Big Rock Surf Forecast

/ WA – Margaret River (57 breaks) / Western Australia (159 breaks) /

Australia (828 breaks)

Surf Forecasts:

Big Rock surfForecast / WA – Margaret River / Australia

48hr Weather and Surf, issued 1 pm Sunday 03 May 2026 AWST

Forecast update in hr min s Forecast update imminent

Big Rock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Big Rock sea temperature is 20.7° C
(Which is normal for this time of year)

How big are the waves at Big Rock today?

The current surf forecast for Big Rock at 5PM is: 2.2m 11s primary swell from a South-southwest direction (forecast issued at 01:00pm May 03). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (AWST) & Date	Wave Height	Wave Period
Morning (03 May)	8ft (2.4m)	11s
Afternoon (03 May)	7.5ft (2.3m)	11s
Evening (03 May)	7ft (2.2m)	12s

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

Updates in hr min s Forecast update imminent

	Short Range Forecast Mostly dry. Very mild (max 18°C on Sun afternoon, min 12°C on Tue night). Wind will be generally light.
	Sun 3					Monday 4								Tuesday 5								Wed 6
	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM
Rating (10 max)	4	4	4	3	3	4	4	4	4	2	2	3	3	4	4	4	4	2	2	2	3	4	4	4
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 12	SSW 11	SSW 11	SSW 12	SSW 12	SSW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SW 15	SW 14	SW 13	SW 13	SW 13	WSW 20	SW 20	WSW 19	SW 14	WSW 18	SW 18	SW 17	SW 16
Wave Graph
kJ	778	1281	1228	1375	1316	1256	1064	1010	940	747	760	496	1163	821	723	746	490	552	657	1196	1056	1278	1235	1815
Wind (km/h)	ESE	SSE	SSE	SE	ESE	ESE	E	E	E	WSW	SSW	SE	ESE	ESE	ESE	ESE	SE	SSW	SSE	SE	ESE	ESE	ESE	E
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	off	off	off	off	on	cross	cross-off	cross-off	off	off	off	cross-off	cross	cross-off	cross-off	cross-off	off	off	off
High Tide	9:25AM1.02m								9:47AM1.06m								10:09AM1.08m
Low Tide				7:08PM0.38m								8:00PM0.40m									9:03PM0.42m


