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

information circle16 Day Weather and Surf, issued 1 pm Thursday 14 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
21.2° 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 Friday (May 15) at 11AM. The primary swell is predicted to be 4.5m and 14s period. The wind is predicted to be cross-onshore as the swell arrives.

The most powerful waves expected at Margaret River - South Side in the next 16 days are 4.5m 15s and forecast to arrive on Friday (May 15) at 2PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+)11AM (Fri 15th May)15ft (4.5m) 14s
Best Surf11AM (Fri 15th May)15ft (4.5m) 14s
Most Powerful 2PM (Fri 15th May)15ft (4.5m) 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

Light rain (total 9mm), mostly falling on Thu night. Very mild (max 18°C on Sun morning, min 15°C on Fri morning). Winds decreasing (fresh winds from the WSW on Thu night, light winds from the SW by Sat night).

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Sun afternoon. Very mild (max 18°C on Sun afternoon, min 12°C on Tue morning). Wind will be generally light.

Thu
14
Friday
15
Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
0
!
!
!
4
2
3
2
1
2
4
3
4
4
3
4
5
3
4
3
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)
3.5
WSW
13
4.5
SW
14
4.5
SW
14
4
SW
15
3.5
SW
14
3
SW
13
2.5
SW
12
2.5
SW
12
2.5
SW
12
2.3
SW
11
1.7
SW
11
2.3
SW
11
2.5
SW
12
2.3
SW
12
2.5
SW
16
2.4
SW
15
2.5
SW
14
2.5
SW
14
3
SW
14
2.5
SW
14
2.5
SW
14
Wave Graph
Metric surfscale
Energy kJ
3728
7789
7607
7627
5353
3126
2077
1821
1713
1325
688
1235
1849
1396
3090
2491
2577
3051
2889
2803
2379
Wind (km/h)
25
W
30
SW
20
SW
10
SSW
15
WSW
10
WSW
10
SW
10
SW
15
WSW
15
SW
15
S
10
SSE
15
S
10
E
10
N
10
NNW
10
E
0
WNW
10
SSW
10
SE
10
S
on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
on
cross-on
cross
cross-off
cross
off
cross
cross-on
off
glassy
cross
cross-off
cross
High Tide
11:07PM0.38m
8:33AM0.72m
8:56AM0.80m
9:25AM0.85m
9:59AM0.87m
10:35AM0.86m
11:10AM0.81m
11:35AM0.73m
Low Tide
4:08PM0.16m
00:25AM0.38m
5:05PM0.07m
6:09PM0.01m
7:22PM-0.03m
8:46PM-0.04m
10:10PM-0.04m
11:22PM-0.01m
cloud
rain showers
cloud
part cloud
rain showers
part cloud
clear
rain showers
rain showers
rain showers
rain showers
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:03
7:05
7:05
7:05
7:07
7:07
7:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:28
5:27
5:27
5:25
5:24
5:24
5:23
5:22
5
1
2
1
1
1
Temp °C
17
17
15
15
16
17
17
17
18
18
18
17
18
16
16
18
18
17
18
17
18
12
11
9
11
12
15
14
15
16
15
17
15
16
14
15
17
19
17
17
16
17
Swell 1
Height (m)
Direction
Period (s)
3.5
WSW
13
4.5
SW
14
4.5
SW
14
4
SW
15
3.5
SW
14
3
SW
13
2.5
SW
12
2.5
SW
12
2.5
SW
12
2.3
SW
11
1.7
SW
11
2.3
SW
11
2.5
SW
12
2.3
SW
12
2.5
SW
16
2.4
SW
15
2.5
SW
14
2.5
SW
14
3
SW
14
2.5
SW
14
2.5
SW
14
Energy kJ
3728
7789
7607
7627
5353
3126
2077
1821
1713
1325
688
1235
1849
1396
3090
2491
2577
3051
2889
2803
2379
Swell 2
Height (m)
Direction
Period (s)
0.1
W
24
0.3
WSW
21
0.3
WSW
21
1
SSW
11
1
WSW
18
1.2
WSW
17
1.6
WSW
16
0.6
S
11
0.6
S
11
0.3
S
10
0.2
S
10
0.2
S
10
0.1
S
9
Energy kJ
11
90
88
263
651
798
1289
84
79
17
8
7
2
Swell 3
Height (m)
Direction
Period (s)
0.7
WSW
19
0.2
WSW
22
0.3
S
13
0.5
S
12
Energy kJ
332
45
31
72
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
3
4
7
7
5
4
4
4
4
4
4
4
4
4
4
4
4
5
4
4
4
Distance (km)
1688
71
13
13
13
13
13
13
13
13
31
0
20
0
8
36
0
0
12
0
12
Best forecast wave conditions in Margaret River
Rating
(10 max)
7
7
5
4
4
4
4
4
4
4
4
4
5
4
4
5
4
4
4
Best forecast wave conditions in Australia
Rating
(10 max)
4
5
7
7
5
4
5
4
4
4
4
4
4
4
5
4
5
5
5
4
4
Header Global
Rating
(10 max)
4
5
5
5
5
5
4
7
5
5
5
4
7
4
5
5
5
5
5
5
4
  • 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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