Backdoor 4 Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 3 am 26 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 (26 Aug):

  • Morning surf: Morning surf (26 Aug, local time) - 3.5ft (1.0m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (26 Aug, local time) - 3ft (0.9m), 8s period with ENE swell.
  • Evening surf: Evening surf (26 Aug, local time) - 5ft (1.6m), 7s period with S swell.

The current surf forecast for Backdoor 4 at 7AM is: 1.0m 8s primary swell from a East-northeast direction and 0.2m 9s secondary swell from a South direction, 0.2m 2s secondary swell from a West-northwest direction (forecast issued at 03:00am August 26). The wind direction is predicted to be cross-shore.

Time (AEST) & DateWave HeightWave Period
Morning (26 Aug)3.5ft (1.0m)8s
Afternoon (26 Aug)3ft (0.9m)8s
Evening (26 Aug)5ft (1.6m)7s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Wed morning. Very mild (max 18°C on Wed morning, min 12°C on Thu night). Winds decreasing (fresh winds from the S on Wed afternoon, calm by Fri morning).

Wednesday
26
Thursday
27
Friday
28
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)
0
0
0
0
0
0
2
2
2
2
2
3
3
3
2
2
1
1
2
3
3
1
2
2
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)
1.2
ENE
8
1
ENE
8
1
ENE
8
1
ENE
8
1
ENE
8
0.9
ENE
8
1.6
S
6
1.6
S
7
1.6
S
7
1.6
S
8
1.7
S
8
1.8
S
9
1.8
S
9
1.7
S
9
1.6
S
9
1.5
S
9
1.4
S
9
1.3
S
9
1.7
S
12
1.7
S
11
1.6
SSE
11
1.5
SSE
10
1.4
SSE
10
1.3
SSE
10
Wave Graph
Metric surfscale
Energy kJ
158
123
126
130
133
114
209
236
257
287
405
516
516
440
399
367
306
258
800
707
622
458
363
295
Wind (km/h)
15
NW
10
WNW
15
WNW
15
SSW
25
SSW
30
S
25
S
20
S
20
S
15
S
15
S
15
S
10
SSE
10
SE
5
E
5
NNE
10
NW
10
WNW
10
WNW
0
SSW
15
SE
20
SSE
15
S
10
SSW
Wind State
cross-on
cross-on
cross
cross-off
off
off
off
off
off
off
off
off
off
cross-off
cross
glassy
cross-on
cross-on
cross-on
glassy
cross-off
cross-off
off
off
High Tide
7:06AM1.09m
7:05PM1.54m
7:41AM1.17m
7:40PM1.57m
8:15AM1.25m
8:15PM1.57m
Low Tide
1:12AM0.24m
12:39PM0.37m
1:43AM0.18m
1:19PM0.32m
2:14AM0.13m
1:59PM0.28m
light rain
light rain
light rain
rain showers
thunderstorm
rain showers
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
6:18
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:31
5:32
 mm
2
2
1
1
2
1
Temp °C
17
16
16
18
17
17
16
16
15
15
14
14
15
15
15
15
14
13
12
14
15
15
15
14
Feels °C
15
15
14
15
13
12
12
12
12
12
11
11
13
13
14
14
13
12
11
14
13
12
13
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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