Surf Forecasts:
How big are the waves at Cathedral Rock today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 5ft (1.5m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.1m), 15s period with SW swell.
- Evening surf: Evening surf (18 Aug, local time) - 4.5ft (1.3m), 16s period with SW swell.
The current surf forecast for Cathedral Rock at 1PM is: 1.4m 14s primary swell from a Southwest direction and 0.7m 18s secondary swell from a Southwest direction (forecast issued at 09:00am August 18). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 5ft (1.5m) | 14s |
| Afternoon (18 Aug) | 3.5ft (1.1m) | 15s |
| Evening (18 Aug) | 4.5ft (1.3m) | 16s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Wed afternoon. Very mild (max 18°C on Tue afternoon, min 10°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||
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) | SW 15 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 15 | SW 15 | SW 15 | SW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | SW 17 | WSW 13 | WSW 13 | WSW 13 | WSW 13 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 1124 | 928 | 711 | 553 | 793 | 783 | 605 | 412 | 412 | 309 | 326 | 335 | 314 | 272 | 268 | 250 | 236 | 243 | 402 | 434 | 536 | 545 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 3:16PM2.00m | 3:54AM2.03m | 3:51PM1.94m | 4:38AM1.99m | 4:26PM1.85m | |||||||||||||||||
Low Tide | 9:13AM0.33m | 9:33PM0.10m | 9:56AM0.42m | 10:11PM0.10m | 10:37AM0.53m | |||||||||||||||||
 |  |  | |  | | |  | | | |  | | |  | | | | | |  | | |
 | 7:07 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:51 | — | — |
mm | — | — | — | — | — | — | — | 1 | — | — | — | 3 | 1 | — | — | — | — | — | — | — | 3 | — |
Temp °C | 9 | 12 | 17 | 18 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 14 | 13 | 11 | 10 | 10 | 11 | 13 | 15 | 12 | 11 |
Feels °C | 7 | 9 | 13 | 15 | 12 | 11 | 11 | 11 | 10 | 9 | 10 | 10 | 12 | 10 | 8 | 7 | 7 | 8 | 10 | 12 | 10 | 9 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 15 | SW 15 | SW 15 | SW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 9 | WSW 13 | WSW 13 | WSW 13 | WSW 13 |
| kJ | 1124 | 928 | 711 | 553 | 793 | 783 | 605 | 412 | 412 | 309 | 326 | 335 | 314 | 272 | 268 | 250 | 236 | 88 | 402 | 434 | 536 | 545 |
Swell 2 Height (m) Direction Period (s) | ESE 6 | SW 18 | SW 18 | SW 13 | WSW 13 | S 16 | ESE 4 | E 5 | S 15 | — | E 7 | ESE 7 | NE 5 | NE 5 | WSW 8 | WSW 8 | WSW 9 | WSW 13 | SW 17 | SW 16 | SW 16 | SW 16 |
| kJ | 45 | 212 | 307 | 249 | 312 | 5 | 6 | 11 | 4 | — | 4 | 5 | 17 | 5 | 24 | 55 | 65 | 154 | 227 | 216 | 214 | 216 |
Swell 3 Height (m) Direction Period (s) | SW 18 | S 10 | ESE 6 | S 17 | S 16 | — | ESE 5 | S 15 | S 15 | — | — | — | ESE 7 | SW 19 | SW 18 | SW 19 | SW 18 | SW 17 | E 8 | E 8 | E 8 | E 8 |
| kJ | 328 | 2 | 28 | 5 | 5 | — | 5 | 5 | 5 | — | — | — | 5 | 96 | 121 | 125 | 162 | 243 | 5 | 5 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | E 6 | E 6 | NE 4 | E 5 | E 4 | E 4 | NE 4 | NE 4 | ENE 5 | NE 5 | NE 6 | NE 6 | NNE 5 | NW 2 | NW 3 | WNW 3 | NW 3 | NW 3 | NNW 3 | NNW 3 | — | — |
| kJ | 62 | 50 | 6 | 42 | 24 | 17 | 8 | 12 | 39 | 58 | 72 | 52 | 32 | 1 | 2 | 3 | 2 | 1 | 2 | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 48 | 0 | 48 | 57 | 0 | 0 | 173 | 0 | 10 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Cape Otway | ||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||
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