Cottesloe Beach 48 hour detailed Surf Forecast

Lat Long: 31.99° S 115.74° E

Issued: 7 am 07 Sep 2026 (local time)

Forecast update in hr min

Today's Cottesloe Beach sea temperature is

17.4°C

Cottesloe Beach 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 Cottesloe Beach today (07 Sep):

Morning surf: Morning surf (07 Sep, local time) - 8ft (2.5m), 16s period with WSW swell.
Afternoon surf: Afternoon surf (07 Sep, local time) - 7ft (2.2m), 16s period with WSW swell.
Evening surf: Evening surf (07 Sep, local time) - 6.5ft (2.0m), 16s period with WSW swell.

The current surf forecast for Cottesloe Beach at 2PM is: 2.2m 16s primary swell from a West-southwest direction (forecast issued at 07:00am September 07). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (07 Sep)	8ft (2.5m)	16s
Afternoon (07 Sep)	7ft (2.2m)	16s
Evening (07 Sep)	6.5ft (2.0m)	16s

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

	Short Range Forecast Mostly dry. Warm (max 20°C on Mon afternoon, min 10°C on Tue night). Winds increasing (light winds from the SSE on Mon morning, fresh winds from the ENE by Wed morning).
	Monday 7							Tuesday 8								Wednesday 9
	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)	3	4	4	1	2	2	3	4	4	3	3	3	4	4	3	3	3	3	2	2	3	3	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	WSW 17	WSW 17	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 17	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 15	WSW 15	WSW 15	WSW 15	WSW 15
Wave Graph
kJ	3640	3269	2853	2445	2191	1899	1875	1933	2200	2669	2958	3230	2907	2653	2620	2300	2080	2054	1735	1646	1624	1328	1271
Wind (km/h)	SE	SE	SSE	SSW	SSE	SSE	SE	SE	ESE	ESE	ESE	ESE	ESE	SE	ESE	E	E	E	ENE	ENE	E	E	ENE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	off	cross-off	cross	cross-off	cross-off	cross-off	off	off	off	off	off	off	off	off	off	off	off	cross-off	cross-off	cross-off	cross-off	cross-off
High Tide		6:17AM0.66m								7:18AM0.66m									8:10AM0.64m				10:43PM0.33m
Low Tide					3:40PM0.00m								4:06PM0.04m								4:24PM0.10m


	6:26	—	—	—	—	—	—	—	6:26	—	—	—	—	—	—	—	6:24	—	—	—	—	—	—
	—	—	—	—	6:02	—	—	—	—	—	—	—	6:04	—	—	—	—	—	—	—	6:04	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	12	12	18	18	20	17	15	14	13	12	17	19	20	17	13	11	10	10	16	20	20	20	17
Feels °C	9	9	16	12	15	12	11	10	9	7	11	12	15	11	6	5	4	3	9	14	15	16	12
Swell 1 Height (m) Direction Period (s)	WSW 17	WSW 17	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 17	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 15	WSW 15	WSW 15	WSW 15	WSW 15
kJ	3640	3269	2853	2445	2191	1899	1875	1933	2200	2669	2958	3230	2907	2653	2620	2300	2080	2054	1735	1646	1624	1328	1271
Swell 2 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	S 4	S 5	S 5	—	—	—	—	W 18	SW 26
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	6	7	4	—	—	—	—	165	26
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	—	—	—	S 3	SSW 4	S 5	S 5	SE 4	SE 4	SE 4	SE 4	—	SSE 3	SE 4	ESE 4	E 4	E 4	E 4	E 4	E 4	—	—	ENE 3
kJ	—	—	—	5	40	55	51	26	15	14	15	—	7	13	28	21	21	28	21	7	—	—	7
Nearest Offshore or Glassy	Scarborough Beach WA - Perth City	Cottesloe Beach WA - Perth City	Cottesloe Beach WA - Perth City	Cozies and Geeries WA - Perth City	Cozies and Geeries WA - Perth City	Cozies and Geeries WA - Perth City	North Beach Tom's WA - Perth City	Cottesloe Beach WA - Perth City	Cottesloe Beach WA - Perth City	Bunbury BP Reef WA - Perth South	Mousetraps WA - Margaret River	Bunbury BP Reef WA - Perth South	Cottesloe Beach WA - Perth City	Cottesloe Beach WA - Perth City	Bay Left Wall WA - Perth South	Bay Left Wall WA - Perth South	The Window WA - Margaret River	Cow Bombie WA - Margaret River	Gnarabup WA - Margaret River	Secret Harbour WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City	Cable Station Reef WA - Perth City
Rating (10 max)	5	4	4	4	4	4	4	4	4	4	9	4	4	4	4	4	5	5	5	4	4	4	3
Distance (km)	11	0	0	65	65	65	15	0	0	147	194	147	0	0	146	146	205	219	233	45	1	1	1
Best forecast wave conditions in Perth City Coast	Melros	Cottesloe Beach	Melros	Cozies and Geeries	Cozies and Geeries	Cozies and Geeries	Cozies and Geeries	Cottesloe Beach	Melros				Grabbers	Cottesloe Beach						Singleton	The Spot	Melros	The Spot
Rating (10 max)	5	4	5	4	4	4	4	4	4				5	4						4	4	4	4
Best forecast wave conditions in Australia	Conto Springs WA - Margaret River	Bunker Bay Bommie WA - Margaret River	Surfers Point WA - Margaret River	The Farm WA - Margaret River	Blacknose Point VIC - Far West	Trial Harbour TAS - West Coast	Conto Springs WA - Margaret River	Conto Springs WA - Margaret River	Conto Springs WA - Margaret River	Douglas Point SA - East Coast	Cow Bombie WA - Margaret River	Noises WA - Margaret River	The Womb WA - Margaret River	Margaret River Bommie WA - Margaret River	Margaret River Bommie WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	The Bombie and Boat Ramp WA - Margaret River	Gas Bay WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River
Rating (10 max)	9	4	7	4	4	5	7	8	9	8	9	9	8	8	7	6	6	5	5	5	5	5	5
Header Global	Injidup Carpark Australia	Injidup Carpark Australia	Amanzimtoti South Africa	Bay of Plenty South Africa	Reunion South Africa	Etang-Sale Reunion	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Cow Bombie Australia	Cobblestones Australia	Cobblestones Australia	Gas Bay Australia	Gas Bay Australia	Cobblestones Australia	Gas Bay Australia	Saint Leu Reunion	The Bombie and Boat Ramp Australia	Cobblestones Australia	Saint Leu Reunion	Saint Leu Reunion	Saint Leu Reunion
Rating (10 max)	7	6	7	5	5	5	5	5	5	5	9	9	8	8	7	6	6	9	5	5	9	8	7

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

Six Sun-Soaked Summer Surf Spots: Backed by 20 years of Swell and Wind Stats (and with our 20% Summer Subscription Sale)

Ben Mondy

Summer School: The Timeline of The Boardshort

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cottesloe Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

Cottesloe Beach 48 hour detailed Surf Forecast

How big are the waves at Cottesloe Beach today (07 Sep):

Short Range Forecast

Latest Updates

Road Testing the new Db Surf Roller Pro

Summer's Short. Life Is Long.

Roadsurfing in the Basque country

Six Sun-Soaked Summer Surf Spots: Backed by 20 years of Swell and Wind Stats (and with our 20% Summer Subscription Sale)

Summer School: The Timeline of The Boardshort

FREE! Surf-Forecast.com widget for your website