Surf Break

Lat Long: 33.28° S 151.57° E

Backdoor 4 48 hour detailed Surf Forecast

Issued: 10 pm 22 Oct 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
20.3°C
1.1° 

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 (23 Oct):

  • Morning surf: Morning surf (23 Oct, local time) - 5ft (1.5m), 7s period with ENE swell.
  • Afternoon surf: Afternoon surf (23 Oct, local time) - 5.5ft (1.7m), 6s period with ENE swell.
  • Evening surf: Evening surf (23 Oct, local time) - 7ft (2.1m), 7s period with ENE swell.

The current surf forecast for Backdoor 4 at 2AM is: 1.7m 7s primary swell from a East-northeast direction and 0.1m 16s secondary swell from a South direction, 0.1m 15s secondary swell from a East direction (forecast issued at 10:00pm October 22). The wind direction is predicted to be cross-onshore.

Time (AEDT) & DateWave HeightWave Period
Morning (23 Oct)5ft (1.5m)7s
Afternoon (23 Oct)5.5ft (1.7m)6s
Evening (23 Oct)7ft (2.1m)7s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Fri morning. Warm (max 26°C on Sun afternoon, min 17°C on Fri night). Mainly fresh winds.

Thu
22
Friday
23
Saturday
24
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)
0
0
0
0
0
0
0
0
0
1
!
1
1
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
ENE
7
1.7
ENE
7
1.7
ENE
7
1.6
ENE
7
1.5
ENE
7
1.7
ENE
6
1.7
ENE
6
1.9
ENE
6
2.1
ENE
7
2
ENE
7
2.1
NE
8
1.5
ENE
8
1.5
ENE
8
1.5
ENE
8
1.5
ENE
8
1.6
ENE
8
1.6
ENE
8
1.8
ENE
8
Wave Graph
Metric surfscale
Energy kJ
417
314
297
244
189
220
225
277
403
418
532
277
298
306
298
307
292
382
Wind (km/h)
25
NE
25
ENE
20
NE
25
NE
25
NE
30
NE
30
NE
30
NE
25
NE
10
NNE
5
NNW
10
W
5
NW
15
ENE
25
ENE
25
NE
25
NE
15
NNE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
glassy
cross
cross-on
cross-on
cross
cross-on
cross-on
on
High Tide
6:06PM1.31m
6:53AM1.32m
6:52PM1.34m
7:29AM1.45m
7:36PM1.36m
Low Tide
00:32AM0.22m
12:53PM0.37m
1:08AM0.16m
1:39PM0.26m
light rain
rain showers
rain showers
rain showers
light rain
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
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—
6:03
—
—
—
—
—
—
—
6:03
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
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7:12
—
—
—
—
—
—
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7:13
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 mm
1
1
1
1
2
1
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
19
19
18
18
19
19
19
19
19
18
18
17
17
20
20
21
21
21
Feels °C
16
16
16
15
16
15
15
15
17
18
20
18
18
19
17
19
20
21
  • 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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