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 pm 24 Aug 2026 (local time)

Forecast update in  hr  min

Today's Margaret River - South Side sea temperature is
19.1°C
1.8° 

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 24 Aug 2026:

  • Best quality surf: Wednesday 26 Aug, 2AM (local time) - 13ft (4.0m), 15s period, WSW swell with onshore winds.
  • Most powerful swell: Wednesday 26 Aug, 11AM (local time) - 16ft (5.0m), 18s period, WSW swell with 15,239 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 26 Aug, 2AM (local time) - 13ft (4.0m), 15s period with WSW 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 (Aug 26) at 2AM. The primary swell is predicted to be 4.0m and 15s period with a secondary swell of 0.6m and 22s. The wind is predicted to be onshore as the swell arrives.

The most powerful waves expected at Margaret River - South Side in the next 16 days are 5.0m 18s and forecast to arrive on Wednesday (Aug 26) at 11AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 5s period and expected on Friday (Aug 28) at 11PM.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Wed 26th Aug)13ft (4.0m) 15s
Best Surf 2AM (Wed 26th Aug)13ft (4.0m) 15s
Most Powerful11AM (Wed 26th Aug)16ft (5.0m) 18s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Wed night. Very mild (max 18°C on Tue afternoon, min 13°C on Wed afternoon). Winds decreasing (strong winds from the NW on Tue morning, light winds from the WSW by Tue night).

Days 5-7 Weather Summary

Some drizzle, heaviest during Sun afternoon. Very mild (max 16°C on Sun morning, min 10°C on Fri night). Wind will be generally light.

Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
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
!
!
!
!
!
!
3
3
3
4
5
!
!
!
4
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
WSW
12
2.5
WSW
14
3
WSW
13
4
WSW
15
5
WSW
18
5
WSW
17
4.5
WSW
16
4
SW
15
3.5
SW
14
3
SW
13
2.3
SW
12
2.1
SW
12
1.6
SW
11
2.1
SW
16
3.5
SW
18
3.5
SW
18
3.5
WSW
16
3
WSW
16
3
WSW
15
Wave Graph
Metric surfscale
Energy kJ
2138
2981
3136
6625
15239
15088
10504
6812
5044
2887
1591
1234
640
2212
6784
8311
5562
4562
3590
Wind (km/h)
30
NW
40
NW
35
NW
20
WNW
15
SSW
25
S
30
SSE
35
S
25
SSE
20
SSE
20
SSE
25
SSE
15
ESE
10
SSE
20
S
10
NE
15
NNW
10
WSW
10
W
Wind State
cross-on
cross-on
cross-on
on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross
cross-off
cross
cross-on
on
High Tide
8:05AM0.72m
8:40AM0.73m
9:12AM0.71m
11:38PM0.35m
9:42AM0.67m
11:19PM0.38m
10:11AM0.61m
11:13PM0.43m
10:38AM0.53m
11:17PM0.49m
Low Tide
4:59PM0.09m
5:11PM0.12m
5:18PM0.16m
2:07AM0.33m
5:20PM0.20m
3:17AM0.32m
5:16PM0.25m
4:20AM0.31m
5:07PM0.29m
part cloud
rain showers
rain showers
rain showers
light rain
light rain
mod rain
rain showers
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:47
6:46
6:43
6:43
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:55
5:55
5:57
5:58
5:58
5:59
6:00
 mm
2
3
3
1
2
6
1
1
Temp °C
17
17
18
17
15
13
14
14
14
14
14
15
12
13
15
13
16
15
16
Feels °C
11
10
12
12
13
8
8
7
7
8
9
9
8
11
11
10
14
14
14
  • 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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