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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 Monday 04 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
19.3° C
(Which is slightly warmer than usual)How big are the waves at Castles today?
The current surf forecast for Castles at 6AM is: 2.0m 12s primary swell from a Southwest direction (forecast issued at 02:30am May 04). The wind direction is predicted to be onshore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 6ft (1.9m) | 11s |
| Afternoon (04 May) | 6ft (1.8m) | 11s |
| Evening (04 May) | 5ft (1.6m) | 11s |
Table - waves today at Castles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Wed afternoon. Very mild (max 17°C on Mon night, min 15°C on Wed night). Winds increasing (light winds from the SSE on Tue night, fresh winds from the SSE by Wed night). | ||||||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | ||||||||||||||||||||||
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 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | |
1313 | 1189 | 1076 | 930 | 924 | 836 | 766 | 638 | 638 | 573 | 659 | 604 | 527 | 511 | 392 | 314 | 406 | 695 | 598 | 581 | 526 | 444 | 494 | 277 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross | cross | cross-off | cross-on | cross-on | cross-on | on | cross-on | cross | cross | |
High Tide | 00:39AM0.93m | 1:04PM1.42m | 00:55AM0.90m | 1:25PM1.38m | 1:11AM0.87m | 1:48PM1.31m | ||||||||||||||||||
Low Tide | 6:27AM-0.04m | 7:28PM0.13m | 6:45AM-0.03m | 7:49PM0.19m | 7:03AM0.01m | 8:14PM0.26m | ||||||||||||||||||
 |  |  |  |  | | | | |  | | | | | | | | | |  | |  | | | |
 | — | — | 7:11 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — |
 | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:55 | — | — |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | |
Temp °C | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 17 | 17 | 17 | 17 | 17 |
10 | 12 | 11 | 11 | 10 | 10 | 11 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 14 | 13 | 16 | 13 | 12 | 13 | 12 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SW 11 | SW 11 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 15 | SW 14 | SW 14 | SW 14 | SW 19 | SW 19 | SW 13 |
 kJ | — | — | — | — | — | — | — | — | 638 | 573 | 659 | 604 | 527 | 511 | 392 | 314 | 264 | 695 | 598 | 581 | 526 | 133 | 133 | 277 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SW 18 | S 24 | SW 16 | SW 16 | SW 16 | SW 16 | SW 21 | SW 21 | SW 20 | SW 20 | SW 16 | SW 16 | SW 19 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 12 | 11 | 96 | 163 | 306 | 406 | 72 | 71 | 102 | 134 | 10 | 40 | 133 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 24 | SW 24 | — | SW 21 | — | — | — | — | — | — | SW 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 22 | 22 | — | 72 | — | — | — | — | — | — | 66 |
Wind waves Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SSW 11 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | — | — | — | — | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SSW 5 |
| kJ | 1313 | 1189 | 1076 | 930 | 924 | 836 | 766 | 638 | 50 | 42 | 43 | 43 | 42 | 41 | — | — | — | — | 54 | 53 | 50 | 444 | 494 | 37 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1149 | 1149 | 1166 | 1228 | 1457 | 1457 | 1229 | 648 | 491 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 132 | 510 | 132 | 1045 | 1227 | 1229 | 1242 |
Best forecast wave conditions in Nullarbor | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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