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Surf Forecasts:
Bruny Island - Mabel Bay surfForecast / TAS – East Coast / Australia
48hr Weather and Surf, issued 10 am Saturday 13 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Bruny Island - Mabel Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bruny Island - Mabel Bay sea temperature is
13.4° C
(Which is normal for this time of year)How big are the waves at Bruny Island - Mabel Bay today?
The current surf forecast for Bruny Island - Mabel Bay at 2PM is: 1.7m 14s primary swell from a Southwest direction (forecast issued at 10:00am December 13). An open ocean swell of 0.5m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 4.5ft (1.3m) | 12s |
| Afternoon (13 Dec) | 5.5ft (1.7m) | 14s |
| Evening (13 Dec) | 5ft (1.6m) | 13s |
Table - waves today at Bruny Island - Mabel Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 10 | 12 | 13 | 13 | 14 | 14 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 471 | 865 | 1099 | 1115 | 905 | 814 | 663 | 659 | 1440 | 2590 | 3813 | 6030 | 9709 | 13526 | 15436 | 16097 | 14750 | 13409 | 12533 | 10858 | 8942 | 7487 | 6193 | 4786 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | cross- on | cross- on | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 2:47PM 0.40 | 4:15AM 0.62 | 4:33PM 0.36 | 4:03AM 0.64 | 4:01AM 0.67 | |||||||||||||||||||
Low Tide / height (m) | 11:59AM 0.38 | 8:27PM 0.31 | 12:17PM 0.33 | 7:44PM 0.35 | 12:32PM 0.28 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | 5:24 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 8:45 | - | - | - | - | - | - | - | 8:46 | - | - | - | - | - | - | - | 8:46 | - | - | - |
 |  | | | |  | |  |  | | | |  |  | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 2 | 1 | 1 | 1 | 1 | - | - | - | - | 1 | 1 | 1 | - | - | - | - | - |
| Temp. °C | 14 | 14 | 14 | 13 | 13 | 13 | 14 | 12 | 10 | 10 | 9 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 11 | 10 | 11 | 11 | 12 |
| Feels °C (?) | 12 | 9 | 9 | 12 | 12 | 12 | 9 | 5 | 1 | -1 | -2 | -3 | -4 | -4 | -5 | -4 | -4 | -4 | -3 | -1 | -1 | 0 | 2 | 4 |
- 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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