Back Beach 48 hour detailed Surf Forecast

Lat Long: 30.94° S 115.28° E

Issued: 1 pm 14 Sep 2026 (local time)

Forecast update in hr min

Today's Back Beach sea temperature is

18.1°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 (14 Sep):

Morning surf: Morning surf (14 Sep, local time) - 10ft (3.0m), 14s period with WSW swell.
Afternoon surf: Afternoon surf (14 Sep, local time) - 8ft (2.5m), 14s period with WSW swell.
Evening surf: Evening surf (14 Sep, local time) - 8ft (2.5m), 14s period with WSW swell.

The current surf forecast for Back Beach at 9PM is: 2.5m 14s primary swell from a West-southwest direction and 0.7m 4s secondary swell from a South-southwest direction (forecast issued at 01:00pm September 14). The wind direction is predicted to be cross-onshore.

Time (AWST) & Date	Wave Height	Wave Period
Morning (14 Sep)	10ft (3.0m)	14s
Afternoon (14 Sep)	8ft (2.5m)	14s
Evening (14 Sep)	8ft (2.5m)	14s

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

	Short Range Forecast Mostly dry. Warm (max 29°C on Wed afternoon, min 14°C on Mon night). Wind will be generally light.
	Mon 14					Tuesday 15								Wednesday 16
	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	1	0	0	!	!	3	2	3	3	0	2	3	3	3	3	4	4	2	3	3
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 13	WSW 13
Wave Graph
kJ	2887	2887	3183	3029	3139	3257	2878	2989	2878	2589	2589	2515	2346	2082	1809	1538	1314	1159	943	572	451
Wind (km/h)	ESE	S	S	SSE	SE	ESE	ESE	ESE	E	ESE	SSE	SSE	E	E	ESE	E	NE	N	SW	E	E
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-on	cross-on	cross-on	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-on	cross	cross-off	cross-off	cross-off	cross-off	off	cross-off	on	cross-off	cross-off
High Tide					10:52PM0.57m				9:04AM0.24m					11:10PM0.58m
Low Tide			3:17PM0.24m					6:49AM0.24m			2:54PM0.21m								2:07PM0.17m


	—	—	—	—	—	—	6:18	—	—	—	—	—	—	—	6:16	—	—	—	—	—	—
	—	—	6:09	—	—	—	—	—	—	—	6:09	—	—	—	—	—	—	—	6:10	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	18	19	18	18	16	15	14	14	20	24	24	22	19	17	16	17	25	29	26	25	24
Feels °C	14	15	13	14	12	11	9	9	16	21	21	19	16	15	14	14	22	27	25	24	23
Swell 1 Height (m) Direction Period (s)	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 14	WSW 13	WSW 13
kJ	2887	2887	3183	3029	3139	3257	2878	2989	2878	2589	2589	2515	2346	2082	1809	1538	1314	1159	943	572	451
Swell 2 Height (m) Direction Period (s)	—	W 24	—	—	—	—	—	—	SW 20	—	—	—	—	—	—	—	—	—	—	SW 16	WSW 16
kJ	—	11	—	—	—	—	—	—	97	—	—	—	—	—	—	—	—	—	—	248	318
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	—	—	S 3	SSW 4	—	SE 4	SE 4	SE 4	—	—	—	—	—	—	—	ESE 3	—	—	—	—	—
kJ	—	—	8	19	—	26	7	17	—	—	—	—	—	—	—	3	—	—	—	—	—
Nearest Offshore or Glassy	Guilderton Rivermouth WA - Perth City	Bay Left Wall WA - Perth South	Cozies and Geeries WA - Perth City	The Spot WA - Perth City	North Beach Tom's WA - Perth City	Watermans WA - Perth City	The Spot WA - Perth City	Ledge Point WA - Perth City	Ledge Point WA - Perth City	Ledge Point WA - Perth City	Derrs WA - Perth City	North Beach Tom's WA - Perth City	Ledge Point WA - Perth City	Ledge Point WA - Perth City	Ledge Point WA - Perth City	Ledge Point WA - Perth City	Back Beach WA - Perth City	Back Beach WA - Perth City	The Spot WA - Perth City	Back Beach WA - Perth City	Back Beach WA - Perth City
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	3	3	3
Distance (km)	50	265	184	71	111	108	71	3	3	3	85	111	3	3	3	3	0	0	71	0	0
Best forecast wave conditions in Perth City Coast	Melros		Cozies and Geeries	Melros	Cottesloe Beach	Cottesloe Beach	Melros	Melros	Melros	Melros	Avalon Point	Melros	The Spot	Swanbourne Beach	Grabbers	The Spot	Back Beach	Back Beach	Melros	Grabbers	Grabbers
Rating (10 max)	4		4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	3	3	3
Best forecast wave conditions in Australia	Surfers Point WA - Margaret River	Bunker Bay Bommie WA - Margaret River	Conto Springs 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	Noises WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Daly Heads SA - Yorke Peninsula	Daly Heads SA - Yorke Peninsula	Daly Heads SA - Yorke Peninsula	Surfers Point WA - Margaret River	Guillotines NSW - South Coast	Guillotines NSW - South Coast
Rating (10 max)	6	4	5	6	6	5	5	5	5	5	5	5	4	4	4	4	4	4	4	4	4
Header Global	Cobblestones Australia	Cloudbreak Fiji	Cloudbreak Fiji	Gas Bay Australia	Gas Bay Australia	Cobblestones Australia	Cloudbreak Fiji	Cloudbreak Fiji	Cobblestones Australia	Cobblestones Australia	Cow Bombie Australia	Cow Bombie Australia	Etang-Sale Reunion	Saint Leu Reunion	Asu Indonesia	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion
Rating (10 max)	6	6	5	6	6	5	5	5	5	5	5	5	5	6	4	6	6	5	5	5	5

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

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