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

information circle16 Day Weather and Surf, issued 7 pm Saturday 23 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
21.0° C
(Which is 1.0°C warmer than normal for this time of year)

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 Sunday (May 24) at 2AM. The primary swell is predicted to be 1.2m and 11s period with a secondary swell of 0.6m and 8s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Margaret River - South Side in the next 16 days are 4.5m 13s and forecast to arrive on Sunday (May 31) at 2AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 4s period and expected on Monday (May 25) at 11AM.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Sun 24th May)4ft (1.2m) 11s
Best Surf 5PM (Sun 24th May)6.5ft (2.0m) 13s
Most Powerful 2AM (Sun 31st May)15ft (4.5m) 13s

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

Mostly dry. Very mild (max 19°C on Tue morning, min 12°C on Sat night). Winds increasing (calm on Sat night, fresh winds from the NNE by Tue morning).

Days 5-7 Weather Summary

Heavy rain (total 43mm), heaviest during Fri morning. Warm (max 21°C on Wed morning, min 16°C on Thu night). Winds decreasing (strong winds from the NW on Wed night, light winds from the NW by Thu afternoon).

Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Sat
30
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
2
3
4
4
3
2
2
1
1
2
0
0
0
3
2
1
0
0
0
0
0
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)
1.2
SW
11
1.8
SW
14
2
WSW
13
1.6
WSW
13
1.7
WSW
15
1.7
WSW
14
1.4
SW
14
1.1
SW
13
1
WSW
18
1.5
WSW
16
1.9
WSW
16
2
WSW
15
2
WSW
14
3
W
13
2.3
W
11
1.8
W
12
3
NNW
7
3.5
WNW
8
4
W
10
3.5
W
10
4
W
14
Wave Graph
Metric surfscale
Energy kJ
347
1340
1422
775
1292
1244
661
374
692
1165
1785
1728
1570
2747
1265
872
789
1688
3370
2391
5893
Wind (km/h)
15
NNE
15
NNE
15
NNE
10
ENE
25
NNE
20
N
20
NNE
30
NNE
30
N
25
NNE
40
NNW
35
N
20
W
15
WNW
15
NNW
25
N
40
NW
30
W
30
NW
40
NW
45
WNW
cross-off
cross-off
cross-off
off
cross-off
cross
cross-off
cross-off
cross
cross-off
cross
cross
on
on
cross-on
cross
cross-on
on
cross-on
cross-on
cross-on
High Tide
10:05AM0.52m
5:16PM0.43m
8:53AM0.51m
7:49PM0.37m
7:55AM0.55m
7:44AM0.61m
7:52AM0.67m
8:08AM0.72m
8:28AM0.75m
Low Tide
1:28AM0.20m
3:34PM0.42m
1:35AM0.29m
3:49PM0.34m
00:45AM0.35m
4:15PM0.26m
4:43PM0.20m
5:12PM0.15m
5:44PM0.12m
6:20PM0.10m
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
light rain
thunderstorm
clear
clear
rain showers
thunderstorm
rain showers
part cloud
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:11
7:11
7:11
7:13
7:13
7:13
7:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:22
5:22
5:21
5:21
5:20
5:20
5:20
5:19
4
7
6
23
3
4
4
Temp °C
16
13
15
15
15
17
17
19
19
20
21
18
19
19
19
18
20
18
18
18
18
14
9
11
13
10
12
14
13
13
15
15
12
13
16
17
14
14
11
10
11
10
Swell 1
Height (m)
Direction
Period (s)
1.2
SW
11
1.8
SW
14
2
WSW
13
1.6
WSW
13
1.7
WSW
15
1.7
WSW
14
1.4
SW
14
1.1
SW
13
1
WSW
18
1.5
WSW
16
1.9
WSW
16
2
WSW
15
2
WSW
14
3
W
13
2.3
W
11
1.8
W
12
1.3
SW
12
1.1
SW
11
0.4
SW
16
1.5
WSW
16
0.7
SW
18
Energy kJ
347
1340
1422
775
1292
1244
661
374
692
1165
1785
1728
1570
2747
1265
872
478
283
91
1104
311
Swell 2
Height (m)
Direction
Period (s)
0.6
S
8
0.8
S
11
0.6
S
11
1
SW
16
0.3
SSE
10
0.2
S
9
0.9
W
12
0.9
W
11
0.9
W
11
1
W
11
1.4
W
10
0.1
SW
17
0.4
SW
15
0.8
SW
14
1.2
SW
13
1.2
SW
12
0.8
W
11
0.3
SW
17
0.2
WSW
20
0.8
SW
14
1.1
SW
17
Energy kJ
45
151
85
502
19
7
228
185
178
229
384
12
56
218
480
409
149
45
38
293
640
Swell 3
Height (m)
Direction
Period (s)
0.6
S
12
0.6
WSW
18
0.4
SSE
10
0.2
SSE
9
0.1
S
9
0.5
WSW
20
0.8
SW
13
0.7
SW
12
0.1
SW
19
0.1
SW
18
0.6
SW
11
Energy kJ
98
211
34
8
2
216
224
141
15
12
104
Wind waves
Height (m)
Direction
Period (s)
0.5
N
4
0.4
NNE
4
1
N
4
1.1
N
5
1.1
N
6
1.8
N
6
1.8
N
6
1.9
NNW
6
2.4
NNW
7
3
NW
8
2.5
WNW
8
1.1
NNW
8
0.9
NNW
8
0.8
NNW
7
3
NNW
7
3.5
WNW
8
4
W
10
3.5
W
10
4
W
14
Energy kJ
6
5
38
70
82
222
276
280
524
1193
866
145
98
61
789
1688
3370
2391
5893
Nearest Offshore or Glassy
Rating
(10 max)
2
4
4
4
4
4
3
3
3
4
4
4
4
5
4
4
3
1
4
4
4
Distance (km)
0
33
0
0
33
33
33
135
42
135
135
194
194
13
33
33
135
245
194
194
214
Best forecast wave conditions in Margaret River
Rating
(10 max)
2
4
4
4
4
4
3
3
5
4
4
Best forecast wave conditions in Australia
Rating
(10 max)
6
4
4
4
4
4
4
4
4
5
4
5
4
5
4
5
4
2
5
4
4
Header Global
Rating
(10 max)
8
5
5
5
5
5
4
4
5
9
8
6
8
6
7
8
9
7
6
5
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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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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