Twelve Mile Beach Surf Break

Lat Long: 33.95° S 120.32° E

Issued: 1 am 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Twelve Mile Beach sea temperature is
17.6° C

Slightly cooler than normal

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 (20 Jun):

  • Morning surf: Morning surf (20 Jun, local time) - 3ft (0.9m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (20 Jun, local time) - 2.5ft (0.8m), 14s period with SSW swell.
  • Evening surf: Evening surf (20 Jun, local time) - 2.5ft (0.7m), 13s period with SSW swell.

The current surf forecast for Twelve Mile Beach at 7AM is: 0.9m 14s primary swell from a South-southwest direction and 0.9m 8s secondary swell from a South-southeast direction (forecast issued at 01:00am June 20). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (AWST) & DateWave HeightWave Period
Morning (20 Jun)3ft (0.9m)14s
Afternoon (20 Jun)2.5ft (0.8m)14s
Evening (20 Jun)2.5ft (0.7m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 19°C on Sun afternoon, min 12°C on Sun morning). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
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
2
2
2
2
2
3
2
3
2
1
1
1
0
0
1
1
2
1
1
1
2
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
15
1
SSW
14
0.9
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.7
SSW
13
0.7
SSW
16
1
SSW
16
1
SSW
16
1
SSW
15
1
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
1
SSW
15
1.2
SSW
15
1.2
SSW
15
1.1
SSW
15
1.3
SSW
15
1.3
SSW
14
1.2
SSW
13
1.3
SSW
14
1.4
SSW
16
Wave Graph
Metric surfscale
Energy kJ
443
400
325
250
236
236
164
232
525
512
474
461
344
358
362
474
616
653
537
706
742
514
631
978
Wind (km/h)
5
NNE
10
NNW
15
NNW
15
NNW
10
N
10
N
15
N
15
NNW
20
NNW
20
NNW
20
NNW
25
NW
20
WNW
15
NW
15
WNW
20
W
20
SW
15
SW
10
SW
10
SSW
15
S
15
SSE
10
SSE
10
SSE
Wind State
off
off
cross-off
off
off
off
off
off
off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
on
on
on
on
on
High Tide
12:54PM0.62m
12:20PM0.53m
10:51AM0.50m
Low Tide
11:15PM0.22m
10:27PM0.28m
9:18PM0.30m
8:12PM0.28m
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:03
7:03
7:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:55
4:57
4:57
 mm
Temp °C
14
14
13
14
15
16
15
14
13
13
12
15
19
18
16
15
15
15
15
15
15
15
14
14
Feels °C
12
11
9
10
12
13
11
10
8
8
7
9
14
13
12
11
12
12
13
13
12
12
12
12
Swell 1
Height (m)
Direction
Period (s)
1
SSW
15
1
SSW
14
0.9
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSE
9
0.8
SSE
9
1
SSW
16
1
SSW
16
1
SSW
15
1
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
1
SSW
15
1.2
SSW
15
1.2
SSW
15
1.1
SSW
15
1.3
SSW
15
1.3
SSW
14
1.2
SSW
13
1.3
SSW
14
1.4
SSW
16
Energy kJ
443
400
325
250
236
236
90
92
525
512
474
461
344
358
362
474
616
653
537
706
742
514
631
978
Swell 2
Height (m)
Direction
Period (s)
0.9
SSE
8
0.9
SSE
8
0.8
SSE
8
0.8
SSE
8
0.9
SSE
8
0.8
SSE
8
0.7
SSW
13
0.7
SSW
16
0.8
SSE
9
0.6
SSE
9
0.5
SSE
9
0.5
SSE
9
0.4
SSE
8
0.4
SSE
8
0.4
SE
8
0.3
SSE
8
0.3
SSE
8
0.2
SSE
8
0.2
SSE
8
0.2
SSE
8
0.2
SSE
8
0.8
SSW
16
0.8
SSW
16
0.1
SE
8
Energy kJ
118
109
87
83
92
78
158
232
92
61
42
42
28
27
17
13
13
6
6
6
6
295
295
2
Swell 3
Height (m)
Direction
Period (s)
0.4
SSW
7
0.4
SSW
7
0.3
SSW
18
0.5
SSW
17
0.7
SSW
13
0.1
SE
8
0.1
SE
8
Energy kJ
17
15
63
164
151
2
2
Wind waves
Height (m)
Direction
Period (s)
0.3
NNW
2
0.2
NNW
2
0.3
NNW
2
0.3
N
3
0.4
N
3
0.4
NNW
3
0.4
NNW
3
0.4
NW
3
0.4
NW
3
0.4
NW
3
0.4
WNW
3
0.5
W
4
0.6
SW
4
0.6
SSW
5
0.6
SSW
5
Energy kJ
1
1
1
1
2
2
3
2
3
2
3
6
11
17
19
Nearest Offshore or Glassy
Rating
(10 max)
3
3
2
2
2
2
2
2
3
2
3
2
2
2
2
2
3
2
4
4
4
3
3
3
Distance (km)
0
0
0
0
0
0
0
0
0
20
0
20
97
97
20
153
141
97
358
273
273
243
243
243
Best forecast wave conditions in Far South of Western Australia
Rating
(10 max)
4
4
4
4
3
3
3
4
4
3
4
3
3
3
3
2
3
2
4
4
4
4
4
4
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
5
3
3
3
5
5
4
4
3
3
4
4
4
4
4
4
5
5
4
4
4
Header Global
Rating
(10 max)
4
4
4
5
5
5
5
5
5
8
9
9
9
8
7
8
8
8
7
6
5
6
6
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
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