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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 8 pm Thursday 23 Apr 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
19.2° C
(Which is normal for this time of year)How big are the waves at Castles today?
The current surf forecast for Castles at 5AM is: 0.8m 12s primary swell from a Southwest direction (forecast issued at 08:30pm April 23). An open ocean swell of 0.6m 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 (24 Apr) | 2.5ft (0.8m) | 14s |
| Afternoon (24 Apr) | 2.5ft (0.8m) | 13s |
| Evening (24 Apr) | 3ft (0.9m) | 13s |
Table - waves today at Castles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Sat afternoon. Warm (max 29°C on Fri afternoon, min 17°C on Sat afternoon). Winds decreasing (fresh winds from the NNE on Fri morning, calm by Sat afternoon). | ||||||||||||||||||||||||
Thu 23 | Friday 24 | Saturday 25 | Sunday 26 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | |
418 | 300 | 256 | 217 | 187 | 218 | 221 | 212 | 208 | 253 | 249 | 380 | 431 | 364 | 773 | 714 | 623 | 736 | 478 | 478 | 605 | 500 | 511 | 466 | |
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-on | cross | glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | |
High Tide | 00:24AM0.80m | 2:09PM0.93m | 00:02AM0.81m | 1:40PM0.82m | 11:34PM0.83m | 12:41PM0.79m | ||||||||||||||||||
Low Tide | 8:00PM0.58m | 7:04AM0.11m | 7:29PM0.62m | 6:50AM0.21m | 6:35PM0.61m | 6:15AM0.28m | ||||||||||||||||||
 |  | |  | |  | | | |  | | | | | |  |  | |  | | | | | | |
 | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — |
 | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:06 | — | — | — | — | — | — | 6:05 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 2 | — | 1 | — | — | — | — | — | |
Temp °C | 30 | 27 | 25 | 23 | 22 | 22 | 27 | 29 | 29 | 27 | 25 | 24 | 23 | 22 | 20 | 17 | 18 | 18 | 17 | 17 | 17 | 18 | 18 | 17 |
24 | 20 | 18 | 16 | 15 | 13 | 19 | 23 | 23 | 20 | 17 | 17 | 18 | 17 | 17 | 18 | 17 | 16 | 14 | 15 | 15 | 16 | 14 | 13 | |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | — | SW 15 | SW 15 | — | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 |
 kJ | 418 | 300 | 256 | 217 | 187 | 218 | 221 | 212 | 208 | 253 | 249 | 380 | 431 | 364 | — | 714 | 623 | — | 478 | 478 | 605 | 500 | 511 | 466 |
Swell 2 Height (m) Direction Period (s) | SE 5 | SE 5 | — | — | — | — | SW 21 | SW 21 | SW 20 | SW 19 | SW 19 | SW 18 | SW 18 | SW 16 | — | — | SSW 5 | — | — | — | — | — | — | — |
| kJ | 1 | 1 | — | — | — | — | 18 | 18 | 63 | 96 | 224 | 155 | 194 | 326 | — | — | 32 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | — | — | — | — | WNW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 2 | 2 | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 3 | NNE 3 | NNE 3 | N 3 | NNE 3 | N 3 | N 3 | NNW 4 | N 4 | NNE 3 | N 3 | N 4 | NNW 4 | — | SW 16 | SSW 5 | — | SW 14 | SSW 5 | SSW 5 | SW 14 | S 4 | SW 14 | SSW 13 |
| kJ | 3 | 5 | 9 | 8 | 9 | 8 | 8 | 5 | 2 | 3 | 7 | 9 | 5 | — | 773 | 37 | — | 736 | 33 | 19 | 50 | 9 | 50 | 66 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 361 | 178 | 402 | 402 | 402 | 178 | 1 | 0 | 0 | 178 | 1 | 1 | 1 | 501 | 0 | 1 | 510 | 501 | 552 | 243 | 243 | 633 | 510 |
Best forecast wave conditions in Nullarbor | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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