Margaret River - South Side surfForecast / WA – Margaret River / Australia

information circle16 Day Weather and Surf, issued 7 am Monday 25 May 2026 AWST
Forecast update in hr  min  s Forecast update imminent
Margaret River - South Side surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Margaret River - South Side sea temperature is
20.8° C
(Which is slightly warmer than usual)

Best Forecast Surf Conditions for Margaret River - South Side this week:

The surf forecast for Margaret River - South Side over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (May 29) at 2PM. The primary swell is predicted to be 1.8m and 12s period with a secondary swell of 1.1m and 10s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Margaret River - South Side in the next 16 days are 9.5m 15s and forecast to arrive on Sunday (May 31) at 11PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Saturday (May 30) at 5AM.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+) 2PM (Fri 29th May)6ft (1.8m) 12s
Best Surf11AM (Sun 31st May)25ft (7.5m) 13s
Most Powerful11PM (Sun 31st May)31ft (9.5m) 15s

Table - best surf conditions forecast for Margaret River - South Side over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 33mm), heaviest during Wed night. Warm (max 21°C on Wed morning, min 12°C on Mon morning). Winds increasing (light winds from the NE on Mon night, strong winds from the N by Wed night).

Days 4-6 Weather Summary

Moderate rain (total 15mm), heaviest on Sat night. Warm (max 20°C on Sat morning, min 14°C on Fri night). Winds increasing (light winds from the W on Fri afternoon, near gales from the WNW by Sat night).

Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
3
2
1
1
1
1
0
0
0
0
2
3
2
2
0
0
0
!
!
!
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
WSW
15
1.7
WSW
14
1.3
SW
14
1.1
SW
13
1
WSW
18
1.5
WSW
16
1.9
WSW
16
2.2
WSW
15
3.5
WNW
9
3.5
WSW
13
3
W
12
2.1
SW
12
1.8
SW
12
1.7
SW
11
1.1
SW
15
1.6
SW
14
3.5
WNW
9
6
WNW
11
7.5
WNW
13
9
W
14
9
WSW
15
Wave Graph
Metric surfscale
Energy kJ
1162
1244
586
388
692
1165
1762
2076
2093
3880
2655
1169
913
701
535
938
1863
9192
17946
34081
33899
Wind (km/h)
30
N
25
NNE
20
NNE
35
N
30
N
25
N
35
NNW
45
NNW
35
WNW
25
WSW
20
WSW
15
WSW
10
W
10
N
35
NNE
50
NW
50
NW
60
WNW
65
WNW
60
W
55
WSW
cross
cross-off
cross-off
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
on
on
cross
cross-off
cross-on
cross-on
cross-on
cross-on
on
on
High Tide
8:53AM0.51m
7:49PM0.37m
7:55AM0.55m
7:44AM0.61m
7:52AM0.67m
8:08AM0.72m
8:28AM0.75m
8:52AM0.77m
Low Tide
3:49PM0.34m
00:45AM0.35m
4:15PM0.26m
4:43PM0.20m
5:12PM0.15m
5:44PM0.12m
6:20PM0.10m
7:02PM0.09m
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
mod rain
rain showers
part cloud
part cloud
cloud
part cloud
cloud
part cloud
thunderstorm
thunderstorm
rain showers
thunderstorm
light rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:11
7:11
7:13
7:13
7:13
7:15
7:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:21
5:21
5:20
5:20
5:20
5:19
5:19
1
7
25
3
2
10
3
4
8
Temp °C
16
18
18
19
20
20
21
20
19
18
17
16
16
16
17
20
19
18
16
16
16
10
12
14
13
14
16
16
15
16
12
12
12
14
15
12
13
11
10
4
4
4
Swell 1
Height (m)
Direction
Period (s)
1.6
WSW
15
1.7
WSW
14
1.3
SW
14
1.1
SW
13
1
WSW
18
1.5
WSW
16
1.9
WSW
16
2.2
WSW
15
2.1
WSW
14
1.7
NW
8
3
W
12
2.1
SW
12
1.8
SW
12
1.7
SW
11
1.4
SW
11
1.6
SW
14
1.5
SW
13
1.3
SW
14
Energy kJ
1162
1244
586
388
692
1165
1762
2076
1700
419
2655
1169
913
701
467
938
767
716
Swell 2
Height (m)
Direction
Period (s)
0.3
SSE
10
0.2
S
9
1
W
12
0.9
W
11
1
W
11
1.3
W
11
1.6
WNW
10
1
SW
13
1.7
W
10
1.2
W
10
1
W
10
1.1
SW
15
0.1
W
18
0.2
W
16
Energy kJ
19
7
280
185
229
382
454
325
586
308
202
535
6
21
Swell 3
Height (m)
Direction
Period (s)
0.2
SSE
9
0.1
S
9
0.5
WSW
20
0.8
SW
13
0.6
SW
12
0.4
SW
12
1
NNW
8
0.5
NNW
7
0.5
NNW
7
0.4
SW
16
0.8
W
10
Energy kJ
8
2
216
199
92
34
137
31
27
91
120
Wind waves
Height (m)
Direction
Period (s)
1.2
N
5
1.3
N
6
1.3
NNW
6
1.8
N
6
2
NNW
6
2
NNW
7
2
N
6
3
NW
9
3.5
WNW
9
3.5
WSW
13
2.5
W
10
0.7
N
3
3
NW
7
3.5
WNW
9
6
WNW
11
7.5
WNW
13
9
W
14
9
WSW
15
Energy kJ
68
110
130
243
320
330
305
1521
2093
3880
1390
11
859
1863
9192
17946
34081
33899
Nearest Offshore or Glassy
Rating
(10 max)
4
4
3
3
3
4
5
4
2
4
4
4
4
3
3
2
2
2
2
2
2
Distance (km)
33
33
33
135
151
33
135
135
301
1351
13
13
13
1
157
634
245
473
1688
1796
1688
Best forecast wave conditions in Margaret River
Rating
(10 max)
4
4
3
4
4
4
4
3
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
4
5
4
5
5
4
4
4
4
3
4
3
4
5
4
6
Header Global
Rating
(10 max)
4
4
4
4
9
9
7
6
7
7
7
9
9
6
5
5
5
7
7
5
7
  • 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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Information about the Margaret River - South Side Surf forecast

The above surf forecast table for Margaret River - South Side provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Margaret River - South Side can be found by selecting the local surf guide option on the grey menu. Our Margaret River - South Side surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Margaret River - South Side) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Margaret River - South Side may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Margaret River - South Side is 93 km (58 miles) from the city of Bunbury. If you plan a holiday in Margaret River, look for hotels and other accommodation in Bunbury. Bunbury has rooms for a wide range of budgets as well as car hire and transport links.

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