Margaret River Mouth surf break

Margaret River Mouth surfForecast / WA – Margaret River / Australia

information circle48hr Weather and Surf, issued 7 am Wednesday 20 May 2026 AWST
Forecast update in hr  min  s Forecast update imminent
Today's Margaret River Mouth sea temperature is
21.0° C
(Which is slightly warmer than usual)

How big are the waves at Margaret River Mouth today?

The current surf forecast for Margaret River Mouth at 10AM is: 1.2m 14s primary swell from a West-southwest direction and 0.1m 10s secondary swell from a South direction (forecast issued at 07:00am May 20). The wind direction is predicted to be cross-onshore.

Time (AWST) & DateWave HeightWave Period
Morning (20 May)4ft (1.2m)14s
Afternoon (20 May)3.5ft (1.1m)14s
Evening (20 May)4ft (1.2m)14s

Table - waves today at Margaret River Mouth. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 6mm), mostly falling on Thu morning. Warm (max 20°C on Wed morning, min 11°C on Fri night). Winds increasing (light winds from the NNW on Wed night, fresh winds from the SSW by Thu night).

Wednesday
20
Thursday
21
Friday
22
Sat
23
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)
0
1
0
0
2
2
2
2
1
0
0
0
0
0
0
0
0
1
1
0
1
2
1
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.2
SW
14
1.2
WSW
14
1.1
SW
14
1.1
SW
14
1.1
SW
13
1.2
WSW
13
1.3
WSW
14
1.3
WSW
14
1.4
WSW
14
1.4
WSW
14
1.6
SW
14
1.6
SW
14
1.4
SW
13
1.4
SW
13
1.4
SW
13
1.3
SW
13
1.3
SW
13
1.3
SW
13
1.3
SW
13
1.3
SW
12
1.3
SW
12
1.2
SW
12
1.1
SW
12
1.1
SW
12
Wave Graph
Metric surfscale
Energy kJ
597
538
450
424
412
479
617
663
774
774
951
885
711
701
680
600
600
591
529
496
465
409
355
349
Wind (km/h)
20
NW
15
NW
15
NW
15
WNW
10
WNW
10
NNW
10
NNW
10
NW
15
WNW
20
WSW
25
S
25
SSW
25
SSW
25
S
30
SSW
30
S
25
S
20
SSE
20
SSE
20
S
20
SSE
15
SE
15
ESE
10
E
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross
cross
cross-on
cross
cross-on
cross
cross
cross-off
cross-off
cross
cross-off
cross-off
off
off
High Tide
11:10AM0.81m
11:35AM0.73m
11:24AM0.64m
Low Tide
11:22PM-0.01m
00:18AM0.04m
1:00AM0.12m
clear
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
thunderstorm
light rain
part cloud
clear
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:09
7:09
7:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:23
5:22
5:22
5:22
2
2
1
1
Temp °C
19
19
20
20
20
19
18
18
19
18
16
16
16
17
16
16
16
15
16
16
16
14
12
12
16
17
17
18
19
19
17
17
18
16
13
12
10
11
9
10
9
10
11
11
12
11
9
9
Swell 1
Height (m)
Direction
Period (s)
1.2
SW
14
1.2
WSW
14
1.1
SW
14
1.1
SW
14
1.1
SW
13
1.2
WSW
13
1.3
WSW
14
1.3
WSW
14
1.4
WSW
14
1.4
WSW
14
1.6
SW
14
1.6
SW
14
1.4
SW
13
1.4
SW
13
1.4
SW
13
1.3
SW
13
1.3
SW
13
1.3
SW
13
1.3
SW
13
1.3
SW
12
1.3
SW
12
1.2
SW
12
1.1
SW
12
1.1
SW
12
Energy kJ
597
538
450
424
412
479
617
663
774
774
951
885
711
701
680
600
600
591
529
496
465
409
355
349
Swell 2
Height (m)
Direction
Period (s)
0.1
S
10
0.1
S
10
0.1
S
10
0.1
S
10
0.3
WSW
16
0.3
WSW
16
0.1
S
9
Energy kJ
2
2
2
2
52
51
2
Swell 3
Height (m)
Direction
Period (s)
0.1
S
10
0.1
S
9
Energy kJ
2
2
Wind waves
Height (m)
Direction
Period (s)
0.5
S
5
0.7
SSW
6
Energy kJ
11
34
Nearest Offshore or Glassy
Rating
(10 max)
4
4
3
2
4
4
4
4
4
2
2
3
3
2
2
3
2
4
4
4
4
2
1
1
Distance (km)
43
43
188
48
12
25
13
25
12
44
44
457
96
44
44
96
95
12
31
31
12
0
0
0
Best forecast wave conditions in Margaret River
Rating
(10 max)
4
4
3
4
4
4
4
4
3
2
2
2
4
4
4
4
4
4
4
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
4
4
4
5
4
4
4
4
4
4
4
4
4
4
7
5
5
5
5
Header Global
Rating
(10 max)
4
5
5
5
5
4
4
5
5
5
5
5
5
5
4
4
4
4
5
7
7
7
7
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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