Margaret River - South Side Surf Break

Lat Long: 33.98° S 114.98° E

Margaret River - South Side Surf Forecast and Surf Report

Issued: 1 am 01 Sep 2026 (local time)

Forecast update in  hr  min

Today's Margaret River - South Side sea temperature is
18.3°C
1.2° 

Margaret River - South Side surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Margaret River - South Side surf forecast from 31 Aug 2026:

  • Best quality surf: Wednesday 2 Sep, 5PM (local time) - 11ft (3.5m), 13s period, SW swell with cross-shore winds.
  • Most powerful swell: Monday 7 Sep, 5PM (local time) - 18ft (5.5m), 17s period, SW swell with 16,937 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 2 Sep, 5PM (local time) - 11ft (3.5m), 13s period with SW swell.

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 Wednesday (Sep 02) at 5PM. The primary swell is predicted to be 3.5m and 13s period. The wind is predicted to be cross-shore as the swell arrives.

The most powerful waves expected at Margaret River - South Side in the next 16 days are 5.5m 17s and forecast to arrive on Monday (Sep 07) at 5PM. 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 11s period and expected on Sunday (Sep 06) at 11AM.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+) 5PM (Wed 2nd Sep)11ft (3.5m) 13s
Best Surf 5PM (Wed 2nd Sep)11ft (3.5m) 13s
Most Powerful 5PM (Mon 7th Sep)18ft (5.5m) 17s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Wed morning. Very mild (max 16°C on Wed afternoon, min 14°C on Tue morning). Winds increasing (calm on Wed night, strong winds from the WSW by Thu night).

Days 4-6 Weather Summary

Light rain (total 9mm), mostly falling on Sat afternoon. Very mild (max 16°C on Sat morning, min 12°C on Sat afternoon). Winds increasing (light winds from the WSW on Fri afternoon, gales from the WSW by Sat afternoon).

Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
Monday
7
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
2
0
0
!
!
0
0
0
0
!
0
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)
3
WSW
15
3
SW
14
3.5
SW
14
3.5
SW
13
3.5
SW
13
3.5
SW
14
4
SW
14
4
SW
14
4.5
WSW
14
5
SW
14
5.5
SW
16
4.5
SW
15
3
WSW
14
6
WSW
11
5.5
SW
13
5
WSW
13
5
WSW
16
4.5
WSW
16
5
SW
16
5.5
SW
17
4.5
SW
16
Wave Graph
Metric surfscale
Energy kJ
3361
3148
4194
4447
4332
5302
6044
5875
7986
10521
13237
7839
3633
9329
10386
8359
11247
11317
13506
16937
10265
Wind (km/h)
15
WSW
15
W
25
W
25
SW
20
SSW
5
SE
25
WNW
40
WNW
45
WSW
25
SSW
15
WSW
25
NW
50
NW
55
SW
30
SSW
20
WSW
20
W
20
W
15
W
10
W
5
SSW
Wind State
cross-on
on
on
cross-on
cross
glassy
cross-on
on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
glassy
High Tide
10:36AM0.34m
11:53PM0.61m
00:29AM0.65m
1:32AM0.67m
4:08AM0.69m
5:50AM0.72m
6:59AM0.75m
Low Tide
3:41PM0.30m
1:51PM0.22m
1:55PM0.13m
2:23PM0.05m
2:57PM-0.00m
3:32PM-0.03m
4:06PM-0.02m
clear
part cloud
part cloud
light rain
part cloud
cloud
part cloud
cloud
light rain
part cloud
part cloud
part cloud
rain showers
mod rain
part cloud
clear
clear
clear
cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:39
6:37
6:37
6:35
6:33
6:33
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:01
6:01
6:02
6:04
6:04
6:05
 mm
2
2
2
7
Temp °C
14
14
14
15
16
15
15
16
16
14
13
14
16
13
14
14
14
15
14
15
14
Feels °C
11
10
10
10
12
12
10
9
8
7
9
10
6
2
4
8
10
12
11
13
12
  • 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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