Margaret River - South Side Surf Break

Lat Long: 33.98° S 114.98° E

Margaret River - South Side Surf Forecast and Surf Report

Issued: 7 am 10 Aug 2026 (local time)

Forecast update in  hr  min

Today's Margaret River - South Side sea temperature is
19.9° C
2.5° 

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 10 Aug 2026:

  • Best quality surf: Monday 10 Aug, 11PM (local time) - 21ft (6.5m), 15s period, SW swell with cross-shore winds.
  • Most powerful swell: Tuesday 11 Aug, 5AM (local time) - 21ft (6.5m), 16s period, SW swell with 20,165 kJ wave energy.
  • Next surfable swell (1★+): Monday 10 Aug, 11PM (local time) - 21ft (6.5m), 15s 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 Monday (Aug 10) at 11PM. The primary swell is predicted to be 6.5m and 15s 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 6.5m 16s and forecast to arrive on Tuesday (Aug 11) at 5AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Sunday (Aug 16) at 11PM.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+)11PM (Mon 10th Aug)21ft (6.5m) 15s
Best Surf11PM (Mon 10th Aug)21ft (6.5m) 15s
Most Powerful 5AM (Tue 11th Aug)21ft (6.5m) 16s

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


Short Range Forecast

Moderate rain (total 13mm), heaviest on Mon afternoon. Very mild (max 15°C on Tue afternoon, min 10°C on Mon afternoon). Winds decreasing (strong winds from the SW on Mon morning, light winds from the WSW by Wed night).

Days 4-6 Weather Summary

Some drizzle, heaviest during Sat afternoon. Very mild (max 18°C on Sat afternoon, min 11°C on Fri morning). Wind will be generally light.

Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
!
!
0
!
!
!
!
!
!
!
!
!
5
3
2
4
3
4
!
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
5
SW
11
5.5
SW
12
6.5
SW
16
6
SW
16
5.5
SW
16
4.5
SW
15
4
SW
14
4
SW
14
4
SW
15
4
SW
16
4.5
SW
17
4
SW
16
3.5
SW
16
3.5
SW
15
3
SW
14
2.5
SW
13
2.4
SW
13
2.5
WSW
13
3
WSW
14
3
WSW
14
3.5
WSW
19
Wave Graph
Metric surfscale
Energy kJ
5094
10064
20130
17353
14004
9166
7008
6538
6550
8913
10568
8055
6378
5681
4168
2345
2005
2231
4275
3875
8328
Wind (km/h)
45
SW
45
SSW
40
SSW
30
SSW
25
SW
20
SW
15
WSW
15
WSW
5
WSW
10
W
10
WSW
10
E
15
NNE
5
NNW
15
NE
25
N
15
N
15
NE
25
NNE
20
NNE
35
NE
Wind State
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
off
cross-off
cross-on
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
High Tide
8:45AM0.85m
9:30AM0.82m
10:11AM0.75m
10:46AM0.66m
1:06AM0.35m
11:06AM0.55m
00:32AM0.41m
10:38AM0.45m
00:15AM0.48m
Low Tide
5:11PM-0.07m
5:49PM-0.03m
6:25PM0.04m
6:52PM0.13m
6:59PM0.23m
3:24AM0.34m
6:15PM0.31m
4:52AM0.36m
5:02PM0.33m
light rain
light rain
light rain
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
rain showers
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
7:03
7:03
7:01
7:01
7:00
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:45
5:46
5:47
5:49
5:49
5:50
 mm
4
5
4
1
Temp °C
14
10
12
14
15
15
14
14
14
14
14
14
14
16
15
17
18
17
17
19
19
Feels °C
5
0
4
7
9
11
11
11
11
12
12
13
11
13
13
13
14
15
11
14
10
  • 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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