Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 10 am 29 Oct 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
20.9°C
1.5° 

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 (29 Oct):

  • Morning surf: Morning surf (29 Oct, local time) - 4.5ft (1.3m), 10s period with S swell.
  • Afternoon surf: Afternoon surf (29 Oct, local time) - 5.5ft (1.7m), 11s period with S swell.
  • Evening surf: Evening surf (29 Oct, local time) - 6ft (1.8m), 12s period with S swell.

The current surf forecast for Backdoor 4 at 6PM is: 1.7m 11s primary swell from a South direction and 0.6m 16s secondary swell from a South direction (forecast issued at 10:00am October 29). The wind direction is predicted to be cross-offshore.

Time (AEDT) & DateWave HeightWave Period
Morning (29 Oct)4.5ft (1.3m)10s
Afternoon (29 Oct)5.5ft (1.7m)11s
Evening (29 Oct)6ft (1.8m)12s

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


Short Range Forecast

Light rain (total 8mm), mostly falling on Sat night. Warm (max 25°C on Sat afternoon, min 15°C on Thu morning). Winds increasing (calm on Thu night, fresh winds from the NE by Fri night).

Thursday
29
Friday
30
Saturday
31
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
3
2
2
4
4
4
3
3
0
1
0
0
0
0
0
0
0
0
0
0
0
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)
1.1
S
10
1.5
S
11
1.7
S
11
1.7
S
11
1.8
S
12
1.8
S
11
1.7
S
10
1.5
S
10
1.4
S
10
1.3
S
10
1.2
S
10
1.3
S
13
1.2
S
13
1.1
S
13
1.1
S
13
1
S
12
0.9
S
12
0.9
S
12
0.8
S
11
0.7
S
11
0.6
S
11
0.9
ENE
7
Wave Graph
Metric surfscale
Energy kJ
244
496
661
676
872
799
615
441
384
325
277
569
485
420
407
306
229
214
149
110
79
75
Wind (km/h)
10
WSW
10
SE
20
SE
20
ESE
15
ESE
5
SE
5
ESE
0
ESE
5
NE
15
ENE
25
ENE
30
ENE
35
NE
30
NNE
20
N
15
N
15
N
20
NNE
25
NE
20
N
25
NNW
20
NNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
glassy
glassy
cross-on
cross
cross-on
cross-on
cross-on
on
on
on
on
cross-on
on
cross-on
on
High Tide
10:54AM1.72m
11:45PM1.11m
11:46AM1.66m
00:49AM1.04m
12:45PM1.58m
Low Tide
5:44PM0.07m
5:12AM0.35m
6:45PM0.12m
6:08AM0.43m
7:52PM0.17m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
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5:56
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—
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5:56
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—
—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
7:16
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—
—
—
—
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7:17
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—
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7:19
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
15
18
19
18
18
17
17
16
16
18
18
18
18
18
17
16
17
23
23
25
22
21
Feels °C
13
15
15
15
16
16
17
16
16
16
15
13
13
14
14
14
15
20
19
22
19
19
  • 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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