Backdoor 4 Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 9 am 15 Jul 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
18.7° C
0.4° 

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 (15 Jul):

  • Morning surf: Morning surf (15 Jul, local time) - 7ft (2.1m), 7s period with S swell.
  • Afternoon surf: Afternoon surf (15 Jul, local time) - 10ft (3.0m), 10s period with S swell.
  • Evening surf: Evening surf (15 Jul, local time) - 8ft (2.4m), 8s period with S swell.

The current surf forecast for Backdoor 4 at 5PM is: 3.0m 9s primary swell from a South direction (forecast issued at 09:00am July 15). The wind direction is predicted to be offshore and the swell rating is 11.

Time (AEST) & DateWave HeightWave Period
Morning (15 Jul)7ft (2.1m)7s
Afternoon (15 Jul)10ft (3.0m)10s
Evening (15 Jul)8ft (2.4m)8s

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


Short Range Forecast

Heavy rain (total 21mm), heaviest during Thu morning. Very mild (max 17°C on Fri morning, min 12°C on Wed night). Winds decreasing (fresh winds from the SSW on Wed morning, light winds from the SSE by Thu night).

Wednesday
15
Thursday
16
Friday
17
Sat
18
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
1 AM
4 AM
Rating
(10 max)
0
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1
2
2
2
1
2
1
2
1
2
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)
0.1
E
11
2.5
S
7
3
S
10
3
S
9
2.5
S
9
2.3
S
8
2.3
S
8
2.2
S
8
2.3
S
7
2.4
S
8
2.2
S
8
1.8
S
8
1.5
S
8
1.3
S
8
1.1
S
7
1
S
7
1
S
7
0.9
S
7
1.2
ESE
6
1.1
E
7
1.5
ESE
7
1.2
E
7
1.3
ESE
7
1.4
ESE
8
Wave Graph
Metric surfscale
Energy kJ
2
671
1522
1459
951
686
593
544
572
674
603
396
270
193
131
106
97
74
123
113
186
143
167
204
Wind (km/h)
25
SW
30
SSW
35
SSW
30
SSW
25
SSW
25
S
30
SSW
25
SW
25
SSW
30
SSW
20
SSE
15
ESE
15
SE
10
SE
10
SSE
10
SSE
5
SSE
5
S
15
SE
15
SE
15
SSE
15
SSE
20
SSE
20
SSE
Wind State
cross-off
off
off
off
off
off
off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
High Tide
8:55AM1.18m
8:54PM1.85m
9:44AM1.21m
9:42PM1.79m
10:32AM1.23m
10:29PM1.67m
Low Tide
2:23PM0.23m
3:43AM-0.06m
3:15PM0.24m
4:28AM-0.02m
4:07PM0.28m
clear
part cloud
part cloud
cloud
part cloud
light rain
rain showers
part cloud
light rain
light rain
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
clear
rain showers
rain showers
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:54
6:54
6:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:02
5:04
5:05
5:05
 mm
1
1
1
2
4
4
2
1
1
1
1
1
1
Temp °C
13
15
15
14
15
15
15
14
12
14
16
16
16
16
15
15
15
15
17
17
17
17
17
16
Feels °C
7
8
8
7
9
10
9
9
6
8
12
13
13
14
14
14
14
14
15
14
15
14
14
12
  • 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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