Backdoor 4 Surf Break

Lat Long: 33.28° S 151.57° E

Issued: 3 pm 17 Jun 2026 (local time)

Forecast update in  hr  min

Today's Backdoor 4 sea temperature is
19.8° 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 (17 Jun):

  • Afternoon surf: Afternoon surf (17 Jun, local time) - 3ft (0.9m), 10s period with ENE swell.
  • Evening surf: Evening surf (17 Jun, local time) - 3.5ft (1.0m), 10s period with ENE swell.

The current surf forecast for Backdoor 4 at 7PM is: 1.0m 10s primary swell from a East-northeast direction and 0.5m 10s secondary swell from a South direction, 0.3m 2s secondary swell from a North-northeast direction (forecast issued at 03:00pm June 17). The wind direction is predicted to be onshore.

Time (AEST) & DateWave HeightWave Period
Morning (17 Jun)--
Afternoon (17 Jun)3ft (0.9m)10s
Evening (17 Jun)3.5ft (1.0m)10s

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 Wed afternoon, min 14°C on Fri night). Winds increasing (light winds from the NNW on Wed night, fresh winds from the NNW by Fri afternoon).

Wed
17
Thursday
18
Friday
19
Sat
20
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
7 AM
10 AM
Rating
(10 max)
1
1
1
1
1
1
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
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
ENE
10
0.9
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
11
1.1
ENE
11
1.1
ENE
11
1.1
ENE
11
1
ENE
11
1
ENE
11
0.9
ENE
11
0.9
ENE
11
0.9
ENE
11
0.9
ENE
11
0.9
ENE
11
0.9
ENE
11
0.7
ENE
11
Wave Graph
Metric surfscale
Energy kJ
169
166
175
179
179
186
194
198
194
194
202
222
270
265
291
226
226
190
190
186
183
183
183
121
Wind (km/h)
5
NNE
10
ENE
10
N
10
NNW
10
NW
10
NW
10
NW
15
NW
15
NNW
15
NNW
20
NNW
20
NW
25
NNW
20
NNW
20
NW
25
NW
30
NNW
40
NNW
30
NW
25
NW
25
NW
20
NW
15
NW
20
WNW
Wind State
cross-on
cross
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
10:03AM1.14m
9:59PM1.81m
10:59AM1.13m
10:51PM1.72m
11:55AM1.14m
11:43PM1.58m
Low Tide
3:26PM0.28m
4:55AM-0.03m
4:21PM0.34m
5:46AM0.03m
5:20PM0.40m
6:35AM0.10m
cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:56
6:56
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:52
4:52
4:52
4:52
 mm
Temp °C
20
21
21
19
18
17
17
18
21
20
19
18
18
18
18
18
19
17
17
17
16
15
14
15
Feels °C
19
20
20
18
16
16
16
16
18
17
16
14
14
14
14
13
14
10
12
12
11
11
11
11
Swell 1
Height (m)
Direction
Period (s)
0.9
ENE
10
0.9
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
10
1
ENE
11
1.1
ENE
11
1.1
ENE
11
1.1
ENE
11
1
ENE
11
1
ENE
11
0.9
ENE
11
0.9
ENE
11
0.9
ENE
11
0.9
ENE
11
0.9
ENE
11
0.9
ENE
11
0.7
ENE
11
Energy kJ
169
166
175
179
179
186
194
198
194
194
202
222
270
265
291
226
226
190
190
186
183
183
183
121
Swell 2
Height (m)
Direction
Period (s)
0.6
S
11
0.5
S
10
0.5
S
10
0.5
S
10
0.5
S
10
0.4
S
10
0.4
S
9
0.4
S
9
0.3
S
9
0.3
S
9
0.3
S
9
0.2
S
9
0.2
S
11
0.3
S
11
0.3
S
11
0.3
S
11
0.4
S
12
0.4
S
11
0.4
S
11
0.4
S
11
0.4
S
11
0.3
S
16
0.4
S
15
0.4
S
14
Energy kJ
81
53
49
48
48
30
27
25
14
14
14
6
9
21
21
23
42
39
38
37
36
45
68
64
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
6
0.1
SE
5
0.4
NE
4
0.4
NE
4
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
11
0.1
S
11
0.1
S
11
0.3
S
11
0.1
N
5
0.1
S
19
0.2
S
18
0.2
S
18
0.3
S
16
0.3
S
10
0.3
S
10
0.4
NE
7
Energy kJ
1
1
3
3
3
3
3
2
2
3
22
1
7
25
24
47
18
17
19
Wind waves
Height (m)
Direction
Period (s)
0.3
NNE
2
0.4
NNE
3
0.4
NNE
3
0.4
NNE
4
0.4
NW
3
0.2
NNW
2
0.2
NNW
3
0.3
NNW
3
0.4
N
3
0.4
NNW
3
0.6
NNW
3
0.7
NNW
3
0.6
NNW
3
0.8
NW
4
0.9
NW
4
0.9
NNW
4
0.7
NW
4
0.6
NW
4
0.6
NW
3
0.6
WNW
3
0.4
WNW
3
0.4
NW
3
Energy kJ
1
4
4
4
2
1
1
1
2
3
7
10
9
15
28
29
16
10
7
8
4
2
Nearest Offshore or Glassy
Rating
(10 max)
2
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
2
2
2
2
2
Distance (km)
2
32
2
2
2
2
2
2
3
3
2
2
2
2
2
2
32
37
11
3
2
2
2
2
Best forecast wave conditions in Newcastle
Rating
(10 max)
2
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
2
2
2
2
2
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
3
2
2
4
4
5
5
3
2
5
5
4
4
4
4
4
4
4
4
4
2
2
Header Global
Rating
(10 max)
5
8
8
4
4
4
5
5
9
9
9
7
5
5
6
5
6
6
6
5
5
8
7
7
  • 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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