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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 Sunday 24 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
18.3° C
(Which is normal for this time of year)How big are the waves at Castles today?
The current surf forecast for Castles at 4AM is: 2.2m 11s primary swell from a Southwest direction (forecast issued at 08:30pm May 24). The wind direction is predicted to be onshore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 8ft (2.5m) | 10s |
| Afternoon (25 May) | 7ft (2.1m) | 10s |
| Evening (25 May) | 6.5ft (2.0m) | 9s |
Table - waves today at Castles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 15mm), heaviest on Mon morning. Very mild (max 17°C on Mon afternoon, min 15°C on Sun night). Mainly strong winds. | ||||||||||||||||||||||||
Sun 24 | Monday 25 | Tuesday 26 | Wednesday 27 | |||||||||||||||||||||
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 11 | SW 10 | SW 10 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SSW 9 | SW 9 | SW 9 | SSW 9 | SSW 13 | SSW 16 | SSW 16 | SSW 15 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | |
831 | 859 | 1040 | 1080 | 1223 | 1283 | 1186 | 815 | 799 | 666 | 481 | 550 | 608 | 1198 | 1373 | 1479 | 1475 | 388 | 374 | 344 | 300 | 260 | 177 | 169 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-on | |
High Tide | 11:22PM0.60m | 12:40PM0.77m | 9:50PM0.62m | 11:15AM0.84m | 10:06PM0.67m | 11:00AM0.98m | ||||||||||||||||||
Low Tide | 8:52PM0.59m | 5:27AM0.46m | 6:51PM0.60m | 4:10AM0.42m | 5:30PM0.52m | 4:04AM0.33m | ||||||||||||||||||
 | |  | |  |  | |  | | | | | |  |  | | |  | | | | | | | |
 | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:26 | — | — | — |
 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 |
1 | 1 | — | — | — | 1 | 2 | 1 | 1 | 2 | 2 | 1 | 2 | — | — | 1 | 1 | — | — | — | — | — | — | — | |
Temp °C | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 17 | 16 | 17 | 16 | 16 | 16 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 |
8 | 8 | 7 | 8 | 8 | 9 | 9 | 12 | 11 | 12 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 12 | 14 | 14 | 13 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SW 14 | — | — | — | — | — | — | — | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 |
 kJ | — | — | — | — | — | — | — | — | — | 305 | — | — | — | — | — | — | — | 206 | 203 | 195 | 149 | 144 | 140 | 138 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 22 | SW 21 | SW 21 | SW 20 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | 18 | 17 | 16 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 11 | SW 10 | SW 10 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SSW 9 | SW 9 | SW 9 | SSW 9 | SSW 13 | SSW 16 | SSW 16 | SSW 15 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 |
| kJ | 831 | 859 | 1040 | 1080 | 1223 | 1283 | 1186 | 815 | 799 | 666 | 481 | 550 | 608 | 1198 | 1373 | 1479 | 1475 | 388 | 374 | 344 | 300 | 260 | 177 | 169 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 401 | 402 | 548 | 503 | 491 | 491 | 651 | 651 | 168 | 491 | 497 | 489 | 489 | 489 | 489 | 489 | 491 | 552 | 489 | 489 | 361 | 132 | 940 | 940 |
Best forecast wave conditions in Nullarbor | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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