Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 4 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 8AM is: 1.3m 10s primary swell from a East-northeast direction and 1.0m 8s secondary swell from a South direction (forecast issued at 04:00am October 05). The wind direction is predicted to be cross-offshore and the swell rating is 2.

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 2mm), mostly falling on Mon morning. Warm (max 23°C on Tue morning, min 15°C on Tue night). Winds increasing (calm on Mon morning, strong winds from the SSW by Tue night).

Monday
5
Tuesday
6
Wednesday
7
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
2
2
2
2
1
2
2
1
1
1
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
ENE
8
1.3
ENE
10
1.3
ENE
10
1.3
ENE
10
1.3
ENE
10
1.3
ENE
10
1.3
ENE
10
1.2
ENE
10
1.2
ENE
10
1.1
ENE
10
1.1
ENE
9
1
ENE
9
1
ENE
9
1
ENE
9
1
ENE
9
0.9
ENE
9
0.9
ENE
9
2.3
S
7
3
S
8
3.5
S
9
3.5
S
10
3
S
10
2.5
S
9
2.2
S
8
Wave Graph
Metric surfscale
Energy kJ
249
325
305
305
305
312
312
264
264
205
197
161
158
154
154
116
116
562
1332
1902
2267
1448
955
643
Wind (km/h)
10
SSW
10
SSW
15
SSW
5
SW
5
NE
15
ESE
10
ESE
5
NE
5
WNW
10
W
10
W
5
W
15
ESE
15
ENE
5
NW
40
SSW
35
S
35
S
35
S
30
SSW
35
S
30
S
30
S
30
S
Wind State
off
cross-off
cross-off
glassy
cross-on
cross-off
cross-off
cross-on
cross
cross
cross
glassy
cross-off
cross
glassy
off
off
off
off
off
off
off
off
off
High Tide
4:47AM1.01m
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
part cloud
cloud
cloud
light rain
part cloud
cloud
part cloud
cloud
cloud
cloud
clear
clear
part cloud
part cloud
clear
clear
cloud
light rain
cloud
cloud
part cloud
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:26
—
—
—
—
—
—
—
6:24
—
—
—
—
—
—
—
6:24
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:58
—
—
—
—
—
—
—
6:59
—
—
—
—
—
—
—
6:59
—
—
 mm
—
—
—
1
—
—
—
—
—
—
—
—
—
—
—
—
—
1
—
—
—
—
—
—
Temp °C
17
17
16
17
20
20
19
19
19
19
18
23
23
21
21
19
16
15
15
15
15
15
15
15
Feels °C
16
16
14
18
19
18
18
19
19
18
16
22
19
19
20
12
9
8
7
8
8
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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