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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 26 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
17.9° C
(Which is normal for this time of year)How big are the waves at Castles today?
The current surf forecast for Castles at 6PM is: 1.8m 15s primary swell from a South-southwest direction (forecast issued at 02:30pm May 26). The wind direction is predicted to be cross-onshore.
| Time (ACST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | - | - |
| Afternoon (26 May) | 6ft (1.9m) | 9s |
| Evening (26 May) | 6ft (1.8m) | 14s |
Table - waves today at Castles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Tue afternoon. Very mild (max 19°C on Fri morning, min 16°C on Tue afternoon). Winds decreasing (fresh winds from the SSW on Tue afternoon, calm by Wed night). | ||||||||||||||||||||||||
Tue 26 | Wednesday 27 | Thursday 28 | Fri 29 | |||||||||||||||||||||
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 9 | SW 9 | SSW 15 | SSW 14 | SSW 9 | S 9 | SSW 9 | SSW 10 | SSW 10 | SW 13 | SW 13 | SW 13 | SW 12 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | |
612 | 612 | 1409 | 1319 | 422 | 380 | 302 | 240 | 159 | 138 | 136 | 103 | 96 | 83 | 82 | 102 | 132 | 130 | 129 | 159 | 116 | 110 | 107 | 104 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | glassy | cross-on | on | on | on | glassy | cross-off | cross | cross | cross | |
High Tide | 10:06PM0.67m | 11:00AM0.98m | 10:31PM0.71m | 11:09AM1.11m | 10:58PM0.75m | |||||||||||||||||||
Low Tide | 5:30PM0.52m | 4:04AM0.33m | 5:26PM0.42m | 4:20AM0.25m | 5:41PM0.32m | 4:40AM0.18m | ||||||||||||||||||
 | |  |  | | | |  | | | | | | | | |  | |  |  | | | | | |
 | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:28 | — |
 | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | 5:42 |
2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 17 | 17 | 16 | 17 |
11 | 10 | 10 | 10 | 10 | 11 | 13 | 13 | 14 | 14 | 14 | 15 | 16 | 16 | 17 | 16 | 16 | 16 | 15 | 17 | 15 | 13 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | SW 14 | SW 14 | SW 14 | SW 13 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | S 9 | S 8 | S 8 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 |
 kJ | — | — | — | — | 203 | 158 | 179 | 176 | 159 | 110 | 84 | 82 | 62 | 61 | 59 | 38 | 36 | 34 | 129 | 159 | 116 | 110 | 107 | 104 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | W 22 | SW 21 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 17 | SW 16 | SW 16 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | S 8 | S 7 |
| kJ | — | — | — | — | — | — | 9 | 18 | 140 | 138 | 136 | 103 | 96 | 73 | 51 | 102 | 132 | 130 | 21 | 20 | 20 | 11 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SW 21 | SW 21 | SW 20 | WSW 20 | SW 19 | SW 18 | SW 18 | SW 18 | SW 12 | SW 12 | SW 12 | SW 12 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 18 | 17 | 16 | 38 | 59 | 52 | 83 | 82 | 50 | 49 | 35 | 35 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 9 | SW 9 | SSW 15 | SSW 14 | SSW 9 | S 9 | SSW 9 | SSW 10 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 9 | — | — | — | — | SW 8 | — | — | — | NNW 2 | NW 3 | NW 4 |
| kJ | 612 | 612 | 1409 | 1319 | 422 | 380 | 302 | 240 | 34 | 34 | 33 | 33 | 8 | — | — | — | — | 3 | — | — | — | 1 | 5 | 17 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 489 | 302 | 361 | 491 | 489 | 491 | 203 | 491 | 243 | 491 | 1 | 243 | 1 | 132 | 0 | 132 | 132 | 402 | 178 | 0 | 0 | 401 | 178 | 501 |
Best forecast wave conditions in Nullarbor | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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