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Castles Surf Forecast
/ SA – Nullarbor (9 breaks) / South Australia (91 breaks) /
Surf Forecasts:
Castles surfForecast / SA – Nullarbor / Australia
48hr Weather and Surf, issued 2 am Friday 22 May 2026 ACSTForecast update in hr min s Forecast update imminent
Castles surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Castles sea temperature is
18.2° C
(Which is normal for this time of year)How big are the waves at Castles today?
The current surf forecast for Castles at 6AM is: 0.8m 14s primary swell from a Southwest direction and 0.4m 16s secondary swell from a Southwest direction (forecast issued at 02:30am May 22). An open ocean swell of 0.7m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 May) | 2.5ft (0.8m) | 14s |
| Afternoon (22 May) | 3.5ft (1.1m) | 15s |
| Evening (22 May) | 3.5ft (1.1m) | 15s |
Table - waves today at Castles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 21mm), heaviest during Sat night. Warm (max 20°C on Fri afternoon, min 12°C on Sat afternoon). Winds increasing (light winds from the NNW on Sat afternoon, strong winds from the SSW by Sun night). | ||||||||||||||||||||||||
Friday 22 | Saturday 23 | Sunday 24 | ||||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | WSW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | |
199 | 215 | 224 | 285 | 341 | 472 | 512 | 472 | 459 | 422 | 299 | 290 | 277 | 260 | 260 | 341 | 527 | 723 | 917 | 689 | 672 | 650 | 675 | 663 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 00:41AM0.69m | 2:17PM1.04m | 00:46AM0.68m | 2:22PM0.92m | 00:40AM0.64m | 2:06PM0.82m | ||||||||||||||||||
Low Tide | 7:00AM0.14m | 8:37PM0.55m | 7:06AM0.26m | 8:46PM0.57m | 6:50AM0.38m | 8:52PM0.59m | ||||||||||||||||||
 | |  |  | | | | |  | | | | | |  | | | | |  | |  |  | | |
 | — | — | 7:22 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — |
 | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | 1 | 2 | 3 | 2 | 2 | 1 | 2 | 2 | |
Temp °C | 19 | 16 | 16 | 16 | 18 | 20 | 20 | 18 | 16 | 15 | 15 | 15 | 18 | 15 | 12 | 13 | 15 | 14 | 14 | 15 | 15 | 15 | 15 | 15 |
14 | 10 | 10 | 9 | 10 | 12 | 14 | 12 | 10 | 10 | 10 | 9 | 12 | 11 | 7 | 9 | 10 | 7 | 8 | 9 | 9 | 9 | 8 | 8 | |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | WSW 13 | — | — | — | — | — | — | — | — |
 kJ | 199 | 215 | 224 | 285 | 341 | 472 | 512 | 472 | 459 | 422 | 299 | 290 | 277 | 260 | 260 | 341 | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 17 | SW 16 | — | — | — | — | — | — | — | — | WNW 5 | W 6 | — | WNW 4 | — | — | — | — | — | — | — | — | — |
| kJ | 90 | 43 | 68 | — | — | — | — | — | — | — | — | 5 | 1 | — | 5 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 3 | NNE 3 | N 3 | N 4 | N 4 | N 4 | N 4 | N 4 | N 4 | NNW 4 | NNW 4 | N 4 | NNW 4 | NW 3 | NNW 3 | — | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 |
| kJ | 3 | 8 | 11 | 17 | 19 | 14 | 14 | 9 | 18 | 16 | 17 | 14 | 10 | 9 | 2 | — | 527 | 723 | 917 | 689 | 672 | 650 | 675 | 663 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 178 | 178 | 402 | 402 | 402 | 1 | 1 | 402 | 1 | 1 | 402 | 402 | 178 | 1 | 178 | 401 | 178 | 147 | 203 | 243 | 287 | 361 | 361 |
Best forecast wave conditions in Nullarbor | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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