	—	—	—	—	—	—	6:56	—	—	—	—	—	—	—	6:56	—	—	—	—	—	—	—	6:56	—
	—	—	5:37	—	—	—	—	—	—	—	5:37	—	—	—	—	—	—	—	5:36	—	—	—	—	5:35
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	17	18	18	17	16	16	15	15	17	18	17	16	15	14	14	14	17	18	17	14	12	12	12	12
Feels °C	15	16	16	14	13	13	12	12	15	16	14	13	11	11	11	11	15	15	12	9	7	8	7	7
Swell 1 Height (m) Direction Period (s)	SW 12	SSW 11	SSW 11	SSW 12	SSW 12	SSW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SSW 11	SW 14	SW 13	SW 13	SW 13	SW 12	SW 13	SSW 13	SW 14	SW 14	SW 14	SW 17	SW 16
kJ	778	1281	1228	1375	1316	1256	1064	1010	940	747	760	466	1163	821	723	746	425	535	512	1196	834	788	1235	1815
Swell 2 Height (m) Direction Period (s)	S 10	SW 11	—	W 22	W 22	WSW 21	WSW 20	WSW 20	WSW 19	WSW 18	SW 16	SW 15	WSW 18	WSW 16	WSW 16	WSW 16	WSW 16	WSW 15	WSW 15	SW 18	WSW 18	SW 18	SW 13	WSW 13
kJ	431	245	—	9	9	43	38	75	74	263	248	496	322	390	371	427	441	397	456	752	1056	1278	651	232
Swell 3 Height (m) Direction Period (s)	SW 15	—	—	—	—	—	—	SW 18	W 22	SW 16	W 18	WSW 18	WSW 22	SW 22	SW 15	SW 21	WSW 20	SW 20	WSW 19	WSW 14	SW 12	WSW 14	S 4	—
kJ	112	—	—	—	—	—	—	50	9	161	163	249	47	118	134	216	490	552	657	478	309	439	6	—
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	E 3	—	—	—	—	—	ESE 3	E 3	—	—	—	—	SSE 3	SSE 4	SSE 4	SE 4	ESE 3	E 3
kJ	—	—	—	—	—	—	2	—	—	—	—	—	3	3	—	—	—	—	6	25	34	23	9	6
Nearest Offshore or Glassy	Big Rock WA - Margaret River	Big Rock WA - Margaret River	Big Rock WA - Margaret River	Huzzawouie (Huzzas) WA - Margaret River	Huzzawouie (Huzzas) WA - Margaret River	Big Rock WA - Margaret River	Big Rock WA - Margaret River	Big Rock WA - Margaret River	Big Rock WA - Margaret River	Hussas WA - Margaret River	Conto Springs WA - Margaret River	Huzzawouie (Huzzas) WA - Margaret River	Huzzawouie (Huzzas) WA - Margaret River	Big Rock WA - Margaret River	Big Rock WA - Margaret River	Big Rock WA - Margaret River	Big Rock WA - Margaret River	Smiths Point Left WA - Margaret River	Conto Springs WA - Margaret River	Conto Springs WA - Margaret River	Huzzawouie (Huzzas) WA - Margaret River	Big Rock WA - Margaret River	Big Rock WA - Margaret River	Big Rock WA - Margaret River
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Distance (km)	0	0	0	1	1	0	0	0	0	2	31	1	1	0	0	0	0	24	31	31	1	0	0	0
Best forecast wave conditions in Margaret River	Margaret River Bommie	Margaret River Bommie	Supertubes	Injidup Carpark	Margaret River Bommie	Margaret River Bommie	Margaret River Bommie	Margaret River Bommie	Margaret River Bommie	Conto Springs	Conto Springs	Conto Springs	Injidup Carpark	Margaret River Bommie	Margaret River Bommie	Margaret River Bommie	Margaret River Bommie	Yallingup Beach	Conto Springs	Conto Springs	Conto Springs	Margaret River Bommie	Margaret River Bommie	Margaret River Bommie
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Best forecast wave conditions in Australia	Luna Park VIC - Far West	Luna Park VIC - Far West	Eaglehawk Neck Reef TAS - East Coast	Luna Park VIC - Far West	Luna Park VIC - Far West	Black Rock NSW - North Coast	Black Rock NSW - North Coast	Black Rock NSW - North Coast	Depot Beach NSW - South Coast	Crackneck NSW - Newcastle	Snapper Rocks QLD - Gold Coast	Snapper Rocks QLD - Gold Coast	Snapper Rocks QLD - Gold Coast	Black Rock NSW - North Coast	Black Rock NSW - North Coast	Black Rock NSW - North Coast	Margaret River Bommie WA - Margaret River	Luna Park VIC - Far West	Luna Park VIC - Far West	Luna Park VIC - Far West	Easter Reef VIC - Far West	Margaret River Bommie WA - Margaret River	Margaret River Bommie WA - Margaret River	Margaret River Bommie WA - Margaret River
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	5	5	5	5	4	4	4
Header Global	Captains South Africa	Captains South Africa	Cobblestones Australia	Barrancon Chile	Etang-Sale Reunion	Barrancon Chile	Avalon-North Australia	Black Rock Australia	Barra de Guaratiba Brazil	Barra de Guaratiba Brazil	Buchupureo Chile	Buchupureo Chile	Buchupureo Chile	Buchupureo Chile	Angourie Point Australia	Angourie Point Australia	Pauba Brazil	Luna Park Australia	Luna Park Australia	Easter Reef Australia	Canal Brazil	Barra de Guaratiba Brazil	Dolphin Point South Africa	Hell South Africa
Rating (10 max)	4	4	4	4	5	4	4	4	4	4	5	5	5	5	4	4	5	5	5	5	5	4	5	8

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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Big Rock Surf Forecast

Big Rock surfForecast / WA – Margaret River / Australia

How big are the waves at Big Rock today?

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