Backdoor 4 Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 3 am 27 Jul 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
18.3° C
0.0° 

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 (27 Jul):

  • Morning surf: Morning surf (27 Jul, local time) - 4ft (1.2m), 9s period with S swell.
  • Afternoon surf: Afternoon surf (27 Jul, local time) - 3.5ft (1.1m), 9s period with S swell.
  • Evening surf: Evening surf (27 Jul, local time) - 3.5ft (1.0m), 8s period with S swell.

The current surf forecast for Backdoor 4 at 6AM is: 1.3m 9s primary swell from a South direction and 0.1m 8s secondary swell from a Northeast direction (forecast issued at 03:00am July 27). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (AEST) & DateWave HeightWave Period
Morning (27 Jul)4ft (1.2m)9s
Afternoon (27 Jul)3.5ft (1.1m)9s
Evening (27 Jul)3.5ft (1.0m)8s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Tue morning, min 8°C on Wed night). Winds increasing (calm on Mon morning, fresh winds from the WSW by Wed morning).

Monday
27
Tuesday
28
Wednesday
29
1 AM
4 AM
7 AM
10 AM
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
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
2
2
2
2
1
0
0
0
0
0
0
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.4
S
10
1.4
S
10
1.3
S
9
1.2
S
9
1.1
S
9
1.1
S
9
1
S
8
0.9
SSE
8
0.9
S
8
0.7
S
8
0.6
S
8
0.6
S
8
0.5
S
7
0.4
S
9
0.4
S
9
0.2
S
16
0.2
S
15
0.3
S
9
0.1
S
18
0.2
S
17
0.2
S
16
0.1
S
16
0.1
S
15
0.1
S
14
Wave Graph
Metric surfscale
Energy kJ
371
349
282
235
194
185
147
115
108
63
42
41
27
24
24
20
17
13
6
23
21
5
4
4
Wind (km/h)
5
WSW
10
SW
10
SW
5
SSW
10
ESE
10
ENE
15
NE
20
N
15
N
10
NW
10
NW
10
NW
10
NNW
20
NNW
15
NW
15
WNW
15
WNW
20
NW
20
NW
20
WNW
30
WSW
25
WSW
25
WSW
25
WSW
Wind State
glassy
cross-off
cross-off
glassy
cross-off
cross
cross-on
on
on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
High Tide
6:53AM0.97m
6:54PM1.52m
7:33AM1.02m
7:32PM1.57m
8:10AM1.07m
8:08PM1.60m
Low Tide
1:07AM0.32m
12:15PM0.43m
1:44AM0.26m
12:57PM0.39m
2:19AM0.21m
1:38PM0.36m
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:48
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:10
5:12
5:12
 mm
Temp °C
14
13
13
13
14
15
16
16
14
13
13
15
20
20
19
15
13
12
12
16
15
17
14
10
Feels °C
13
12
12
12
13
13
14
13
12
11
11
13
16
14
14
10
9
7
7
10
8
10
7
4
  • 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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