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Margaret River Mouth Surf Forecast
/ WA – Margaret River (57 breaks) / Western Australia (159 breaks) /
Surf Forecasts:
Margaret River Mouth surfForecast / WA – Margaret River / Australia
48hr Weather and Surf, issued 1 pm Wednesday 20 May 2026 AWSTForecast update in hr min s Forecast update imminent
Today's Margaret River Mouth sea temperature is
21.0° C
(Which is slightly warmer than usual)How big are the waves at Margaret River Mouth today?
The current surf forecast for Margaret River Mouth at 7PM is: 1.2m 13s primary swell from a West-southwest direction and 0.3m 16s secondary swell from a West-southwest direction (forecast issued at 01:00pm May 20). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 4ft (1.2m) | 14s |
| Afternoon (20 May) | 3.5ft (1.1m) | 14s |
| Evening (20 May) | 4ft (1.2m) | 14s |
Table - waves today at Margaret River Mouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Thu morning. Warm (max 20°C on Wed afternoon, min 10°C on Sat morning). Winds decreasing (fresh winds from the SSW on Thu night, calm by Sat morning). | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 14 | SW 14 | SW 13 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | |
450 | 424 | 412 | 479 | 617 | 663 | 774 | 834 | 877 | 816 | 859 | 701 | 680 | 600 | 537 | 529 | 520 | 512 | 473 | 450 | 396 | 349 | 355 | 314 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross | cross-off | cross-off | cross | cross-off | cross-off | off | off | off | cross-off | |
High Tide | 11:10AM0.81m | 11:35AM0.73m | 11:24AM0.64m | |||||||||||||||||||||
Low Tide | 11:22PM-0.01m | 00:18AM0.04m | 1:00AM0.12m | |||||||||||||||||||||
 | |  |  | | | |  |  |  | |  | |  | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — |
 | — | — | 5:23 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | 5:22 |
— | — | — | — | — | — | — | 1 | 4 | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 20 | 20 | 19 | 18 | 19 | 19 | 17 | 16 | 16 | 17 | 17 | 16 | 16 | 16 | 15 | 16 | 17 | 15 | 14 | 12 | 12 | 11 | 10 |
18 | 18 | 20 | 19 | 17 | 18 | 17 | 14 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 12 | 11 | 11 | 9 | 9 | 8 | 7 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 13 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | — | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
 kJ | 450 | 424 | 412 | 479 | 617 | 663 | 774 | 834 | 877 | 816 | 859 | 701 | 680 | — | 537 | 529 | 520 | 512 | 473 | 450 | 396 | 349 | 355 | 314 |
Swell 2 Height (m) Direction Period (s) | S 10 | S 10 | WSW 16 | WSW 16 | S 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 |
| kJ | 2 | 2 | 52 | 51 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 7 |
Swell 3 Height (m) Direction Period (s) | — | S 10 | — | S 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 2 | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | S 5 | — | — | — | — | — | SW 13 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 13 | — | — | — | — | — | 600 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 194 | 12 | 12 | 17 | 17 | 12 | 12 | 12 | 245 | 409 | 96 | 44 | 44 | 96 | 71 | 12 | 31 | 31 | 12 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Margaret River | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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