Backdoor 4 48 hour detailed Surf Forecast

Lat Long: 33.28° S 151.57° E

Issued: 9 am 02 Oct 2026 (local time)

Forecast update in hr min

Today's Backdoor 4 sea temperature is

18.5°C

Backdoor 4 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 Backdoor 4 today (02 Oct):

Morning surf: Morning surf (02 Oct, local time) - 5ft (1.6m), 7s period with NE swell.
Afternoon surf: Afternoon surf (02 Oct, local time) - 3ft (0.9m), 7s period with ENE swell.
Evening surf: Evening surf (02 Oct, local time) - 4.5ft (1.3m), 7s period with ENE swell.

The current surf forecast for Backdoor 4 at 5PM is: 0.9m 7s primary swell from a East-northeast direction and 0.2m 9s secondary swell from a South direction, 0.1m 14s secondary swell from a South direction (forecast issued at 09:00am October 02). The wind direction is predicted to be glassy.

Time (AEST) & Date	Wave Height	Wave Period
Morning (02 Oct)	5ft (1.6m)	7s
Afternoon (02 Oct)	3ft (0.9m)	7s
Evening (02 Oct)	4.5ft (1.3m)	7s

Table - waves today at Backdoor 4. (Swell directed towards the surf break)

	Short Range Forecast Light rain (total 5mm), mostly falling on Sat night. Warm (max 24°C on Fri morning, min 16°C on Sat night). Winds increasing (calm on Fri night, fresh winds from the SSE by Sun morning).
	Friday 2						Saturday 3								Sunday 4
	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM
Rating (10 max)	0	0	0	0	1	1	1	1	0	1	0	0	0	0	!	!	0	2	1	2	2	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NE 7	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7	ENE 6	ENE 7	NE 8	NE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8
Wave Graph
kJ	248	93	93	93	123	168	169	134	114	101	101	196	229	302	582	574	274	254	207	212	197	197
Wind (km/h)	N	ENE	SSE	E	SSW	S	SSW	SSE	WNW	ENE	NE	NE	NE	NE	NNE	WNW	NW	SW	SSE	SSE	SSE	S
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	on	cross	cross-off	cross	off	off	cross-off	glassy	cross	glassy	cross-on	cross-on	cross-on	cross-on	on	cross	cross-on	glassy	off	off	cross-off	off
High Tide			11:59AM1.51m				00:58AM0.99m					1:08PM1.46m				3:25AM0.96m				2:25PM1.44m
Low Tide	5:19AM0.40m				6:58PM0.27m				6:22AM0.48m					8:18PM0.29m				7:42AM0.53m				9:34PM0.26m


