Twelve Mile Beach Surf Break

Lat Long: 33.95° S 120.32° E

Twelve Mile Beach 48 hour detailed Surf Forecast

Issued: 1 am 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Twelve Mile Beach sea temperature is
16.7°C
0.4° 

Twelve Mile 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 Twelve Mile Beach today (11 Sep):

  • Morning surf: Morning surf (11 Sep, local time) - 3ft (0.9m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (11 Sep, local time) - 3.5ft (1.1m), 19s period with SSW swell.
  • Evening surf: Evening surf (11 Sep, local time) - 2.5ft (0.7m), 19s period with SSW swell.

The current surf forecast for Twelve Mile Beach at 7AM is: 1.0m 16s primary swell from a South-southwest direction and 0.8m 7s secondary swell from a East-southeast direction (forecast issued at 01:00am September 11). The wind direction is predicted to be cross-offshore.

Time (AWST) & DateWave HeightWave Period
Morning (11 Sep)3ft (0.9m)16s
Afternoon (11 Sep)3.5ft (1.1m)19s
Evening (11 Sep)2.5ft (0.7m)19s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Fri afternoon, min 11°C on Sat night). Winds decreasing (fresh winds from the W on Sat morning, calm by Sun night).

Friday
11
Saturday
12
Sunday
13
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
3
4
3
3
3
3
1
0
0
0
1
2
2
2
1
1
2
1
1
2
4
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
SSW
16
1
SSW
16
0.9
SSW
16
0.9
SSW
19
1.1
SSW
19
0.8
SSW
19
0.7
SSW
19
0.8
SSW
18
0.7
SSW
18
1
SSW
18
0.9
SSW
17
0.9
SSW
17
0.9
SSW
16
2.1
SW
10
1.9
SW
10
1.2
SSW
10
1.1
SW
10
1
SSW
10
1
SW
10
1.2
SSW
14
0.9
SSW
12
0.9
SSW
12
1
SSW
12
1.3
SSW
17
Wave Graph
Metric surfscale
Energy kJ
493
475
377
566
885
470
325
404
283
637
475
432
402
869
681
283
239
216
216
545
243
218
314
900
Wind (km/h)
15
NNE
15
NNE
20
NNE
15
NE
10
ENE
15
ENE
15
NE
15
NNW
15
NNW
25
NW
35
NW
35
W
25
SW
20
SW
15
SW
5
W
15
NNW
20
WNW
20
WNW
15
W
10
SSW
10
SE
0
SW
5
NW
Wind State
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross
off
cross-off
cross-off
cross
on
cross-on
glassy
cross-off
High Tide
11:13PM0.51m
11:00AM0.73m
11:16PM0.58m
11:17AM0.64m
11:24PM0.65m
11:24AM0.55m
Low Tide
4:40AM0.18m
5:30PM0.15m
5:12AM0.16m
5:23PM0.18m
5:43AM0.17m
5:12PM0.18m
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:03
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:46
5:47
 mm
Temp °C
13
12
13
19
21
21
20
19
18
17
17
18
19
17
16
15
13
11
12
16
19
17
16
16
Feels °C
9
9
9
16
19
18
17
16
15
12
10
11
14
13
14
14
10
7
8
13
17
15
16
15
  • 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 Twelve Mile 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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