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Surf Forecasts:
Cobblestones surfForecast / WA – Margaret River / Australia
48hr Weather and Surf, issued 1 pm Wednesday 17 Dec 2025 AWSTForecast update in hr min s Forecast update imminent
Cobblestones surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cobblestones sea temperature is
21.2° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Cobblestones today?
The current surf forecast for Cobblestones at 4PM is: 3.5m 11s primary swell from a Southwest direction and 0.8m 14s secondary swell from a West-southwest direction (forecast issued at 01:00pm December 17). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 11ft (3.5m) | 10s |
| Afternoon (17 Dec) | 11ft (3.5m) | 11s |
| Evening (17 Dec) | 10ft (3.0m) | 10s |
Table - waves today at Cobblestones. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| 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) (?) | 11 | 11 | 10 | 10 | 9 | 8 | 12 | 12 | 12 | 12 | 12 | 7 | 7 | 7 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 6 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3965 | 3084 | 2216 | 1573 | 1037 | 615 | 952 | 734 | 605 | 527 | 435 | 527 | 432 | 223 | 211 | 198 | 229 | 258 | 258 | 292 | 292 | 726 | 484 | 1059 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | cross | cross | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross | cross | cross- on | cross | cross |
High Tide / height (m) | 7:42PM 0.82 | 8:04PM 0.88 | 8:29PM 0.93 | |||||||||||||||||||||
Low Tide / height (m) | 5:31AM 0.13 | 5:51AM 0.13 | 6:14AM 0.13 | |||||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:03 | - | - | - | - | - | - | - | 5:03 | - | - | - | - | - | - | - | 5:03 |
| Sunset | - | - | 7:27 | - | - | - | - | - | - | - | 7:28 | - | - | - | - | - | - | - | 7:29 | - | - | - | - | - |
 | |  |  |  | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 17 | 21 | 22 | 19 | 16 | 15 | 14 | 12 | 16 | 21 | 20 | 20 | 17 | 17 | 17 | 17 | 16 |
| Feels °C (?) | 12 | 11 | 11 | 12 | 11 | 11 | 11 | 12 | 16 | 15 | 12 | 9 | 9 | 10 | 8 | 13 | 17 | 14 | 14 | 11 | 11 | 12 | 10 | 9 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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