Back Beach 48 hour detailed Surf Forecast

Lat Long: 30.94° S 115.28° E

Issued: 7 am 07 Sep 2026 (local time)

Forecast update in hr min

Today's Back Beach sea temperature is

18.4°C

Back 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 Back Beach today (07 Sep):

Morning surf: Morning surf (07 Sep, local time) - 11ft (3.5m), 17s period with WSW swell.
Afternoon surf: Afternoon surf (07 Sep, local time) - 10ft (3.0m), 16s period with WSW swell.
Evening surf: Evening surf (07 Sep, local time) - 10ft (3.0m), 16s period with SW swell.

The current surf forecast for Back Beach at 3PM is: 3.0m 16s primary swell from a West-southwest direction (forecast issued at 07:00am September 07). The wind direction is predicted to be cross-onshore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (07 Sep)	11ft (3.5m)	17s
Afternoon (07 Sep)	10ft (3.0m)	16s
Evening (07 Sep)	10ft (3.0m)	16s

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

	Short Range Forecast Mostly dry. Warm (max 20°C on Tue afternoon, min 10°C on Tue night). Mainly fresh winds.
	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)	!	!	!	0	0	!	!	4	3	!	!	!	!	!	!	!	!	3	3	3	2	2	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	WSW 17	WSW 17	WSW 17	WSW 16	WSW 16	SW 16	SW 16	WSW 16	WSW 16	WSW 16	WSW 17	WSW 17	WSW 17	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 15	WSW 15	WSW 15	WSW 15
Wave Graph
kJ	7454	6659	5619	5195	4478	4288	4234	3647	3601	4422	5582	5701	5755	5256	4909	4432	3812	3569	3142	3023	2705	2576	2419
Wind (km/h)	SE	SE	SE	S	S	SSE	SE	ESE	ESE	ESE	ESE	ESE	ESE	SE	ESE	ESE	ESE	E	E	ENE	E	E	E
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross	cross	cross-on	cross-on	cross	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off
High Tide		6:05AM0.64m								7:09AM0.64m									8:03AM0.62m
Low Tide					3:38PM-0.00m								4:04PM0.03m								4:24PM0.09m


	6:28	—	—	—	—	—	—	—	6:26	—	—	—	—	—	—	—	6:26	—	—	—	—	—	—
	—	—	—	—	6:06	—	—	—	—	—	—	—	6:06	—	—	—	—	—	—	—	6:07	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	11	12	17	18	17	19	16	15	12	11	16	20	20	18	14	12	10	10	17	20	19	19	16
Feels °C	7	8	13	13	12	15	12	11	7	5	9	13	14	13	8	5	3	3	10	14	14	13	11
Swell 1 Height (m) Direction Period (s)	WSW 17	WSW 17	WSW 17	WSW 16	WSW 16	SW 16	SW 16	WSW 16	WSW 16	WSW 16	WSW 17	WSW 17	WSW 17	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 16	WSW 15	WSW 15	WSW 15	WSW 15
kJ	7454	6659	5619	5195	4478	4288	4234	3647	3601	4422	5582	5701	5755	5256	4909	4432	3812	3569	3142	3023	2705	2576	2419
Swell 2 Height (m) Direction Period (s)	—	—	—	—	—	—	—	S 6	—	—	—	—	—	—	—	—	S 5	S 5	—	—	—	W 28	WSW 26
kJ	—	—	—	—	—	—	—	112	—	—	—	—	—	—	—	—	21	8	—	—	—	15	66
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	S 5	S 6	S 6	S 6	ESE 4	SE 4	—	SE 4	—	—	ESE 4	ESE 4	ESE 4	ESE 4	E 4	—	—	E 3
kJ	—	—	—	—	—	92	129	124	97	14	17	—	14	—	—	14	12	17	18	6	—	—	8
Nearest Offshore or Glassy	Derrs WA - Perth City	North Beach Tom's WA - Perth City	Derrs 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	North Beach Tom's WA - Perth City	North Beach Tom's WA - Perth City	Sunset Beach Geraldron WA - North West	Mousetraps WA - Margaret River	Bunbury BP Reef WA - Perth South	Watermans WA - Perth City	North Beach Tom's WA - Perth City	Greenough River Mouth WA - North West	Sunset Beach Geraldron WA - North West	Sunset Beach Geraldron WA - North West	Cow Bombie WA - Margaret River	Gnarabup WA - Margaret River	Secret Harbour WA - Perth City	Guilderton Rivermouth WA - Perth City	Guilderton Rivermouth WA - Perth City	The Spot WA - Perth City
Rating (10 max)	5	5	5	4	4	4	4	4	4	4	9	4	5	4	4	4	4	5	5	4	4	4	4
Distance (km)	85	111	85	184	184	184	111	111	111	255	300	266	108	111	240	255	255	325	340	167	50	50	71
Best forecast wave conditions in Perth City Coast	Melros	Cozies and Geeries	Melros	Cozies and Geeries	Cozies and Geeries	Cozies and Geeries	Cozies and Geeries	Cottesloe Beach	Melros				Grabbers	Cottesloe Beach						Singleton	Swanbourne Beach	Melros	Swanbourne Beach
Rating (10 max)	5	5	5	4	4	4	4	4	4				5	4						4	4	4	4
Best forecast wave conditions in Australia	Conto Springs WA - Margaret River	Conto Springs 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	8	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)

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Back Beach 48 hour detailed Surf Forecast

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

Short Range Forecast

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