Twelve Mile Beach Surf Break

Lat Long: 33.95° S 120.32° E

Issued: 1 pm 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Twelve Mile Beach sea temperature is
17.4° 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 (21 Jun):

  • Morning surf: Morning surf (21 Jun, local time) - 3.5ft (1.0m), 15s period with SSW swell.
  • Afternoon surf: Afternoon surf (21 Jun, local time) - 3ft (0.9m), 15s period with SSW swell.
  • Evening surf: Evening surf (21 Jun, local time) - 3ft (0.9m), 15s period with SSW swell.

The current surf forecast for Twelve Mile Beach at 9PM is: 0.9m 15s primary swell from a South-southwest direction and 0.4m 8s secondary swell from a Southeast direction (forecast issued at 01:00pm June 21). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AWST) & DateWave HeightWave Period
Morning (21 Jun)3.5ft (1.0m)15s
Afternoon (21 Jun)3ft (0.9m)15s
Evening (21 Jun)3ft (0.9m)15s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 4mm), mostly falling on Sun night. Very mild (max 16°C on Sun afternoon, min 13°C on Tue afternoon). Wind will be generally light.

Sun
21
Monday
22
Tuesday
23
Wed
24
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
2 AM
5 AM
8 AM
Rating
(10 max)
1
1
2
2
1
1
0
1
2
1
1
1
2
2
3
2
2
2
1
1
3
3
3
2
Swell
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
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
1
SSW
15
1
SSW
15
1
SSW
15
1.1
SSW
15
1.2
SSW
15
1.2
SSW
14
1.1
SSW
13
1.2
SSW
14
1.4
SSW
16
1.4
SSW
15
1.3
SSW
14
1.3
SSW
14
1.3
SSW
14
1.2
SSW
14
1
SSW
13
0.9
SSW
13
1.1
SSW
13
1.3
SSW
14
1.2
SSW
14
1.2
SSW
13
Wave Graph
Metric surfscale
Energy kJ
455
344
358
362
474
480
474
537
610
602
408
537
978
857
742
732
659
522
331
265
384
651
504
461
Wind (km/h)
25
NNW
20
NW
15
NW
20
NNW
20
WNW
15
W
15
SW
10
S
5
S
10
S
10
SSE
10
SSE
10
SE
5
E
5
ENE
5
SE
5
E
5
SE
10
ESE
15
ESE
5
ENE
5
NNE
10
NNE
10
NNE
Wind State
cross-off
cross-off
cross-off
off
cross-off
cross
cross-on
on
on
on
on
cross-on
cross-on
cross
glassy
cross-on
cross
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
High Tide
12:20PM0.53m
10:51AM0.50m
8:25AM0.54m
Low Tide
9:18PM0.30m
8:12PM0.28m
6:54PM0.24m
cloud
cloud
cloud
cloud
cloud
cloud
rain showers
cloud
light rain
light rain
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
light rain
part 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>
4:57
4:57
4:57
4:57
 mm
1
1
1
1
Temp °C
15
16
16
16
16
15
15
15
15
14
14
15
14
14
14
14
14
13
14
14
14
14
14
13
Feels °C
9
12
13
11
11
11
13
13
14
12
12
13
12
13
14
13
13
12
12
11
12
12
12
11
Swell 1
Height (m)
Direction
Period (s)
1
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
1
SSW
15
1
SSW
15
1
SSW
15
1.1
SSW
15
1.2
SSW
15
1.2
SSW
14
1.1
SSW
13
1.2
SSW
14
1.4
SSW
16
1.4
SSW
15
1.3
SSW
14
1.3
SSW
14
1.3
SSW
14
1.2
SSW
14
1
SSW
13
0.9
SSW
13
1.1
SSW
13
1.3
SSW
14
1.2
SSW
14
1.2
SSW
13
Energy kJ
455
344
358
362
474
480
474
537
610
602
408
537
978
857
742
732
659
522
331
265
384
651
504
461
Swell 2
Height (m)
Direction
Period (s)
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
0.4
SSW
4
0.2
SSE
8
0.2
SSE
8
0.8
SSW
16
0.8
SSW
16
0.1
SE
8
0.1
SE
8
0.1
SE
7
0.1
SE
7
0.1
SE
7
0.9
SSW
9
0.6
SSW
9
0.6
SSW
9
0.6
SSW
16
Energy kJ
42
27
26
17
13
13
6
6
6
6
295
295
2
2
2
2
2
154
62
62
201
Swell 3
Height (m)
Direction
Period (s)
0.3
W
3
0.2
SSE
8
0.2
SSE
8
0.1
SE
8
0.1
SE
8
0.1
SE
7
0.1
SE
7
0.2
SSW
18
0.5
SSW
16
Energy kJ
2
6
6
2
2
2
2
31
155
Wind waves
Height (m)
Direction
Period (s)
0.4
NW
3
0.5
W
3
0.6
W
4
0.4
NW
3
0.5
W
3
0.6
WSW
4
0.4
SW
4
0.6
SW
4
0.6
SSW
4
0.5
SSW
4
Energy kJ
2
5
10
2
5
10
4
14
12
11
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
3
2
2
3
3
2
3
3
3
2
2
3
2
2
3
3
3
2
Distance (km)
20
34
0
0
97
20
439
35
20
439
439
439
243
149
0
243
243
257
153
243
0
0
0
0
Best forecast wave conditions in Far South of Western Australia
Rating
(10 max)
3
3
2
3
3
2
2
3
4
4
4
4
4
3
4
4
4
3
4
3
Best forecast wave conditions in Australia
Rating
(10 max)
4
3
4
4
4
4
4
4
5
4
4
4
4
4
4
4
4
4
5
4
4
4
4
4
Header Global
Rating
(10 max)
9
9
8
8
7
7
7
6
6
5
7
6
5
5
5
5
5
6
5
5
5
5
6
8
  • 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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