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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 Wednesday 06 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
18.6° C
(Which is normal for this time of year)How big are the waves at Castles today?
The current surf forecast for Castles at 9AM is: 1.2m 14s primary swell from a Southwest direction and 0.4m 20s secondary swell from a Southwest direction, 0.4m 14s secondary swell from a Southwest direction (forecast issued at 02:30am May 06). The wind direction is predicted to be cross-onshore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 May) | 4ft (1.2m) | 14s |
| Afternoon (06 May) | 3.5ft (1.1m) | 13s |
| Evening (06 May) | 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 ForecastMostly dry. Very mild (max 17°C on Wed morning, min 13°C on Wed night). Winds decreasing (fresh winds from the SE on Wed night, light winds from the E by Fri night). | ||||||||||||||||||||||||
Wednesday 6 | Thursday 7 | Friday 8 | ||||||||||||||||||||||
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 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 18 | SSW 12 | SSW 12 | SSW 15 | SW 16 | SSW 16 | SSW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | |
406 | 695 | 598 | 581 | 471 | 386 | 286 | 277 | 273 | 307 | 718 | 488 | 1655 | 1869 | 2032 | 1982 | 1799 | 1511 | 1306 | 1220 | 1094 | 915 | 1016 | 947 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross-on | cross-on | cross-on | cross | cross | 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-off | cross-off | cross | cross | cross-off | |
High Tide | 1:11AM0.87m | 1:48PM1.31m | 1:28AM0.81m | 2:13PM1.23m | 1:42AM0.72m | 2:42PM1.11m | ||||||||||||||||||
Low Tide | 7:03AM0.01m | 8:14PM0.26m | 7:21AM0.07m | 8:43PM0.36m | 7:36AM0.16m | 9:26PM0.47m | ||||||||||||||||||
 |  | |  | |  | | | | | |  | | | | |  | | | | | | | | |
 | — | — | 7:11 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — |
 | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:53 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 16 | 14 | 13 | 14 | 15 | 14 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 15 | 15 |
15 | 15 | 14 | 14 | 14 | 12 | 13 | 12 | 10 | 8 | 8 | 9 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 12 | 11 | 11 | 11 | 10 | |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SSW 12 | SSW 12 | SSW 15 | SW 16 | SSW 16 | SSW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 |
 kJ | 264 | 695 | 598 | 581 | 471 | 386 | 286 | 277 | 273 | 256 | 718 | 488 | 1655 | 1869 | 2032 | 1982 | 1799 | 1511 | 1306 | 1220 | 1094 | 915 | 1016 | 947 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 21 | SW 21 | SW 20 | SW 20 | SW 20 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 15 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 406 | 72 | 71 | 107 | 134 | 134 | 133 | 131 | 199 | 307 | 307 | 355 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SW 21 | — | — | — | — | — | SW 16 | SW 16 | — | — | SW 15 | SW 18 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 72 | — | — | — | — | — | 40 | 66 | — | — | 33 | 252 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | SW 15 | SW 14 | SSW 14 | S 4 | S 5 | S 5 | S 5 | S 7 | SE 3 | ESE 2 | — | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | — | — | SSW 14 | SSW 14 | SSW 14 |
| kJ | — | — | 54 | 53 | 77 | 19 | 34 | 57 | 99 | 148 | 1 | 1 | — | 84 | 84 | 83 | 81 | 80 | 79 | — | — | 82 | 82 | 69 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 642 | 1093 | 1049 | 1229 | 1457 | 1510 | 491 | 491 | 1 | 1 | 1 | 1620 | 552 | 491 | 1 | 491 | 491 | 0 | 940 | 552 | 491 | 491 |
Best forecast wave conditions in Nullarbor | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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