Back Beach Surf Break

Lat Long: 30.94° S 115.28° E

Back Beach 48 hour detailed Surf Forecast

Issued: 1 am 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Back Beach sea temperature is
18.5°C
0.4° 

Back Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Back Beach today (18 Sep):

  • Morning surf: Morning surf (18 Sep, local time) - 3ft (0.9m), 16s period with WSW swell.
  • Afternoon surf: Afternoon surf (18 Sep, local time) - 3.5ft (1.1m), 17s period with WSW swell.
  • Evening surf: Evening surf (18 Sep, local time) - 10ft (3.0m), 17s period with W swell.

The current surf forecast for Back Beach at 6AM is: 1.2m 13s primary swell from a West-southwest direction and 0.8m 16s secondary swell from a West-southwest direction, 0.4m 4s secondary swell from a Northwest direction (forecast issued at 01:00am September 18). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (AWST) & DateWave HeightWave Period
Morning (18 Sep)3ft (0.9m)16s
Afternoon (18 Sep)3.5ft (1.1m)17s
Evening (18 Sep)10ft (3.0m)17s

Table - waves today at Back Beach. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 23°C on Fri morning, min 14°C on Sun night). Winds decreasing (strong winds from the WNW on Fri night, light winds from the W by Sat night).

Friday
18
Saturday
19
Sunday
20
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
3
3
2
1
0
0
0
0
0
0
0
0
0
0
!
!
!
3
4
3
2
2
1
3
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)
1.3
WSW
13
1.3
WSW
13
1.1
WSW
12
0.9
WSW
16
1.1
WSW
17
2.3
W
17
3
W
17
1.7
WSW
16
3
W
16
4
W
15
4.5
WSW
14
4.5
WSW
14
4.5
WSW
14
4
WSW
14
3.5
WSW
14
3.5
WSW
13
3
WSW
13
2.5
WSW
13
2.5
WSW
13
2.3
WSW
13
2.1
WSW
13
2.2
WSW
13
2.1
WSW
14
2.4
WSW
17
Wave Graph
Metric surfscale
Energy kJ
586
615
377
454
673
3194
4748
1559
4904
6882
7956
7474
7216
6588
5281
3930
3045
2510
2052
1738
1398
1597
1515
3262
Wind (km/h)
15
NNE
15
N
20
N
25
NNW
40
NW
40
W
40
WNW
40
WNW
35
WNW
35
WNW
35
WNW
35
W
30
W
25
W
20
WSW
15
WSW
15
WSW
5
W
10
N
10
WSW
10
SSW
10
S
15
SSE
15
SE
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-off
cross-on
cross-on
cross-on
cross-on
cross
High Tide
00:00AM0.57m
00:41AM0.55m
2:59AM0.52m
Low Tide
2:13PM0.12m
2:31PM0.11m
2:48PM0.10m
clear
part cloud
cloud
clear
clear
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:13
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:12
6:12
6:13
 mm
Temp °C
16
16
17
23
22
16
15
16
18
17
17
17
18
18
17
17
17
17
16
18
17
18
17
16
Feels °C
15
15
15
18
15
10
7
9
11
9
9
9
11
12
13
14
15
17
15
17
16
17
15
14
  • 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 Back Beach 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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