Castles 48 hour detailed Surf Forecast

Surf Forecasts:

Castles surfForecast / SA – Nullarbor / Australia

48hr Weather and Surf, issued 3 am Saturday 13 Dec 2025 ACDT

Forecast 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 20.7° C
(Which is 2.4°C warmer than normal for this time of year)

How big are the waves at Castles today?

The current surf forecast for Castles at 5AM is: 0.7m 12s primary swell from a Southwest direction and 1.1m 6s secondary swell from a South-southwest direction (forecast issued at 03:30am December 13). The wind direction is predicted to be cross-shore.

Time (ACDT) & Date	Wave Height	Wave Period
Morning (13 Dec)	2ft (0.6m)	12s
Afternoon (13 Dec)	4.5ft (1.3m)	13s
Evening (13 Dec)	2.5ft (0.8m)	13s

Table - waves today at Castles. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Saturday 13								Sunday 14								Monday 15
	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	2	2	2	1	2	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SW	SW	SW	SW	SW	SSW	SW	SW	SW	SW	SW	SW	SW	SW	SSW	SW	SW	SW	SSW	SW	SSW	SW	SW	SW
Period(s) (?)	12	12	12	15	14	13	13	13	12	12	12	12	12	12	15	15	15	14	14	13	13	13	12	12
Wave Graph (?)
kJ (?)	120	146	148	118	281	615	239	235	184	175	175	172	172	203	589	915	1020	1064	1318	867	968	511	430	330
Wind (km/h)	S	SSE	SSE	SSE	S	S	S	SSE	S	S	S	S	S	S	SSE	SSE	SE	SE	SE	SE	SE	SSE	SE	SE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross	cross	cross	cross- on	cross- on	cross	cross	cross	cross	cross	cross- on	cross	cross	cross	cross	cross- off	cross- off	cross- off	cross- off	cross- off	cross	cross- off	cross- off
High Tide / height (m)		3:18AM 0.85								1:57AM 0.78							12:04AM 0.85				10:52AM 0.57
Low Tide / height (m)					10:56AM 0.46									3:40PM 0.46					7:16AM 0.52				4:31PM 0.38

	Saturday 13								Sunday 14								Monday 15
Sunrise	-	-	6:24	-	-	-	-	-	-	-	6:24	-	-	-	-	-	-	-	6:24	-	-	-	-	-
Sunset	-	-	-	-	-	-	8:37	-	-	-	-	-	-	-	8:38	-	-	-	-	-	-	-	8:38	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	17	17	17	17	18	18	17	16	16	16	16	17	18	17	17	16	15	15	14	16	17	17	16	16
Feels °C (?)	13	13	13	12	13	13	12	12	13	13	14	14	14	12	12	11	9	10	8	10	11	11	9	10

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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