Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Margaret River Mouth surfForecast / WA – Margaret River / Australia
48hr Weather and Surf, issued 1 pm Sunday 21 Dec 2025 AWSTForecast update in hr min s Forecast update imminent
Today's Margaret River Mouth sea temperature is
20.7° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Margaret River Mouth today?
The current surf forecast for Margaret River Mouth at 7PM is: 1.1m 13s primary swell from a Southwest direction and 0.5m 4s secondary swell from a South direction (forecast issued at 01:00pm December 21). The wind direction is predicted to be cross-shore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Dec) | 4ft (1.2m) | 13s |
| Afternoon (21 Dec) | 3.5ft (1.1m) | 13s |
| Evening (21 Dec) | 3.5ft (1.1m) | 13s |
Table - waves today at Margaret River Mouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 18 | 17 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 488 | 480 | 357 | 352 | 352 | 405 | 473 | 637 | 1761 | 1796 | 1685 | 1799 | 1655 | 1396 | 1031 | 902 | 811 | 656 | 495 | 380 | 374 | 320 | 260 | 210 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off |
High Tide / height (m) | 9:50PM 0.80 | 10:18PM 0.78 | 10:45PM 0.74 | |||||||||||||||||||||
Low Tide / height (m) | 8:03AM 0.09 | 8:30AM 0.11 | ||||||||||||||||||||||
Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:05 | - | - | - | - | - | - | - | 5:05 | - | - | - | - | - | - | - | 5:05 |
| Sunset | - | - | 7:30 | - | - | - | - | - | - | - | 7:30 | - | - | - | - | - | - | - | 7:30 | - | - | - | - | - |
 | | |  |  |  | |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 17 | 17 | 16 | 16 | 18 | 17 | 18 | 20 | 20 | 19 | 16 | 15 | 13 | 12 | 16 | 24 | 24 | 21 | 19 | 19 | 17 | 16 | 21 |
| Feels °C (?) | 12 | 12 | 12 | 12 | 13 | 15 | 15 | 16 | 17 | 15 | 14 | 10 | 10 | 8 | 7 | 12 | 20 | 18 | 16 | 14 | 14 | 12 | 12 | 17 |
- 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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