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Southside Surf Forecast
/ WA – Margaret River (57 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
Southside surfForecast / WA – Margaret River / Australia
48hr Weather and Surf, issued 7 am Saturday 16 May 2026 AWSTForecast update in hr min s Forecast update imminent
Southside surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Southside sea temperature is
21.3° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Southside today?
The current surf forecast for Southside at 11AM is: 3.0m 13s primary swell from a Southwest direction (forecast issued at 07:00am May 16). The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 10ft (3.0m) | 13s |
| Afternoon (16 May) | 8ft (2.5m) | 13s |
| Evening (16 May) | 8ft (2.5m) | 12s |
Table - waves today at Southside. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Sat night. Very mild (max 18°C on Sun morning, min 15°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 14 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 12 | SW 11 | WSW 18 | SW 12 | SW 11 | SW 11 | WSW 17 | WSW 16 | WSW 16 | |
4185 | 3621 | 2975 | 2496 | 2077 | 1771 | 1713 | 1685 | 1656 | 1530 | 1530 | 1448 | 1310 | 1310 | 1152 | 963 | 947 | 604 | 698 | 1130 | 1072 | 1092 | 1199 | 1305 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross-on | cross-on | cross | cross-off | off | |
High Tide | 8:56AM0.80m | 9:25AM0.85m | 9:59AM0.87m | |||||||||||||||||||||
Low Tide | 6:09PM0.01m | 7:22PM-0.03m | 8:46PM-0.04m | |||||||||||||||||||||
 |  |  | | |  | |  |  |  | |  | | | |  | | | | | | | | | |
 | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | 7:07 |
 | — | — | — | — | 5:27 | — | — | — | — | — | — | — | 5:25 | — | — | — | — | — | — | — | 5:24 | — | — | 5:24 |
— | — | — | — | — | 1 | 2 | — | — | 2 | 1 | — | — | — | — | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 18 | 17 | 17 | 17 | 16 | 15 |
13 | 12 | 15 | 14 | 14 | 15 | 16 | 16 | 15 | 16 | 17 | 15 | 16 | 17 | 17 | 17 | 17 | 16 | 17 | 16 | 16 | 16 | 15 | 13 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 12 | SW 11 | SW 11 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 |
 kJ | 4185 | 3621 | 2975 | 2496 | 2077 | 1771 | 1713 | 1685 | 1656 | 1530 | 1530 | 1448 | 1310 | 1310 | 1152 | 963 | 947 | 604 | 698 | 1130 | 1072 | 1092 | 1083 | 952 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | W 24 | W 24 | W 24 | WSW 22 | WSW 21 | WSW 21 | WSW 21 | WSW 20 | WSW 20 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | WSW 18 | WSW 17 | WSW 17 | WSW 16 | WSW 16 |
| kJ | — | — | — | — | — | — | 11 | 11 | 11 | 47 | 90 | 90 | 88 | 216 | 336 | 161 | 158 | 515 | 436 | 659 | 921 | 1068 | 1199 | 1305 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | SW 21 | — | WSW 20 | WSW 19 | WSW 19 | WSW 18 | WSW 18 | WSW 18 | S 14 | S 13 | S 12 | S 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 113 | — | 336 | 332 | 398 | 596 | 651 | 845 | 15 | 14 | 75 | 47 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 0 | 0 |
Best forecast wave conditions in Margaret River | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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