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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 pm Tuesday 05 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 10PM is: 0.8m 16s primary swell from a Southwest direction and 1.0m 12s secondary swell from a Southwest direction (forecast issued at 02:30pm May 05). The wind direction is predicted to be cross-shore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 May) | - | - |
| Afternoon (05 May) | 4.5ft (1.3m) | 13s |
| Evening (05 May) | 3.5ft (1.1m) | 12s |
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 morning. Very mild (max 17°C on Tue night, min 15°C on Wed night). Winds increasing (calm on Tue night, fresh winds from the SSE by Wed night). | ||||||||||||||||||||||||
Tue 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 13 | SW 13 | SW 12 | SW 12 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 18 | SW 18 | SSW 12 | SSW 12 | SSW 16 | SW 16 | SSW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | |
527 | 511 | 392 | 314 | 406 | 695 | 598 | 581 | 471 | 632 | 286 | 277 | 231 | 307 | 838 | 644 | 1677 | 1869 | 2032 | 1822 | 1799 | 1609 | 1399 | 1237 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross | cross | glassy | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross | cross | cross-off | cross | |
High Tide | 1:25PM1.38m | 1:11AM0.87m | 1:48PM1.31m | 1:28AM0.81m | 2:13PM1.23m | 1:42AM0.72m | ||||||||||||||||||
Low Tide | 7:49PM0.19m | 7:03AM0.01m | 8:14PM0.26m | 7:21AM0.07m | 8:43PM0.36m | 7:36AM0.16m | ||||||||||||||||||
 |  |  | | |  |  |  |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:11 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — |
 | — | 5:57 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | 5:53 |
— | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
13 | 13 | 14 | 14 | 15 | 14 | 15 | 14 | 13 | 12 | 13 | 11 | 8 | 9 | 9 | 8 | 10 | 9 | 9 | 10 | 10 | 11 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 15 | SW 14 | SW 14 | SW 14 | SW 20 | SW 13 | SW 13 | SW 13 | SW 12 | SW 18 | SSW 12 | SSW 16 | SW 16 | SSW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 |
 kJ | 527 | 511 | 392 | 314 | 264 | 695 | 598 | 581 | 471 | 186 | 286 | 277 | 231 | 256 | 307 | 644 | 1677 | 1869 | 2032 | 1822 | 1799 | 1609 | 1399 | 1237 |
Swell 2 Height (m) Direction Period (s) | S 24 | SW 16 | SW 16 | SW 16 | SW 16 | SW 21 | SW 21 | SW 20 | SW 20 | — | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 15 | — | — | — | — | — | — | — | — |
| kJ | 11 | 96 | 163 | 306 | 406 | 72 | 71 | 107 | 134 | — | 133 | 131 | 199 | 307 | 379 | 262 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | SW 24 | SW 24 | — | SW 21 | — | — | — | — | — | SW 16 | SW 16 | — | — | — | SW 18 | — | — | — | — | — | — | — | — |
| kJ | — | 22 | 22 | — | 72 | — | — | — | — | — | 40 | 66 | — | — | — | 252 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 13 | SW 13 | SW 16 | — | — | — | SW 15 | SW 14 | SSW 14 | SW 13 | SSW 5 | S 5 | S 6 | S 7 | SSW 12 | S 12 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 15 | — |
| kJ | 42 | 41 | 65 | — | — | — | 54 | 53 | 77 | 632 | 38 | 52 | 104 | 149 | 838 | 44 | 78 | 50 | 84 | 83 | 81 | 80 | 60 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1 | 1 | 1 | 1 | 0 | 402 | 642 | 1093 | 1227 | 1219 | 1457 | 1439 | 1198 | 1232 | 552 | 491 | 491 | 491 | 491 | 1242 | 1489 | 941 | 132 | 1049 |
Best forecast wave conditions in Nullarbor | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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