Backdoor 4 48 hour detailed Surf Forecast

Lat Long: 33.28° S 151.57° E

Issued: 3 am 22 Jul 2026 (local time)

Forecast update in hr min

Today's Backdoor 4 sea temperature is

18.8° 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 (22 Jul):

Morning surf: Morning surf (22 Jul, local time) - 4ft (1.2m), 10s period with ENE swell.
Afternoon surf: Afternoon surf (22 Jul, local time) - 3.5ft (1.0m), 10s period with ENE swell.
Evening surf: Evening surf (22 Jul, local time) - 3ft (0.9m), 9s period with ENE swell.

The current surf forecast for Backdoor 4 at 10AM is: 1.2m 10s primary swell from a East-northeast direction and 0.3m 10s secondary swell from a South direction, 0.4m 3s secondary swell from a North-northwest direction (forecast issued at 03:00am July 22). The wind direction is predicted to be cross-onshore.

Time (AEST) & Date	Wave Height	Wave Period
Morning (22 Jul)	4ft (1.2m)	10s
Afternoon (22 Jul)	3.5ft (1.0m)	10s
Evening (22 Jul)	3ft (0.9m)	9s

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

	Short Range Forecast Mostly dry. Warm (max 20°C on Wed morning, min 7°C on Fri night). Winds decreasing (fresh winds from the WSW on Thu afternoon, calm by Fri afternoon).
	Wednesday 22								Thursday 23								Friday 24
	1 AM	4 AM	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	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM
Rating (10 max)	0	1	0	0	1	2	1	0	0	0	0	0	1	1	0	0	0	0	0	2	!	4	!	!
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 8	S 10	S 10	S 10	S 12	S 13
Wave Graph
kJ	312	253	248	248	197	193	156	156	124	119	119	116	92	92	90	62	44	42	28	587	782	666	1522	1811
Wind (km/h)	N	NW	NW	NW	W	SE	NW	W	W	W	WNW	W	WSW	SE	WSW	WSW	WSW	WSW	SW	SW	S	SSE	NNE	NNW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	on	cross-on	cross-on	cross-on	cross	cross-off	glassy	cross	cross	cross	cross	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	off	off	glassy	cross-on
High Tide		1:47AM1.03m				2:45PM1.31m				2:53AM0.93m				3:42PM1.32m					4:06AM0.89m				4:36PM1.36m
Low Tide				7:53AM0.39m				9:26PM0.53m				8:42AM0.45m					10:38PM0.50m			9:37AM0.49m


