Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 10 am 05 Oct 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
18.6°C
0.1° 

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 (05 Oct):

  • Morning surf: Morning surf (05 Oct, local time) - 4.5ft (1.3m), 10s period with ENE swell.
  • Afternoon surf: Afternoon surf (05 Oct, local time) - 4.5ft (1.3m), 10s period with ENE swell.
  • Evening surf: Evening surf (05 Oct, local time) - 4ft (1.2m), 10s period with ENE swell.

The current surf forecast for Backdoor 4 at 4PM is: 1.3m 10s primary swell from a East-northeast direction and 0.8m 8s secondary swell from a South direction (forecast issued at 10:00am October 05). The wind direction is predicted to be onshore.

Time (AEDT) & DateWave HeightWave Period
Morning (05 Oct)4.5ft (1.3m)10s
Afternoon (05 Oct)4.5ft (1.3m)10s
Evening (05 Oct)4ft (1.2m)10s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Mon morning. Warm (max 23°C on Mon afternoon, min 14°C on Wed night). Winds increasing (calm on Mon night, strong winds from the SSW by Tue night).

Monday
5
Tuesday
6
Wednesday
7
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
2
2
1
1
1
1
2
1
0
1
0
0
1
0
0
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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)
1.3
ENE
10
1.3
ENE
10
1.3
ENE
10
1.3
ENE
10
1.2
ENE
10
1.2
ENE
10
1.2
ENE
10
1.1
ENE
9
1.1
ENE
9
1.1
ENE
9
1
ENE
9
1
ENE
9
1
ENE
9
0.9
ENE
9
2.1
S
6
2.5
S
8
3
S
9
3.5
S
10
3.5
S
10
3
S
10
2.5
S
9
2.4
S
8
Wave Graph
Metric surfscale
Energy kJ
305
305
305
312
264
264
258
217
193
188
154
154
154
116
333
776
1463
2184
2222
1628
1113
771
Wind (km/h)
15
SSW
5
SW
10
NW
5
NNE
10
NNE
10
W
5
WNW
10
W
10
W
5
SW
20
ESE
15
ENE
5
NNW
45
SSW
35
S
40
S
35
S
30
SSW
35
SSW
35
SSW
30
S
30
S
Wind State
cross-off
cross-off
cross-on
on
cross-on
cross
glassy
cross
cross
glassy
cross-off
cross
glassy
off
off
off
off
off
off
off
off
off
High Tide
4:40PM1.45m
5:51AM1.11m
5:44PM1.47m
6:41AM1.22m
6:39PM1.49m
Low Tide
10:08AM0.52m
11:37PM0.21m
11:23AM0.45m
00:28AM0.16m
12:26PM0.37m
cloud
light rain
rain showers
cloud
cloud
cloud
cloud
cloud
clear
clear
part cloud
clear
clear
clear
cloud
light rain
cloud
cloud
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
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6:24
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—
—
—
—
—
—
6:24
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
6:58
—
—
—
—
—
—
—
6:59
—
—
—
—
—
—
—
6:59
—
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 mm
—
1
1
—
—
—
—
—
—
—
—
—
—
—
—
1
—
—
—
—
—
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Temp °C
17
18
20
23
21
20
19
19
19
23
22
22
21
18
16
15
15
15
15
15
15
15
Feels °C
16
19
19
22
19
19
18
18
17
22
18
19
20
11
9
7
7
7
7
8
9
9
  • 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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