Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 10 pm 15 Oct 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
20.5°C
1.6° 

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 (16 Oct):

  • Morning surf: Morning surf (16 Oct, local time) - 5ft (1.5m), 9s period with SSE swell.
  • Afternoon surf: Afternoon surf (16 Oct, local time) - 5ft (1.5m), 9s period with SSE swell.
  • Evening surf: Evening surf (16 Oct, local time) - 5.5ft (1.7m), 10s period with SE swell.

The current surf forecast for Backdoor 4 at 1AM is: 1.6m 10s primary swell from a South-southeast direction and 0.3m 9s secondary swell from a East-northeast direction (forecast issued at 10:00pm October 15). The wind direction is predicted to be cross-offshore.

Time (AEDT) & DateWave HeightWave Period
Morning (16 Oct)5ft (1.5m)9s
Afternoon (16 Oct)5ft (1.5m)9s
Evening (16 Oct)5.5ft (1.7m)10s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Sat night. Very mild (max 18°C on Sun afternoon, min 17°C on Thu night). Wind will be generally light.

Thu
15
Friday
16
Saturday
17
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
1
1
0
0
1
2
0
1
1
2
1
1
1
1
1
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
SSE
10
1.7
SSE
10
1.6
SSE
10
1.5
SSE
9
1.6
SSE
9
1.5
SSE
9
1.5
SSE
9
1.7
SSE
9
1.7
SE
10
1.7
SE
9
1.6
SE
9
1.6
SE
9
1.6
SE
9
1.6
SE
9
1.4
SE
9
1.3
SE
9
1.3
SE
9
1.3
SE
9
Wave Graph
Metric surfscale
Energy kJ
502
528
452
385
398
339
378
480
535
513
446
396
388
388
314
255
281
246
Wind (km/h)
25
ESE
25
ESE
20
ESE
20
E
20
E
20
ESE
20
ESE
20
E
25
E
20
E
20
E
20
ESE
20
ESE
20
ESE
20
ESE
15
ESE
15
E
20
E
Wind State
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
High Tide
00:16AM0.97m
12:17PM1.37m
1:11AM0.91m
1:09PM1.30m
Low Tide
6:23PM0.33m
5:37AM0.50m
7:17PM0.40m
6:23AM0.57m
8:20PM0.44m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
6:11
—
—
—
—
—
—
—
6:11
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
—
7:06
—
—
—
—
—
—
—
7:07
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
Temp °C
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
Feels °C
12
12
13
13
13
12
13
13
13
13
13
13
13
13
13
14
14
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.


Nearest locationNearest