	—	6:52	—	—	—	—	—	—	—	6:50	—	—	—	—	—	—	—	6:50	—	—	—	—	—	—
	—	—	—	—	—	5:07	—	—	—	—	—	—	—	5:07	—	—	—	—	—	—	—	5:08	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	14	12	12	14	20	18	18	17	15	14	14	16	19	19	15	12	10	9	8	10	13	13	13	12
Feels °C	12	10	9	11	17	14	15	13	10	10	10	12	17	16	7	4	3	3	2	5	9	9	11	8
Swell 1 Height (m) Direction Period (s)	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 8	ENE 8	S 10	S 10	S 12	S 13
kJ	312	253	248	248	197	193	156	156	124	119	119	116	92	92	90	62	44	42	28	28	782	666	1522	1811
Swell 2 Height (m) Direction Period (s)	S 10	S 10	S 10	S 10	S 10	S 10	S 11	S 11	S 11	S 10	S 10	SSW 4	S 10	SSW 6	S 9	S 9	SE 8	SE 8	SE 7	E 7	ENE 8	S 12	ENE 8	ENE 8
kJ	31	31	31	17	17	19	20	21	20	8	8	3	8	3	7	7	2	2	2	1	28	374	24	24
Swell 3 Height (m) Direction Period (s)	S 14	S 14	S 13	S 12	S 13	NNW 3	NNW 3	—	—	—	E 9	S 10	—	S 10	SE 8	SE 8	S 14	S 17	S 17	SE 7	S 20	ENE 8	—	—
kJ	4	4	3	12	3	1	1	—	—	—	2	8	—	7	3	2	4	6	6	2	30	24	—	—
Wind waves Height (m) Direction Period (s)	NE 4	—	—	NNW 3	NNW 3	—	—	—	WSW 3	WSW 3	WSW 3	W 3	SW 6	—	SSW 6	SSW 5	SSW 6	SSW 7	S 9	S 10	—	—	—	—
kJ	20	—	—	3	1	—	—	—	1	3	3	1	8	—	6	110	235	286	412	587	—	—	—	—
Nearest Offshore or Glassy	Soldiers Beach NSW - Newcastle	Soldiers Beach NSW - Newcastle	Soldiers Beach NSW - Newcastle	Soldiers Beach NSW - Newcastle	Boat Ramp NSW - Newcastle	Backdoor 4 NSW - Newcastle	Backdoor 4 NSW - Newcastle	Sunset NSW - Newcastle	Sunset NSW - Newcastle	Sunset NSW - Newcastle	Sunset NSW - Newcastle	Boat Ramp NSW - Newcastle	Backdoor 4 NSW - Newcastle	Backdoor 4 NSW - Newcastle	Hawks Nest-Mungo Brush NSW - Port Macquarie	Headlands NSW - Illawarra	Leggy Point NSW - Newcastle	Boat Ramp NSW - Newcastle	Boat Ramp NSW - Newcastle	Boat Ramp NSW - Newcastle	Boat Ramp NSW - Newcastle	Backdoor 4 NSW - Newcastle	Boat Ramp NSW - Newcastle	Soldiers Beach NSW - Newcastle
Rating (10 max)	2	2	2	2	1	2	1	1	1	1	1	1	1	1	1	1	1	2	2	2	3	4	4	4
Distance (km)	2	2	2	2	0	0	0	2	2	2	2	0	0	0	118	123	35	0	0	0	0	0	0	2
Best forecast wave conditions in Newcastle	Crackneck	Crackneck	Crackneck	Crackneck	Crackneck	JD Reef	Crackneck	Crackneck	Crackneck	Crackneck	Crackneck	Crackneck	Crackneck	JD Reef			Leggy Point	Caves Point	Leggy Point	JD Reef	JD Reef	JD Reef	JD Reef	Forresters
Rating (10 max)	2	2	2	2	2	2	2	1	1	1	1	1	1	1			1	3	3	3	3	4	4	4
Best forecast wave conditions in Australia	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	Margaret River Bommie 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	Akkorokamui QLD - Gold Coast	Snapper Rocks QLD - Gold Coast	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Spits SA - Yorke Peninsula	Surfers Point WA - Margaret River	Surfers Point WA - Margaret River	Cyclops WA - Far South	Cyclops WA - Far South	Cyclops WA - Far South	JD Reef NSW - Newcastle	Boneyard NSW - Illawarra	Boneyard NSW - Illawarra
Rating (10 max)	4	4	5	5	6	6	5	5	5	5	5	2	1	4	4	6	4	4	4	4	4	4	4	4
Header Global	Fare Left French Polynesia	Fare Left French Polynesia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Gas Bay Australia	Cobblestones Australia	Gas Bay Australia	Bancoora Australia	Cobblestones Australia	Cathedral Rock Australia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Boneyards South Africa	Albatross South Africa	Brak River South Africa	Point Roadnight Australia	Point Roadnight Australia	Dolphin Point South Africa	Boneyards South Africa	Boneyards South Africa	Glen Eden South Africa	Sea Vista South Africa
Rating (10 max)	5	5	5	5	6	6	5	5	5	5	9	5	4	4	4	4	4	9	9	9	9	8	9	7

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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Backdoor 4 48 hour detailed Surf Forecast

How big are the waves at Backdoor 4 today (22 Jul):

Short Range Forecast

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