Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 3 pm 02 Oct 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
18.3°C
0.5° 

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 (02 Oct):

  • Afternoon surf: Afternoon surf (02 Oct, local time) - 5ft (1.6m), 5s period with NE swell.
  • Evening surf: Evening surf (02 Oct, local time) - 5ft (1.5m), 7s period with ENE swell.

The current surf forecast for Backdoor 4 at 11PM is: 1.4m 7s primary swell from a East-northeast direction and 0.2m 9s secondary swell from a South direction (forecast issued at 03:00pm October 02). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (AEST) & DateWave HeightWave Period
Morning (02 Oct)--
Afternoon (02 Oct)5ft (1.6m)5s
Evening (02 Oct)5ft (1.5m)7s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Sat morning. Warm (max 21°C on Fri afternoon, min 16°C on Sat night). Wind will be generally light.

Fri
2
Saturday
3
Sunday
4
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
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
3
2
1
1
1
1
0
0
0
0
0
0
0
2
0
2
1
2
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)
1.2
ENE
7
1.6
NE
5
1.8
NE
7
1.4
ENE
7
1.3
ENE
8
1.2
ENE
8
1.1
ENE
8
1
ENE
7
1
ENE
7
1.2
ENE
7
1.4
ENE
7
1.7
ENE
7
2.1
NE
8
1.6
ENE
8
1.4
ENE
8
1.4
ENE
8
1.3
ENE
8
1.4
ENE
8
1.3
ENE
8
1.3
ENE
8
Wave Graph
Metric surfscale
Energy kJ
142
138
308
202
187
150
138
104
99
144
165
266
512
310
242
254
207
250
228
228
Wind (km/h)
20
E
20
NE
20
S
5
SSW
10
SW
5
S
0
SSE
0
NW
15
ENE
15
NE
20
NE
20
NNE
15
NNE
10
NW
10
WNW
10
S
25
SSE
20
SSE
15
SE
15
SSE
Wind State
cross
cross-on
off
off
cross-off
off
glassy
glassy
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
off
cross-off
off
cross-off
off
High Tide
11:59AM1.51m
00:58AM0.99m
1:08PM1.46m
3:25AM0.96m
2:25PM1.44m
Low Tide
6:58PM0.27m
6:22AM0.48m
8:18PM0.29m
7:42AM0.53m
9:34PM0.26m
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
cloud
thunderstorm
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
5:28
—
—
—
—
—
—
—
6:28
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
5:55
—
—
—
—
—
—
—
5:55
—
—
—
—
—
—
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6:57
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 mm
—
—
—
—
—
—
1
3
2
—
1
—
—
—
—
—
—
—
—
—
Temp °C
22
21
19
19
19
19
19
17
17
19
19
18
18
16
17
19
18
18
18
18
Feels °C
18
18
17
20
19
19
21
18
16
18
17
16
17
15
16
17
14
15
16
17
  • 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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