Backdoor 4 Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 3 pm 22 Aug 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
17.6°C
0.6° 

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 (22 Aug):

  • Afternoon surf: Afternoon surf (22 Aug, local time) - 1.5ft (0.4m), 6s period with NE swell.
  • Evening surf: Evening surf (22 Aug, local time) - 1.5ft (0.4m), 6s period with NE swell.

The current surf forecast for Backdoor 4 at 8PM is: 0.4m 6s primary swell from a Northeast direction (forecast issued at 03:00pm August 22). An open ocean swell of 0.4m 8s is not directed at the surf break, a second open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AEST) & DateWave HeightWave Period
Morning (22 Aug)--
Afternoon (22 Aug)1.5ft (0.4m)6s
Evening (22 Aug)1.5ft (0.4m)6s

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


Short Range Forecast

Some drizzle, heaviest during Sat night. Warm (max 23°C on Tue morning, min 13°C on Sun night). Winds increasing (light winds from the SE on Sat night, fresh winds from the NE by Mon afternoon).

Sat
22
Sunday
23
Monday
24
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)
0
0
0
0
0
0
1
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
Wave
Height (m)
Direction
Period (s)
0.4
NE
6
0.4
NE
6
0.4
NE
6
0.4
NE
6
0.4
NE
6
0.5
S
12
1.2
S
11
1.3
S
10
1.3
S
9
1.3
SSE
8
0.9
S
12
0.9
S
11
1.1
S
11
1
S
10
0.9
S
10
0.9
S
10
0.8
S
10
0.8
S
10
0.7
S
10
0.7
S
10
Wave Graph
Metric surfscale
Energy kJ
9
9
9
9
9
71
350
333
269
216
248
202
267
204
162
156
121
121
96
104
Wind (km/h)
20
SE
10
E
10
SE
10
SE
10
ESE
15
ESE
15
E
15
ENE
20
ENE
15
ENE
20
NE
20
NE
20
NNE
15
NNE
10
N
10
N
20
ENE
25
NE
30
NE
20
NNE
Wind State
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-on
cross-on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
on
High Tide
4:01PM1.29m
4:54AM0.89m
4:58PM1.35m
5:47AM0.94m
5:46PM1.42m
Low Tide
11:10PM0.46m
10:09AM0.54m
11:58PM0.39m
11:07AM0.50m
clear
clear
clear
clear
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:29
5:29
5:30
 mm
1
Temp °C
19
18
17
16
16
16
16
16
16
16
16
16
15
14
13
15
18
18
17
17
Feels °C
15
15
15
16
14
13
13
13
12
13
13
13
12
11
11
13
14
14
13
14
  • 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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