Cathedral Rock 48 hour detailed Surf Forecast

Lat Long: 32.02° S 115.45° E

Issued: 1 am 21 Jul 2026 (local time)

Forecast update in hr min

Today's Cathedral Rock sea temperature is

20.0° C

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

Surf Forecasts:

How big are the waves at Cathedral Rock today (21 Jul):

Morning surf: Morning surf (21 Jul, local time) - 4.5ft (1.3m), 13s period with WSW swell.
Afternoon surf: Afternoon surf (21 Jul, local time) - 5ft (1.6m), 14s period with SW swell.
Evening surf: Evening surf (21 Jul, local time) - 5ft (1.6m), 13s period with SW swell.

The current surf forecast for Cathedral Rock at 4AM is: 1.3m 14s primary swell from a West-southwest direction and 0.7m 14s secondary swell from a West-southwest direction (forecast issued at 01:00am July 21). The wind direction is predicted to be cross-shore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (21 Jul)	4.5ft (1.3m)	13s
Afternoon (21 Jul)	5ft (1.6m)	14s
Evening (21 Jul)	5ft (1.6m)	13s

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

	Short Range Forecast Some drizzle, heaviest during Tue morning. Very mild (max 16°C on Wed afternoon, min 11°C on Wed morning). Mainly fresh winds.
	Tuesday 21								Wednesday 22								Thursday 23
	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	11 AM	2 PM	5 PM	8 PM	11 PM
Rating (10 max)	2	2	2	2	2	1	1	2	3	2	2	2	2	2	1	2	1	1	1	1	1	1	0	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	WSW 14	WSW 14	WSW 13	SW 11	SW 14	SW 14	SW 13	WSW 13	WSW 13	WSW 13	WSW 13	WSW 13	WSW 13	WSW 13	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	SW 13
Wave Graph
kJ	621	603	590	503	988	1034	854	772	749	610	630	640	640	555	883	947	934	774	774	672	603	508	493	406
Wind (km/h)	WSW	SW	S	SE	SSE	SSE	S	SSE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	E	ENE	ENE	ENE	ENE	E	E
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross	cross-off	off	cross-off	cross-off	cross-off	off	off	off	off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off
High Tide		2:39AM0.62m								3:24AM0.71m								4:18AM0.82m
Low Tide							5:23PM0.35m								5:15PM0.35m								5:10PM0.38m


	—	7:13	—	—	—	—	—	—	—	7:13	—	—	—	—	—	—	—	7:13	—	—	—	—	—	—
	—	—	—	—	—	5:34	—	—	—	—	—	—	—	5:35	—	—	—	—	—	—	—	5:35	—	—
mm	—	—	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	16	17	15	14	15	15	15	14	12	12	11	12	14	16	15	14	13	12	11	12	15	16	15	15
Feels °C	13	14	11	10	11	9	9	8	6	7	6	7	10	11	9	9	7	5	5	6	10	11	9	10
Swell 1 Height (m) Direction Period (s)	WSW 14	WSW 14	WSW 13	SW 11	SW 14	SW 14	SW 13	WSW 13	WSW 13	WSW 13	WSW 13	WSW 13	WSW 13	WSW 13	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	SW 13
kJ	621	603	590	503	988	1034	854	772	749	610	630	640	640	555	883	947	934	774	774	672	603	508	493	406
Swell 2 Height (m) Direction Period (s)	WSW 14	WSW 14	WSW 15	WSW 15	WSW 15	WSW 14	WSW 14	SW 18	SW 18	W 18	—	SW 17	SW 16	WSW 16	—	—	—	—	—	—	W 19	W 19	W 18	W 18
kJ	163	175	125	121	167	285	261	12	12	6	—	75	214	322	—	—	—	—	—	—	7	7	25	25
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	—	SE 3	—	SE 3	ESE 3	SE 3	—	—	SE 3	SE 3	ESE 3	E 3	E 3	ENE 3	NE 3	—	ENE 3	ENE 3
kJ	—	—	—	—	—	—	—	2	—	2	3	2	—	—	2	6	5	7	7	6	2	—	2	3
Nearest Offshore or Glassy	Bunbury The Wall WA - Perth South	Secret Harbour WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cathedral Rock WA - Rottnest Island	Cathedral Rock WA - Rottnest Island	Cathedral Rock WA - Rottnest Island	Ledge Point WA - Perth City	Bunbury The Wall WA - Perth South	City Beach groyne WA - Perth City	Cathedral Rock WA - Rottnest Island	Cathedral Rock WA - Rottnest Island	Stark Bay WA - Rottnest Island	Stark Bay WA - Rottnest Island	Cathedral Rock WA - Rottnest Island	Cathedral Rock WA - Rottnest Island	Cottesloe Beach WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City
Rating (10 max)	2	2	3	3	3	2	3	4	2	3	3	2	3	3	3	3	3	3	3	3	3	3	2	2
Distance (km)	144	50	28	28	0	0	0	118	144	29	0	0	3	3	0	0	28	28	28	28	28	28	28	28
Best forecast wave conditions in Rottnest Island					Cathedral Rock	Salmon Point	Stark Bay				Stark Bay	Stark Bay	Stark Bay	Stark Bay	Stark Bay	Stark Bay
Rating (10 max)					3	3	4				3	3	3	3	3	3
Best forecast wave conditions in Australia	Snapper Rocks QLD - Gold Coast	Snapper Rocks QLD - Gold Coast	Snapper Rocks QLD - Gold Coast	Luna Park VIC - Far West	Luna Park VIC - Far West	Luna Park VIC - Far West	Luna Park VIC - Far West	Luna Park VIC - Far West	Luna Park VIC - Far West	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Bancoora VIC - Torquay	Bancoora VIC - Torquay	Surfers Point WA - Margaret River	Cyclops WA - Far South	Cyclops WA - Far South	Cyclops WA - Far South	Cyclops WA - Far South
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	5	5	6	6	5	5	5	6	5	5	5	5	4
Header Global	Last Chance New Zealand	Last Chance New Zealand	Diners Beach New Zealand	Diners Beach New Zealand	Asu Indonesia	Asu Indonesia	Aganoa Beach Samoa	Aganoa Beach Samoa	Bruces Beauties South Africa	Chameau Mauritius	Sea Vista South Africa	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Gas Bay Australia	Cobblestones Australia	Cow Bombie Australia	Papa Tangaroa Chile	Cathedral Rock Australia	Cobblestones Australia	Cobblestones Australia	Cyclops Australia	Cyclops Australia	Point Roadnight Australia
Rating (10 max)	5	5	5	5	4	4	4	4	4	4	5	5	5	6	6	5	5	6	8	5	5	5	5	6

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

Latest Updates

Ben Mondy

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Cathedral Rock 48 hour detailed Surf Forecast

How big are the waves at Cathedral Rock today (21 Jul):

Short Range Forecast

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