Twelve Mile Beach Surf Break

Lat Long: 33.95° S 120.32° E

Issued: 7 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Twelve Mile Beach sea temperature is
17.5° 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 11AM is: 1.0m 15s primary swell from a South-southwest direction and 0.6m 9s secondary swell from a South-southeast direction (forecast issued at 07:00am 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 6mm), mostly falling on Sun night. Very mild (max 17°C on Sun afternoon, min 13°C on Sun morning). Wind will be generally light.

Sunday
21
Monday
22
Tuesday
23
Wed
24
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
2 AM
Rating
(10 max)
3
3
2
1
2
1
2
1
2
1
2
1
2
2
2
3
3
3
2
2
1
2
2
3
Swell
Height Map
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
15
1
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
1.1
SW
15
1
SSW
15
1.2
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
1.1
SSW
13
1.1
SSW
14
1.3
SSW
14
Wave Graph
Metric surfscale
Energy kJ
512
474
455
344
398
362
523
480
608
537
610
602
440
537
978
857
742
732
659
522
331
384
452
651
Wind (km/h)
20
NNW
20
NNW
20
NNW
20
NW
15
NNW
20
NNW
20
WNW
15
W
10
WSW
10
S
10
S
10
SSE
10
SSE
5
SSE
10
ESE
5
ENE
5
NE
5
E
10
ESE
10
SE
10
ESE
10
ESE
5
E
5
NE
Wind State
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
on
on
on
cross-on
cross-on
cross-on
glassy
glassy
glassy
cross-on
cross-on
cross
cross
cross
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
cloud
cloud
light rain
light rain
light rain
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:03
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
1
1
Temp °C
13
13
15
17
17
17
16
15
15
15
14
14
14
14
14
14
14
13
13
14
14
14
14
14
Feels °C
9
8
10
13
14
13
11
11
13
13
12
12
12
13
13
13
13
13
12
12
12
12
12
12
Swell 1
Height (m)
Direction
Period (s)
1
SSW
16
1
SSW
15
1
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
1.1
SW
15
1
SSW
15
1.2
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
1.1
SSW
13
1.1
SSW
14
1.3
SSW
14
Energy kJ
512
474
455
344
398
362
523
480
608
537
610
602
440
537
978
857
742
732
659
522
331
384
452
651
Swell 2
Height (m)
Direction
Period (s)
0.7
SSE
9
0.6
SSE
9
0.6
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
0.1
SE
8
0.1
SE
7
0.1
SE
7
0.1
SE
7
0.9
SSW
9
0.6
SSW
9
0.5
SSW
16
0.5
S
16
Energy kJ
65
49
49
27
26
17
13
13
6
6
6
6
295
295
2
2
2
2
2
148
62
151
132
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
4
0.4
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
7
0.2
S
18
0.2
S
18
0.5
S
16
Energy kJ
1
23
2
2
2
25
25
135
Wind waves
Height (m)
Direction
Period (s)
0.3
NNW
3
0.4
NNW
3
0.4
NNW
3
0.4
WNW
3
0.4
NW
3
0.3
NW
2
0.9
WSW
7
0.6
WSW
7
0.7
SW
7
Energy kJ
2
3
3
3
3
1
97
37
54
Nearest Offshore or Glassy
Rating
(10 max)
3
3
2
2
2
2
2
2
3
3
3
3
3
4
4
3
3
3
3
3
3
3
3
3
Distance (km)
0
0
20
20
0
20
97
20
137
439
439
439
439
303
260
0
0
0
149
257
257
260
34
0
Best forecast wave conditions in Far South of Western Australia
Rating
(10 max)
3
4
3
3
3
3
3
2
3
4
4
4
4
4
4
3
3
3
3
3
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
3
4
4
4
4
4
4
5
5
4
4
4
4
4
4
4
4
5
3
4
4
Header Global
Rating
(10 max)
5
9
9
9
8
8
7
7
7
6
6
6
7
6
5
5
5
5
5
6
5
5
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
How to use the Wavefinder 

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