Surf Forecasts:
How big are the waves at Cathedral Rock today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 5ft (1.6m), 15s period with WSW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 10ft (3.0m), 14s period with WSW swell.
- Evening surf: Evening surf (21 Aug, local time) - 11ft (3.5m), 17s period with WSW swell.
The current surf forecast for Cathedral Rock at 10AM is: 1.5m 15s primary swell from a West-southwest direction and 0.4m 20s secondary swell from a Southwest direction, 0.9m 6s secondary swell from a West-southwest direction (forecast issued at 03:00am August 21). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 5ft (1.6m) | 15s |
| Afternoon (21 Aug) | 10ft (3.0m) | 14s |
| Evening (21 Aug) | 11ft (3.5m) | 17s |
Table - waves today at Cathedral Rock. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Sat morning, min 6°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||||||
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 16 | SW 16 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 17 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | WSW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 674 | 1031 | 3175 | 1014 | 3644 | 3203 | 3468 | 7069 | 3238 | 4128 | 5231 | 6965 | 6163 | 6359 | 6680 | 4431 | 3827 | 3232 | 2618 | 2191 | 2191 | 3311 | 3172 | 2758 |
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-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | glassy | cross-off |
High Tide | 5:22AM1.91m | 5:01PM1.75m | 6:08AM1.81m | 5:36PM1.64m | 6:59AM1.70m | 6:14PM1.53m | ||||||||||||||||||
Low Tide | 10:49PM0.14m | 11:18AM0.66m | 11:29PM0.22m | 12:00PM0.79m | 00:11AM0.31m | 12:47PM0.92m | ||||||||||||||||||
 | |  |  |  | | |  | | | | | | | | | | | | | | | | | |
 | — | — | 7:03 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — |
 | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 8 | 9 | 10 | 12 | 14 | 13 | 12 | 12 | 11 | 12 | 11 | 13 | 15 | 14 | 10 | 8 | 9 | 7 | 6 | 10 | 14 | 15 | 11 | 10 |
Feels °C | 4 | 5 | 7 | 9 | 11 | 10 | 9 | 8 | 6 | 7 | 8 | 9 | 10 | 10 | 7 | 6 | 7 | 4 | 3 | 7 | 11 | 13 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | WSW 16 | SW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 17 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 |
| kJ | 674 | 1031 | 1257 | 1014 | 1488 | 1370 | 1143 | 2796 | 3238 | 4128 | 5231 | 5186 | 4881 | 5216 | 4816 | 4431 | 3827 | 3232 | 2618 | 2191 | 2191 | 3311 | 3172 | 2758 |
Swell 2 Height (m) Direction Period (s) | WSW 7 | — | SW 20 | SW 20 | — | SW 18 | SW 18 | — | S 18 | S 16 | — | SW 24 | SW 24 | SW 22 | SW 21 | S 15 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | S 15 | S 15 | S 15 |
| kJ | 32 | — | 99 | 99 | — | 275 | 600 | — | 6 | 5 | — | 22 | 22 | 163 | 224 | 18 | 531 | 608 | 891 | 1087 | 522 | 41 | 42 | 18 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 15 | S 15 | — | — | S 15 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 18 | 4 | — | — | 17 | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 3 | WNW 3 | WSW 16 | WSW 6 | WSW 14 | WSW 14 | WSW 14 | WSW 17 | WSW 9 | WSW 10 | WSW 10 | SW 15 | SW 14 | SW 14 | WSW 14 | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 2 | 3175 | 64 | 3644 | 3203 | 3468 | 7069 | 387 | 799 | 1310 | 6965 | 6163 | 6359 | 6680 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 5 | 5 | 0 | 0 | 0 | 0 | 4 | 5 | 5 | 4 | 0 | 18 | 18 | 18 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 |
Best forecast wave conditions in Cape Otway | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
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