	5:30	—	—	—	—	—	—	5:28	—	—	—	—	—	—	—	6:28	—	—	—	—	—	—
	—	—	—	5:55	—	—	—	—	—	—	—	5:55	—	—	—	—	—	—	—	6:57	—	—
mm	—	—	—	—	—	—	—	—	1	1	1	—	—	2	—	—	—	—	—	—	—	—
Temp °C	21	24	19	19	18	18	19	19	18	17	17	20	19	19	17	16	16	21	18	17	17	17
Feels °C	17	21	17	19	17	19	19	21	19	18	16	17	17	18	16	15	14	20	13	13	15	16
Swell 1 Height (m) Direction Period (s)	NE 7	ENE 7	S 10	S 9	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7	ENE 7	S 5	S 5	S 16	S 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8
kJ	119	93	7	7	123	168	169	134	114	101	2	2	21	6	392	310	274	254	207	212	197	197
Swell 2 Height (m) Direction Period (s)	S 10	S 10	S 15	S 14	S 9	S 9	S 9	SSW 5	S 5	S 5	S 18	S 17	S 5	S 16	S 8	S 9	S 9	S 9	S 15	S 15	S 10	S 7
kJ	17	8	4	4	7	6	6	5	5	5	6	23	1	19	22	38	57	39	4	4	7	146
Swell 3 Height (m) Direction Period (s)	S 15	S 15	S 15	SSW 3	—	S 15	S 9	S 9	S 18	S 18	S 10	S 9	S 9	S 5	S 15	S 15	S 16	S 16	—	E 14	S 14	S 14
kJ	4	4	4	1	—	4	6	6	6	6	2	2	2	1	17	4	5	5	—	4	4	4
Wind waves Height (m) Direction Period (s)	NE 7	—	ENE 7	ENE 7	—	SSW 3	SSW 3	—	—	—	ENE 7	ENE 7	ENE 6	ENE 7	NE 8	NE 8	—	NW 3	S 9	S 5	S 6	—
kJ	248	—	93	93	—	3	4	—	—	—	101	196	229	302	582	574	—	2	96	51	92	—
Nearest Offshore or Glassy	Soldiers Beach NSW - Newcastle	Avoca Point NSW - Newcastle	Cronulla Point NSW - Sydney South Coast	Warriewood NSW - Sydney North Coast	Backdoor 4 NSW - Newcastle	Backdoor 4 NSW - Newcastle	Backdoor 4 NSW - Newcastle	Backdoor 4 NSW - Newcastle	Boat Ramp NSW - Newcastle	Backdoor 4 NSW - Newcastle	Umina Point NSW - Newcastle	Bilgola Beach NSW - Sydney North Coast	Bilgola Beach NSW - Sydney North Coast	Copacobana Point NSW - Newcastle	Soldiers Beach NSW - Newcastle	Boat Ramp NSW - Newcastle	Soldiers Beach NSW - Newcastle	Backdoor 4 NSW - Newcastle	Mollymook Beach NSW - South Coast	Backdoor 4 NSW - Newcastle	Backdoor 4 NSW - Newcastle	Backdoor 4 NSW - Newcastle
Rating (10 max)	2	1	1	1	1	1	1	1	1	1	1	1	2	2	4	3	2	2	2	2	2	2
Distance (km)	2	25	95	52	0	0	0	0	0	0	37	46	46	27	2	0	2	0	248	0	0	0
Best forecast wave conditions in Newcastle	Crackneck	Anna Bay-Morna Point			JD Reef	JD Reef	JD Reef	Crackneck	Crackneck	JD Reef	Little Gibber - Dark Point			Copacobana Point	Crackneck	Crackneck	Crackneck	JD Reef		Backdoor 4	JD Reef	JD Reef
Rating (10 max)	2	1			1	1	1	1	1	1	1			2	4	4	2	2		2	2	2
Best forecast wave conditions in Australia	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Bunker Bay Bommie WA - Margaret River	Mystics NSW - Illawarra	Ulladulla Bommie NSW - South Coast	Cyclops WA - Far South	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Noosa - Tea Tree Bay QLD - Sunshine Coast	Bilgola Beach NSW - Sydney North Coast	Boneyard NSW - Illawarra	Depot Beach NSW - South Coast	Surfers Point WA - Margaret River	Cyclops WA - Far South	Cyclops WA - Far South	Cyclops WA - Far South	Daly Heads SA - Yorke Peninsula	Daly Heads SA - Yorke Peninsula	Guillotines NSW - South Coast	Cyclops WA - Far South
Rating (10 max)	5	5	3	1	1	4	4	5	5	5	1	1	2	3	5	4	4	4	4	4	3	4
Header Global	Cabo Lastres Spain	Cavalos de Fao Portugal	Bolina Portugal	Figueira da Foz - Buarcos Portugal	Trial Harbour Australia	Trial Harbour Australia	Papatowai New Zealand	Dunedin - Bobs Beach New Zealand	Cobblestones Australia	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Trial Harbour Australia	Cow Bombie Australia	Injidup Carpark Australia	Trial Harbour Australia	Buchupureo Chile	Buchupureo Chile	Buchupureo Chile	Buchupureo Chile	Trial Harbour Australia
Rating (10 max)	5	5	5	5	6	6	6	6	5	7	6	5	5	5	5	5	5	5	5	5	5	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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Backdoor 4 48 hour detailed Surf Forecast

How big are the waves at Backdoor 4 today (02 Oct):

Short Range Forecast

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