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

information circle12 Day Weather and Surf, issued 1 am Wednesday 19 Nov 2025 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
19.0° C
(Which is slightly warmer than usual)


Best Forecast Surf Conditions for Margaret River - South Side this week:

The surf forecast for Margaret River - South Side over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Nov 20) at 11AM. The primary swell is predicted to be 1.6m and 13s period with a secondary swell of 0.1m and 10s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Margaret River - South Side in the next 12 days are 4.0m 10s and forecast to arrive on Monday (Nov 24) at 8AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.2m 7s period and expected on Wednesday (Nov 19) at 5PM.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+)11AM (Thu 20th Nov)5ft (1.6m) 13s
Best Surf11AM (Thu 20th Nov)5ft (1.6m) 13s
Most Powerful 8AM (Mon 24th Nov)13ft (4.0m) 10s

Table - best surf conditions forecast for Margaret River - South Side over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 2mm), mostly falling on Wed night. Warm (max 26°C on Wed afternoon, min 13°C on Fri night). Mainly fresh winds.

Days 3-6 Weather Summary Light rain (total 8mm), mostly falling on Sat night. Very mild (max 18°C on Sat morning, min 15°C on Sun night). Winds increasing (light winds from the E on Sat morning, fresh winds from the WSW by Sun night).

Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
3
2
3
3
3
2
2
1
2
0
0
0
0
0
0
0
0
0
1
1
3
Swell
Height Map
Wave Height (m) & direction (?)
1.4
SW
1.8
SW
1.8
SW
1.6
SW
1.1
SW
1.1
SW
1.2
S
0.9
WSW
1.1
WSW
1
WSW
1.1
WSW
1.4
WSW
2.4
WSW
2.5
WSW
3.5
WSW
4
SW
4
SW
3.5
SW
2.3
SW
1.9
SW
1.5
SW
Period(s) (?)151514131312101413121212789111110101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)9271441116980237031929630742130932251452985720303283336223891061748450
Wind
(km/h)
20
SE
30
SE
25
ESE
20
ESE
15
ESE
20
ESE
20
ESE
20
SE
15
ESE
15
WSW
15
SW
20
W
35
WSW
30
W
40
WSW
35
WSW
30
SW
25
SSW
15
SSW
20
SSW
5
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
offoffcross-
off
cross-
off
cross-
off
offoncross-
on
oncross-
on
onononcross-
on
cross-
on
cross-
on
cross-
on
cross-
off
High Tide
/ height (m)
8:34PM
0.75
8:53PM
0.77
9:15PM
0.78
9:40PM
0.78
10:08PM
0.77
10:37PM
0.75
11:08PM
0.71
Low Tide
/ height (m)
6:02AM
0.12
6:48AM
0.11
7:47AM
0.12
9:07AM
0.12
10:23AM
0.12
11:06AM
0.13
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Sunrise5:05--5:05--5:05--5:03--5:03--5:03--5:03--
Sunset-7:04--7:05--7:06--7:07--7:07--7:08--7:09-
part cloud
part cloud
rain showers
cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
rain showers
rain showers
part cloud
rain showers
rain showers
part cloud
cloud
part cloud
clear
clear
Rain (mm)
--2--------32-21-----
Temp. °C232618172219192018181817161717171616161716
Feels °C (?)202313141916161716171615111099910121313
  • 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 12 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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