Backdoor 4 Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 3 pm 08 Sep 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
18.6°C
0.3° 

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


How big are the waves at Backdoor 4 today (08 Sep):

  • Afternoon surf: Afternoon surf (08 Sep, local time) - 8ft (2.4m), 9s period with SSE swell.
  • Evening surf: Evening surf (08 Sep, local time) - 6ft (1.9m), 8s period with SSE swell.

The current surf forecast for Backdoor 4 at 8PM is: 1.9m 8s primary swell from a South-southeast direction and 0.2m 10s secondary swell from a East direction (forecast issued at 03:00pm September 08). The wind direction is predicted to be cross-shore.

Time (AEST) & DateWave HeightWave Period
Morning (08 Sep)--
Afternoon (08 Sep)8ft (2.4m)9s
Evening (08 Sep)6ft (1.9m)8s

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


Short Range Forecast

Some drizzle, heaviest during Wed night. Very mild (max 16°C on Tue afternoon, min 12°C on Tue night). Winds increasing (light winds from the SE on Tue afternoon, strong winds from the S by Wed afternoon).

Tue
8
Wednesday
9
Thursday
10
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)
!
!
3
2
1
1
0
2
1
!
!
!
!
!
!
!
!
!
!
!
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.4
SSE
9
2.1
SSE
8
2
SSE
8
1.9
SSE
9
1.8
SSE
9
1.6
SSE
9
1.2
S
8
1.1
S
8
1.2
S
8
2.5
S
7
3
S
8
3.5
S
9
3.5
S
10
3.5
S
10
3
S
10
2.5
S
9
2.4
S
9
2.4
S
11
2.5
S
10
2.5
S
10
Wave Graph
Metric surfscale
Energy kJ
841
588
534
506
477
371
201
165
190
670
1300
2084
2662
2468
1747
1174
1014
1289
1481
1268
Wind (km/h)
25
SSE
15
SSE
5
SE
5
NE
10
NW
10
NW
10
NW
10
SW
35
S
40
S
40
S
40
S
35
S
30
SSW
20
SSW
20
SSW
25
SSW
20
S
20
S
20
SSW
Wind State
off
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
cross-off
off
off
off
off
off
off
off
cross-off
off
off
off
off
High Tide
5:57PM1.63m
6:45AM1.22m
6:46PM1.66m
7:28AM1.31m
7:31PM1.65m
Low Tide
11:29AM0.35m
00:41AM0.08m
12:24PM0.27m
1:23AM0.04m
1:14PM0.21m
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
light rain
cloud
clear
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:39
5:39
5:40
 mm
1
Temp °C
16
16
16
15
13
12
12
16
16
15
15
15
14
12
12
13
13
14
15
15
Feels °C
11
12
14
13
10
9
9
13
9
7
6
6
5
5
7
9
8
9
11
11
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Backdoor 4 surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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