Surf Forecasts:
How big are the waves at Castles today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 3ft (0.9m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3.5ft (1.1m), 16s period with SW swell.
- Evening surf: Evening surf (20 Aug, local time) - 5ft (1.6m), 16s period with SW swell.
The current surf forecast for Castles at 4PM is: 1.1m 16s primary swell from a Southwest direction and 0.6m 8s secondary swell from a Southwest direction, 0.4m 16s secondary swell from a Southwest direction (forecast issued at 08:30am August 20). The wind direction is predicted to be cross-onshore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 3ft (0.9m) | 16s |
| Afternoon (20 Aug) | 3.5ft (1.1m) | 16s |
| Evening (20 Aug) | 5ft (1.6m) | 16s |
Table - waves today at Castles. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Thu morning, min 12°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 483 | 416 | 489 | 574 | 909 | 1164 | 1232 | 1381 | 886 | 1048 | 1548 | 1511 | 1456 | 1438 | 1402 | 1265 | 1265 | 1216 | 1048 | 936 | 924 | 825 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross | cross-off | off | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:07PM0.91m | 3:19AM0.92m | 1:48PM0.84m | 3:31AM0.80m | 12:48PM0.83m | |||||||||||||||||
Low Tide | 8:43AM0.44m | 8:36PM0.13m | 8:44AM0.56m | 8:33PM0.21m | 7:56AM0.66m | 8:02PM0.28m | ||||||||||||||||
 |  | | | |  | | |  |  | | |  | | | | | | | | | | |
 | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — |
 | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:14 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 16 | 14 | 14 |
Feels °C | 12 | 12 | 13 | 12 | 12 | 12 | 11 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 11 | 10 | 10 | 10 | 11 | 12 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 |
| kJ | 483 | 416 | 489 | 574 | 909 | 1164 | 1232 | 1381 | 886 | 1048 | 1548 | 1511 | 1456 | 1438 | 1402 | 1265 | 1265 | 1216 | 1048 | 936 | 924 | 825 |
Swell 2 Height (m) Direction Period (s) | SW 9 | SW 9 | SW 9 | SW 8 | — | — | SW 19 | — | SW 18 | SW 18 | — | — | — | — | — | — | SW 24 | SW 23 | SW 21 | SW 21 | SW 21 | SW 19 |
| kJ | 147 | 99 | 61 | 58 | — | — | 303 | — | 600 | 375 | — | — | — | — | — | — | 22 | 86 | 160 | 285 | 212 | 369 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | — | — | SW 16 | SW 16 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 64 | 91 | 90 | 64 | 61 | 59 | 57 | — | — | 95 | 66 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 1 | 1035 | 1045 | 648 | 1 | 1 | 552 | 491 | 491 | 633 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 243 | 1 |
Best forecast wave conditions in Nullarbor | ||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||
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