Backdoor 4 Surf Break

Lat Long: 33.28° S 151.57° E

Issued: 9 pm 29 Jun 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
19.3° C

Slightly warmer than usual

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 (30 Jun):

  • Morning surf: Morning surf (30 Jun, local time) - 1ft (0.3m), 17s period with S swell.
  • Afternoon surf: Afternoon surf (30 Jun, local time) - 2.5ft (0.8m), 6s period with ENE swell.
  • Evening surf: Evening surf (30 Jun, local time) - 3.5ft (1.1m), 6s period with NE swell.

The current surf forecast for Backdoor 4 at 5AM is: 0.3m 17s primary swell from a South direction and 0.7m 6s secondary swell from a East direction, 0.6m 7s secondary swell from a Southeast direction, 0.9m 5s secondary swell from a Northeast direction (forecast issued at 09:00pm June 29). The wind direction is predicted to be onshore.

Time (AEST) & DateWave HeightWave Period
Morning (30 Jun)1ft (0.3m)17s
Afternoon (30 Jun)2.5ft (0.8m)6s
Evening (30 Jun)3.5ft (1.1m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 21°C on Thu morning, min 14°C on Mon night). Mainly fresh winds.

Mon
29
Tuesday
30
Wednesday
1
Thursday
2
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
7 AM
10 AM
1 PM
4 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
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)
0.9
ESE
7
1
ENE
5
1.1
NE
5
0.3
S
17
0.3
S
17
1.1
NE
5
0.3
S
16
0.8
ENE
6
1.1
NE
6
0.8
ENE
6
0.8
ENE
6
0.7
ENE
6
0.6
ENE
6
0.4
ESE
8
0.4
ESE
7
0.6
ENE
5
0.7
NE
5
1.2
ENE
6
1.3
ENE
7
1.2
NE
7
1
NE
7
0.9
NE
7
0.7
NE
7
0.7
NE
7
Wave Graph
Metric surfscale
Energy kJ
86
54
64
53
52
60
46
45
69
41
41
29
28
26
18
19
25
96
150
139
96
69
53
54
Wind (km/h)
20
NE
25
NNE
25
NNE
20
N
15
N
15
N
15
NNE
20
NNE
10
N
15
NNW
10
NW
10
NW
10
NW
15
N
15
NNE
20
NE
20
NNE
20
N
25
N
25
NW
30
NNW
25
NW
25
NW
25
NNW
Wind State
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
7:51PM1.57m
8:32AM1.02m
8:29PM1.58m
9:11AM1.03m
9:06PM1.58m
9:50AM1.05m
Low Tide
2:43AM0.22m
1:54PM0.39m
3:20AM0.20m
2:33PM0.39m
3:56AM0.19m
3:12PM0.40m
rain showers
part cloud
cloud
clear
part cloud
clear
part cloud
part cloud
cloud
cloud
clear
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:58
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:55
4:55
4:57
 mm
1
Temp °C
17
17
16
15
14
14
19
19
18
17
17
16
15
17
20
19
18
17
17
18
17
18
21
21
Feels °C
14
14
12
12
12
12
17
15
16
15
15
14
13
15
17
15
15
14
13
13
12
14
16
17
Swell 1
Height (m)
Direction
Period (s)
0.9
ESE
7
0.7
SE
7
0.7
SE
7
0.7
E
6
0.6
ESE
7
0.8
ENE
5
0.5
SE
7
0.5
SE
6
0.8
ENE
6
0.8
ENE
6
0.8
ENE
6
0.7
ENE
6
0.6
ENE
6
0.4
ENE
6
0.4
ENE
6
0.4
ESE
7
0.4
ESE
7
0.4
SE
7
0.2
ESE
7
1.2
NE
7
1
NE
7
0.9
NE
7
0.7
NE
7
0.7
NE
7
Energy kJ
86
54
50
32
31
37
21
21
36
41
41
29
22
12
12
19
18
11
5
139
96
69
53
54
Swell 2
Height (m)
Direction
Period (s)
0.2
S
18
0.2
S
10
0.2
S
10
0.6
SE
7
0.3
S
17
0.6
ESE
7
0.3
S
16
0.3
S
16
0.4
ESE
6
0.4
ESE
7
0.4
ESE
7
0.4
ESE
6
0.4
ESE
8
0.4
ESE
8
0.4
ESE
7
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
ESE
9
0.3
E
10
0.3
E
10
0.3
E
11
0.3
E
11
Energy kJ
24
8
8
38
52
30
46
45
17
17
17
16
28
26
18
8
8
8
8
8
18
19
21
21
Swell 3
Height (m)
Direction
Period (s)
0.2
S
11
0.2
S
17
0.2
S
17
0.3
S
17
0.2
ESE
9
0.3
S
17
0.2
S
9
0.2
E
10
0.2
S
15
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
E
10
0.2
S
12
0.1
S
11
0.1
S
11
0.1
S
11
0.2
E
10
0.2
ESE
8
0.2
ESE
9
0.2
ESE
8
0.2
ESE
8
Energy kJ
9
23
23
53
9
49
7
9
18
8
8
8
8
8
8
11
3
2
2
8
7
7
7
6
Wind waves
Height (m)
Direction
Period (s)
0.6
NE
4
1
ENE
5
1.1
NE
5
0.9
NE
5
0.9
ENE
5
1.1
NE
5
0.8
ENE
5
0.8
ENE
6
1.1
NE
6
0.3
NW
2
0.6
ENE
5
0.7
NE
5
1.2
ENE
6
1.3
ENE
7
0.4
NW
3
0.6
NNW
3
0.5
NW
3
0.4
NNW
3
0.4
NNW
3
Energy kJ
14
46
64
33
51
60
37
34
69
1
19
25
96
150
2
7
5
4
4
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
Distance (km)
37
37
37
32
2
2
2
32
2
2
2
2
2
11
47
307
287
37
72
11
27
2
2
2
Best forecast wave conditions in Newcastle
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Australia
Rating
(10 max)
2
1
2
3
3
3
3
1
2
4
3
3
3
2
1
2
2
1
1
1
2
2
4
4
Header Global
Rating
(10 max)
7
7
5
6
8
5
5
5
5
5
5
5
4
5
5
5
5
5
5
4
4
5
5
5
  • 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 

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