 3 Height (m) Direction Period (s) | NE 4 | E 7 | SW 18 | WSW 8 | E 8 | E 8 | E 8 | E 8 | — | — | WSW 12 | WSW 19 | — | — | — | — | — | — | — | S 16 | — | S 16 | — | — |
| kJ | 5 | 4 | 162 | 36 | 5 | 5 | 1 | 1 | — | — | 29 | 475 | — | — | — | — | — | — | — | 5 | — | 5 | — | — |
Wind waves Height (m) Direction Period (s) | NW 2 | NNW 3 | NW 3 | NW 3 | NW 3 | NNW 3 | NNW 3 | — | WNW 3 | WNW 3 | W 7 | W 9 | WSW 14 | WSW 14 | WSW 14 | WSW 17 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | SW 15 | WSW 15 | — | — |
| kJ | 1 | 3 | 1 | 1 | 2 | 1 | 1 | — | 2 | 3 | 399 | 690 | 3644 | 3135 | 4010 | 6913 | 5601 | 5884 | 6093 | 7236 | 4575 | 6223 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 7 | 4 | 7 | 7 | 0 | 0 | 4 | 4 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 5 | 4 | 4 | 4 | 0 | 18 | 18 | 0 | 0 |
Best forecast wave conditions in Cape Otway | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
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