Backdoor 4 Surf Forecast

/ NSW – Newcastle (55 breaks) / New South Wales (297 breaks) /

Australia (828 breaks)

Surf Forecasts:

Backdoor 4 surfForecast / NSW – Newcastle / Australia

48hr Weather and Surf, issued 9 am Monday 08 Sep 2025 AEST

Forecast update in hr min s Forecast update imminent

Backdoor 4 surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Backdoor 4 sea temperature is 18.3° C
(Which is normal for this time of year)

How big are the waves at Backdoor 4 today?

The current surf forecast for Backdoor 4 at 3PM is: 0.7m 8s primary swell from a East-northeast direction and 0.4m 11s secondary swell from a South direction, 0.5m 3s secondary swell from a North-northwest direction (forecast issued at 09:00am September 08). The wind direction is predicted to be onshore.

Time (AEST) & Date	Wave Height	Wave Period
Morning (08 Sep)	2.5ft (0.8m)	7s
Afternoon (08 Sep)	2.5ft (0.7m)	8s
Evening (08 Sep)	2.5ft (0.7m)	8s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Monday 08						Tuesday 09								Wednesday 10								Thu 11
	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	1 AM	4 AM
Rating (10 max)	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	S	ENE	ENE	ENE	ENE	NE	NE	NE	NE	NE	ENE	ENE	SSE	SSE	SSE	NE	SSE	S	S	S	S	S	S	S
Period(s) (?)	14	8	8	8	8	8	8	8	8	8	8	8	10	10	10	8	10	6	6	10	10	14	12	11
Wave Graph (?)
Energy (?)	314	174	155	134	126	127	120	116	115	100	78	78	88	80	65	35	18	77	117	265	270	229	308	281
Wind (km/h)	N	N	NNW	NNW	NNW	NNW	NW	W	W	NW	NW	NW	NW	NW	NW	WNW	NNE	N	NNW	NW	NW	WNW	WNW	WNW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	on	on	on	on	cross- on	cross- on	cross- on	cross	cross- off	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross	glass	on	on	cross- on	cross- on	cross- on	cross- on	cross- on
High Tide / height (m)		8:23AM 1.40				8:28PM 1.64				9:03AM 1.49				9:12PM 1.57				9:44AM 1.54				9:58PM 1.45
Low Tide / height (m)				2:16PM 0.17				2:52AM -0.00				3:04PM 0.14				3:28AM 0.03				3:54PM 0.14

	Monday 08						Tuesday 09								Wednesday 10								Thu 11
Sunrise	6:03	-	-	-	-	-	-	-	6:01	-	-	-	-	-	-	-	6:01	-	-	-	-	-	-	-
Sunset	-	-	-	5:39	-	-	-	-	-	-	-	5:39	-	-	-	-	-	-	-	5:40	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	5	5	1	-	1	-	-	-
Temp. °C	16	21	27	26	24	22	21	19	18	20	22	20	19	18	17	16	15	16	17	19	18	15	12	12
Feels °C (?)	12	17	23	22	21	20	18	17	17	19	19	18	16	16	16	16	16	15	15	16	14	8	4	4

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

Recent Eyeball Surf Reports for NSW - Newcastle

Wind Update The wind is still cross-on at Backdoor 4 (light winds from the NNW at Norah Head Automatic Weather Station 2 km from Backdoor 4). 0.7m 7s swell from the ENE with a 0.6m 12s groundswell from the S. 2 swells combining to make bigger set waves.
1 hour 24 minutes ago Backdoor 4

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1 h 24 min ago

13 km/h

NNW

Cross-On

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