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Surf Forecasts:
Twelve Mile Beach surfForecast / WA – Far South / Australia
48hr Weather and Surf, issued 1 pm Monday 08 Dec 2025 AWSTForecast update in hr min s Forecast update imminent
Twelve Mile Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Twelve Mile Beach sea temperature is
19.8° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Twelve Mile Beach today?
The current surf forecast for Twelve Mile Beach at 7PM is: 1.0m 12s primary swell from a South-southwest direction and 0.1m 11s secondary swell from a South direction, 0.9m 5s secondary swell from a South-southeast direction (forecast issued at 01:00pm December 08). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | 4.5ft (1.3m) | 10s |
| Afternoon (08 Dec) | 3.5ft (1.1m) | 11s |
| Evening (08 Dec) | 3.5ft (1.0m) | 12s |
Table - waves today at Twelve Mile Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | Thursday 11 | |||||||||||||||||||||
| 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) (?) | 10 | 10 | 11 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 14 | 13 | 13 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 352 | 265 | 207 | 294 | 784 | 757 | 1110 | 1452 | 1236 | 1086 | 923 | 787 | 608 | 501 | 510 | 510 | 447 | 522 | 514 | 514 | 529 | 537 | 514 | 427 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross | cross- on | cross | cross- on | cross | cross | cross- off | cross- off | cross- off |
High Tide / height (m) | 12:24AM 0.81 | 12:35AM 0.71 | 12:27AM 0.62 | |||||||||||||||||||||
Low Tide / height (m) | 2:07PM 0.13 | 2:39PM 0.19 | ||||||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | Thursday 11 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 4:39 | - | - | - | - | - | - | - | 4:39 | - | - | - | - | - | - | - | 4:39 | - |
| Sunset | - | - | 7:00 | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - |
 |  | |  | | | | | |  | | | |  | |  | | | | |  | | | | |
Rain (mm) | 1 | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 18 | 18 | 17 | 16 | 17 | 16 | 15 | 21 |
| Feels °C (?) | 15 | 13 | 11 | 12 | 11 | 13 | 13 | 14 | 13 | 13 | 12 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 12 | 11 | 13 | 12 | 12 | 18 |
- 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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