Back Beach Surf Break

Lat Long: 30.94° S 115.28° E

Back Beach 48 hour detailed Surf Forecast

Issued: 1 am 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Back Beach sea temperature is
18.6° C
0.5° 

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 (17 Aug):

  • Morning surf: Morning surf (17 Aug, local time) - 7.5ft (2.3m), 16s period with WSW swell.
  • Afternoon surf: Afternoon surf (17 Aug, local time) - 11ft (3.5m), 18s period with WSW swell.
  • Evening surf: Evening surf (17 Aug, local time) - 15ft (4.5m), 17s period with WSW swell.

The current surf forecast for Back Beach at 5AM is: 2.4m 16s primary swell from a West-southwest direction and 1.3m 20s secondary swell from a West-southwest direction (forecast issued at 01:00am August 17). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AWST) & DateWave HeightWave Period
Morning (17 Aug)7.5ft (2.3m)16s
Afternoon (17 Aug)11ft (3.5m)18s
Evening (17 Aug)15ft (4.5m)17s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Mon afternoon. Very mild (max 19°C on Mon morning, min 14°C on Tue morning). Winds decreasing (strong winds from the WSW on Mon afternoon, calm by Wed morning).

Monday
17
Tuesday
18
Wednesday
19
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)
4
4
3
0
0
0
0
0
!
!
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5
!
!
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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)
2.5
WSW
15
2.4
WSW
16
2.3
WSW
16
2.4
WSW
19
3.5
WSW
18
4
WSW
17
4.5
WSW
17
4.5
WSW
17
4.5
WSW
16
4.5
WSW
16
4.5
WSW
16
4
WSW
16
4
WSW
16
4
WSW
16
4
WSW
16
3.5
WSW
16
3.5
WSW
16
3
WSW
16
3
WSW
15
2.5
WSW
15
3
WSW
15
3
WSW
16
3.5
WSW
16
3.5
WSW
16
Wave Graph
Metric surfscale
Energy kJ
3022
2836
2787
4004
6891
9908
10958
10902
10091
9602
9047
8511
8619
8097
7446
6444
5717
4590
3805
3241
3706
5012
5879
6667
Wind (km/h)
20
N
20
N
20
NW
40
NW
40
WSW
40
WSW
30
WSW
25
SW
15
SW
5
SW
5
E
5
NNW
15
W
15
WNW
15
W
10
W
15
W
15
WSW
0
WNW
0
W
10
WSW
10
WSW
10
SSW
10
SE
Wind State
cross-off
cross-off
cross
cross
cross-on
cross-on
on
on
on
on
glassy
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
glassy
cross-on
on
cross-on
cross
High Tide
00:20AM0.46m
9:23AM0.33m
00:41AM0.51m
1:10AM0.54m
Low Tide
6:17AM0.31m
4:39PM0.21m
4:20PM0.18m
3:39PM0.15m
clear
clear
clear
part cloud
light rain
cloud
cloud
clear
clear
clear
clear
part cloud
clear
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:50
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:53
5:54
 mm
3
Temp °C
16
15
17
19
17
16
15
16
16
15
14
16
16
16
16
16
16
16
16
17
17
17
17
16
Feels °C
11
11
14
12
9
8
8
10
12
12
12
14
12
12
13
13
13
13
16
16
14
14
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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