Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 10 pm 04 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 6AM is: 1.3m 10s primary swell from a East-northeast direction and 0.9m 7s secondary swell from a South direction (forecast issued at 10:00pm October 04). 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

Some drizzle, heaviest during Tue night. Warm (max 23°C on Tue morning, min 15°C on Tue night). Winds increasing (calm on Mon night, strong winds from the S by Tue night).

Sun
4
Monday
5
Tuesday
6
9 PM
12 AM
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)
1
2
2
2
2
2
1
1
2
2
1
1
1
1
0
1
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.4
ENE
8
1.4
ENE
8
1.3
ENE
8
1.3
ENE
10
1.3
ENE
10
1.3
ENE
10
1.3
ENE
10
1.3
ENE
10
1.2
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
0.9
ENE
9
1
ENE
9
Wave Graph
Metric surfscale
Energy kJ
262
262
249
325
305
305
312
312
253
248
248
205
201
161
158
158
127
154
Wind (km/h)
15
SE
10
S
10
S
10
SSW
10
SW
5
SE
15
E
10
E
5
NE
0
NW
10
WNW
10
W
10
WNW
0
WNW
15
E
15
ESE
0
N
35
SSW
Wind State
cross-off
off
off
cross-off
cross-off
glassy
cross
cross
glassy
glassy
cross
cross
cross-on
glassy
cross
cross-off
glassy
cross-off
High Tide
4:47AM1.01m
4:40PM1.45m
5:51AM1.11m
5:44PM1.47m
Low Tide
10:34PM0.26m
10:08AM0.52m
11:37PM0.21m
11:23AM0.45m
clear
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
clear
clear
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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6:26
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6:24
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
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—
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6:58
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6:59
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 mm
—
—
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—
—
—
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—
—
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Temp °C
18
18
17
16
16
18
19
19
19
19
19
18
18
23
23
22
21
19
Feels °C
16
17
16
15
15
19
17
18
20
20
18
16
16
22
20
19
21
13
  • 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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